diff --git a/.DS_Store b/.DS_Store new file mode 100644 index 0000000..50c27e7 Binary files /dev/null and b/.DS_Store differ diff --git a/src/app/components/App.jsx b/src/app/components/App.jsx index acc121d..b083fb1 100644 --- a/src/app/components/App.jsx +++ b/src/app/components/App.jsx @@ -9,6 +9,9 @@ import TimeSlider from '../container/TimeSlider.jsx'; import Events from '../container/Events.jsx'; import Details from '../container/Details.jsx'; +// styled components +import { Wrapper } from '../styles/SplitPane.jsx'; + // import from styled components to create global styles const GlobalStyle = createGlobalStyle` html { @@ -37,9 +40,10 @@ class App extends Component { this.state = { data: [], + searchField: '', + filteredData: [], isPlaying: false, isRecording: false, - isSearching: false, isPlayingIndex: 0, }; @@ -55,6 +59,11 @@ class App extends Component { } componentDidMount() { + // ******************************************************* + // need to impletement setState for filteredData to same value as data + // this.setState({ data, filteredData: data }); + // ******************************************************* + // adds listener to the effects that are gonna be sent from // our edited useReducer from the 'react' library. chrome.runtime.onConnect.addListener((portFromExtension) => { @@ -79,7 +88,6 @@ class App extends Component { this.setState({ isPlayingIndex: 0 }); } - console.log('isplaying'); let { isPlaying } = this.state; isPlaying = !isPlaying; this.setState({ isPlaying }); @@ -130,10 +138,21 @@ class App extends Component { } // filter search bar results - // *** NOT FINISHED *** searchChange(e) { const { data } = this.state; - console.log(data); + + // grab user entry from filter bar + const compareSearchValue = e.target.value; + + // set state with compare value + this.setState({ searchField: compareSearchValue }) + + // match results from our filter entry to data + const actions = data.filter(function(item) { + const type = item.action.type.toLowerCase(); + return type.includes(compareSearchValue.toLowerCase()); + }); + this.setState({ filteredData: actions }); } // time travel bar change @@ -178,42 +197,45 @@ class App extends Component { isPlaying, setIsRecording, isRecording, + filteredData, } = this.state; return ( <> - - )} - right={ - ( -
- )} - /> - + + + )} + right={ + ( +
+ )} + /> + + ); } diff --git a/src/app/components/DetailCards/Actions/ActionsDisplay.jsx b/src/app/components/DetailCards/Actions/ActionsDisplay.jsx index e3a4f4d..d3d211a 100644 --- a/src/app/components/DetailCards/Actions/ActionsDisplay.jsx +++ b/src/app/components/DetailCards/Actions/ActionsDisplay.jsx @@ -1,15 +1,18 @@ import React from 'react'; +//styled components +import { DetailsWrapper } from '../../../styles/Details.jsx'; + export default function Actions(props) { // renders action information const { action } = props; return ( - <> + action: {(action && action.type) || 'select an event'}

payload: {(action && action.payload) || 'select an event'} - + ); } diff --git a/src/app/components/DetailCards/DetailsNav.jsx b/src/app/components/DetailCards/DetailsNav.jsx index 69cd774..24c5e65 100644 --- a/src/app/components/DetailCards/DetailsNav.jsx +++ b/src/app/components/DetailCards/DetailsNav.jsx @@ -1,9 +1,9 @@ import React, { useState } from 'react'; -var Link = require('react-router-dom').Link; -var NavLink = require('react-router-dom').NavLink; -//styled component imports -import { Buttons, Button, DetailsNavWrapper, Ul } from '../../styles/Nav.jsx'; +let NavLink = require('react-router-dom').NavLink; + +// styled component imports +import { Buttons, Button, DetailsNavWrapper } from '../../styles/Nav.jsx'; export default function RightNav(props) { @@ -11,7 +11,7 @@ export default function RightNav(props) { <> - + diff --git a/src/app/components/DetailCards/Effects/EffectsDisplay.jsx b/src/app/components/DetailCards/Effects/EffectsDisplay.jsx index 1265d8f..638068f 100644 --- a/src/app/components/DetailCards/Effects/EffectsDisplay.jsx +++ b/src/app/components/DetailCards/Effects/EffectsDisplay.jsx @@ -1,7 +1,8 @@ import React from 'react'; +import { DetailsWrapper } from '../../../styles/Details.jsx'; export default function Effects(props) { return ( -
effects display page
+ effects display page ); } diff --git a/src/app/components/DetailCards/State/StateDisplay.jsx b/src/app/components/DetailCards/State/StateDisplay.jsx index 5b95e87..b76879e 100644 --- a/src/app/components/DetailCards/State/StateDisplay.jsx +++ b/src/app/components/DetailCards/State/StateDisplay.jsx @@ -1,14 +1,17 @@ import React from 'react'; import StateCard from './StateCard.jsx'; +// styled component +import { DetailsWrapper } from '../../../styles/Details.jsx'; + export default function State(props) { // stringifying data to pass down to StateCard to display const { actionState } = props; const stringData = JSON.stringify(actionState, null, '\t'); return ( - <> + {} - + ); } diff --git a/src/app/components/EventCards/EventsDisplay.jsx b/src/app/components/EventCards/EventsDisplay.jsx index 71e0a1c..3c8e710 100644 --- a/src/app/components/EventCards/EventsDisplay.jsx +++ b/src/app/components/EventCards/EventsDisplay.jsx @@ -7,10 +7,13 @@ import EventCreator from './EventCreator.jsx'; import { EventsWrapper } from '../../styles/Events.jsx'; export default function Events(props) { - const { data, activeEventId } = props; + const { data, + activeEventId, + filteredData, + } = props; return ( - {data.map((e, i) => ( + {filteredData.map((e, i) => ( + <> + + + + ); } diff --git a/src/app/components/EventCards/TimeTravel.jsx b/src/app/components/EventCards/TimeTravel.jsx deleted file mode 100644 index d044257..0000000 --- a/src/app/components/EventCards/TimeTravel.jsx +++ /dev/null @@ -1,21 +0,0 @@ -import React from 'react'; - -// styled component -import { PreviousNextWrapper, PrevNextButton } from '../../styles/Events.jsx'; - -export default function TimeTavel(props) { - const { - toTheFuture, - toThePast, - } = props; - - - return ( - <> - - PREVIOUS - NEXT - - - ); -} diff --git a/src/app/container/Events.jsx b/src/app/container/Events.jsx index 07bda15..0fd20d3 100644 --- a/src/app/container/Events.jsx +++ b/src/app/container/Events.jsx @@ -3,7 +3,7 @@ import React, { useContext, useState, Component} from 'react'; // components import EventsNav from '../components/EventCards/EventsNav.jsx'; import EventsDisplay from '../components/EventCards/EventsDisplay.jsx' -import TimeTravel from '../components/EventCards/TimeTravel.jsx'; +import FilterBar from '../components/EventCards/FilterBar.jsx'; class Events extends Component { constructor(props) { @@ -16,21 +16,19 @@ class Events extends Component { activeEventId, addAction, data, - toTheFuture, - toThePast, + searchChange, + filteredData, } = this.props; return ( <> + - ); } diff --git a/src/app/container/TimeSlider.jsx b/src/app/container/TimeSlider.jsx index 6754b5c..26c796e 100644 --- a/src/app/container/TimeSlider.jsx +++ b/src/app/container/TimeSlider.jsx @@ -19,15 +19,15 @@ const TimeSlider = (props) => { } = props; return ( - <> + + - ); }; -export default TimeSlider; +export default TimeSlider; \ No newline at end of file diff --git a/src/app/styles/Details.jsx b/src/app/styles/Details.jsx new file mode 100644 index 0000000..ddadad2 --- /dev/null +++ b/src/app/styles/Details.jsx @@ -0,0 +1,6 @@ +import styled from 'styled-components'; + +export const DetailsWrapper = styled.div` + padding-left: 10px; + padding-top: 10px; +`; diff --git a/src/app/styles/Events.jsx b/src/app/styles/Events.jsx index cd33569..ce1bca2 100644 --- a/src/app/styles/Events.jsx +++ b/src/app/styles/Events.jsx @@ -2,10 +2,8 @@ import styled from 'styled-components'; // the entire events display wrapper export const EventsWrapper = styled.div` - min-height: 100px; - max-height: 200px; + height: -webkit-fill-available; overflow: auto; - border-bottom: 1px solid white; `; // single event card @@ -52,4 +50,4 @@ export const PrevNextButton = styled.div` background-color: ${props => props.selectedEvent === 'false' ? '#484C54' : "#3C444F"}; color: ${props => props.selectedEvent === 'false' ? 'white' : "white"}; border-radius: 5px; -`; +`; \ No newline at end of file diff --git a/src/app/styles/FilterBar.jsx b/src/app/styles/FilterBar.jsx new file mode 100644 index 0000000..b81045c --- /dev/null +++ b/src/app/styles/FilterBar.jsx @@ -0,0 +1,19 @@ +import styled from 'styled-components'; + +export const FilterWrapper = styled.div` + color: white; + border-bottom: 1px solid #484C54 ; + input[type=text]{ + font-size: 12px; + width: 95%; + margin-left: 5%; + color: white; + background-color: transparent; + border: 0px solid #484C54; + height: 30px; + } + + *:focus { + outline: none; +} +`; diff --git a/src/app/styles/Nav.jsx b/src/app/styles/Nav.jsx index 646c422..f8eb2d8 100644 --- a/src/app/styles/Nav.jsx +++ b/src/app/styles/Nav.jsx @@ -7,7 +7,7 @@ export const EventsNavWrapper = styled.div` align-items: center; justify-content: center; width: 100%; - height: 33px; + height: 35px; border-bottom: 1px solid #484C54; color: white; `; diff --git a/src/app/styles/SplitPane.jsx b/src/app/styles/SplitPane.jsx index c2f47df..a1351bc 100644 --- a/src/app/styles/SplitPane.jsx +++ b/src/app/styles/SplitPane.jsx @@ -1,14 +1,19 @@ import styled from 'styled-components'; +// from grid +export const Wrapper = styled.div` +display: grid; +height: 100vh; +grid-template-rows: 1fr auto; +`; + // wrapper for total split pane views export const PaneWrapper = styled.div` font-family: "arial"; font-size: .80em; color: #E8E8F4; background-color: #2A2E3A; - /* CHANGED HEIGHT FROM 100VH */ height: 100%; - /* margin-bottom: 30px; */ display: flex; justify-content: space-around; `; @@ -17,8 +22,9 @@ export const PaneWrapper = styled.div` export const LeftPane = styled.div` background-color: #2A2E3A; border-right: 3px double #484C54; - height: 100%; width: 43%; + display: flex; + flex-direction: column; `; // wrapper for details (right hand side) diff --git a/src/app/styles/TimeSlider.jsx b/src/app/styles/TimeSlider.jsx index bc077a2..89f4d0f 100644 --- a/src/app/styles/TimeSlider.jsx +++ b/src/app/styles/TimeSlider.jsx @@ -8,6 +8,7 @@ export const SliderWrapper = styled.div` border-top: 1px solid #191c23; width: 100%; background-color: #3C444F; + align-self: flex-end; `; export const Button = styled.div` @@ -17,6 +18,7 @@ export const Button = styled.div` font-size: 20px; width: 40px; color: white; + cursor: pointer; font-family: 'arial'; -`; \ No newline at end of file +`; diff --git a/src/browser/chrome/bundle.js b/src/browser/chrome/bundle.js deleted file mode 100644 index dd0b1a0..0000000 --- a/src/browser/chrome/bundle.js +++ /dev/null @@ -1,31269 +0,0 @@ -(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i - Copyright (C) 2015 Ingvar Stepanyan - Copyright (C) 2014 Ivan Nikulin - Copyright (C) 2012-2013 Michael Ficarra - Copyright (C) 2012-2013 Mathias Bynens - Copyright (C) 2013 Irakli Gozalishvili - Copyright (C) 2012 Robert Gust-Bardon - Copyright (C) 2012 John Freeman - Copyright (C) 2011-2012 Ariya Hidayat - Copyright (C) 2012 Joost-Wim Boekesteijn - Copyright (C) 2012 Kris Kowal - Copyright (C) 2012 Arpad Borsos - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - ARE DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY - DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -/*global exports:true, require:true, global:true*/ -(function () { - 'use strict'; - - var Syntax, - Precedence, - BinaryPrecedence, - SourceNode, - estraverse, - esutils, - base, - indent, - json, - renumber, - hexadecimal, - quotes, - escapeless, - newline, - space, - parentheses, - semicolons, - safeConcatenation, - directive, - extra, - parse, - sourceMap, - sourceCode, - preserveBlankLines, - FORMAT_MINIFY, - FORMAT_DEFAULTS; - - estraverse = require('estraverse'); - esutils = require('esutils'); - - Syntax = estraverse.Syntax; - - // Generation is done by generateExpression. - function isExpression(node) { - return CodeGenerator.Expression.hasOwnProperty(node.type); - } - - // Generation is done by generateStatement. - function isStatement(node) { - return CodeGenerator.Statement.hasOwnProperty(node.type); - } - - Precedence = { - Sequence: 0, - Yield: 1, - Assignment: 1, - Conditional: 2, - ArrowFunction: 2, - LogicalOR: 3, - LogicalAND: 4, - BitwiseOR: 5, - BitwiseXOR: 6, - BitwiseAND: 7, - Equality: 8, - Relational: 9, - BitwiseSHIFT: 10, - Additive: 11, - Multiplicative: 12, - Await: 13, - Unary: 13, - Postfix: 14, - Call: 15, - New: 16, - TaggedTemplate: 17, - Member: 18, - Primary: 19 - }; - - BinaryPrecedence = { - '||': Precedence.LogicalOR, - '&&': Precedence.LogicalAND, - '|': Precedence.BitwiseOR, - '^': Precedence.BitwiseXOR, - '&': Precedence.BitwiseAND, - '==': Precedence.Equality, - '!=': Precedence.Equality, - '===': Precedence.Equality, - '!==': Precedence.Equality, - 'is': Precedence.Equality, - 'isnt': Precedence.Equality, - '<': Precedence.Relational, - '>': Precedence.Relational, - '<=': Precedence.Relational, - '>=': Precedence.Relational, - 'in': Precedence.Relational, - 'instanceof': Precedence.Relational, - '<<': Precedence.BitwiseSHIFT, - '>>': Precedence.BitwiseSHIFT, - '>>>': Precedence.BitwiseSHIFT, - '+': Precedence.Additive, - '-': Precedence.Additive, - '*': Precedence.Multiplicative, - '%': Precedence.Multiplicative, - '/': Precedence.Multiplicative - }; - - //Flags - var F_ALLOW_IN = 1, - F_ALLOW_CALL = 1 << 1, - F_ALLOW_UNPARATH_NEW = 1 << 2, - F_FUNC_BODY = 1 << 3, - F_DIRECTIVE_CTX = 1 << 4, - F_SEMICOLON_OPT = 1 << 5; - - //Expression flag sets - //NOTE: Flag order: - // F_ALLOW_IN - // F_ALLOW_CALL - // F_ALLOW_UNPARATH_NEW - var E_FTT = F_ALLOW_CALL | F_ALLOW_UNPARATH_NEW, - E_TTF = F_ALLOW_IN | F_ALLOW_CALL, - E_TTT = F_ALLOW_IN | F_ALLOW_CALL | F_ALLOW_UNPARATH_NEW, - E_TFF = F_ALLOW_IN, - E_FFT = F_ALLOW_UNPARATH_NEW, - E_TFT = F_ALLOW_IN | F_ALLOW_UNPARATH_NEW; - - //Statement flag sets - //NOTE: Flag order: - // F_ALLOW_IN - // F_FUNC_BODY - // F_DIRECTIVE_CTX - // F_SEMICOLON_OPT - var S_TFFF = F_ALLOW_IN, - S_TFFT = F_ALLOW_IN | F_SEMICOLON_OPT, - S_FFFF = 0x00, - S_TFTF = F_ALLOW_IN | F_DIRECTIVE_CTX, - S_TTFF = F_ALLOW_IN | F_FUNC_BODY; - - function getDefaultOptions() { - // default options - return { - indent: null, - base: null, - parse: null, - comment: false, - format: { - indent: { - style: ' ', - base: 0, - adjustMultilineComment: false - }, - newline: '\n', - space: ' ', - json: false, - renumber: false, - hexadecimal: false, - quotes: 'single', - escapeless: false, - compact: false, - parentheses: true, - semicolons: true, - safeConcatenation: false, - preserveBlankLines: false - }, - moz: { - comprehensionExpressionStartsWithAssignment: false, - starlessGenerator: false - }, - sourceMap: null, - sourceMapRoot: null, - sourceMapWithCode: false, - directive: false, - raw: true, - verbatim: null, - sourceCode: null - }; - } - - function stringRepeat(str, num) { - var result = ''; - - for (num |= 0; num > 0; num >>>= 1, str += str) { - if (num & 1) { - result += str; - } - } - - return result; - } - - function hasLineTerminator(str) { - return (/[\r\n]/g).test(str); - } - - function endsWithLineTerminator(str) { - var len = str.length; - return len && esutils.code.isLineTerminator(str.charCodeAt(len - 1)); - } - - function merge(target, override) { - var key; - for (key in override) { - if (override.hasOwnProperty(key)) { - target[key] = override[key]; - } - } - return target; - } - - function updateDeeply(target, override) { - var key, val; - - function isHashObject(target) { - return typeof target === 'object' && target instanceof Object && !(target instanceof RegExp); - } - - for (key in override) { - if (override.hasOwnProperty(key)) { - val = override[key]; - if (isHashObject(val)) { - if (isHashObject(target[key])) { - updateDeeply(target[key], val); - } else { - target[key] = updateDeeply({}, val); - } - } else { - target[key] = val; - } - } - } - return target; - } - - function generateNumber(value) { - var result, point, temp, exponent, pos; - - if (value !== value) { - throw new Error('Numeric literal whose value is NaN'); - } - if (value < 0 || (value === 0 && 1 / value < 0)) { - throw new Error('Numeric literal whose value is negative'); - } - - if (value === 1 / 0) { - return json ? 'null' : renumber ? '1e400' : '1e+400'; - } - - result = '' + value; - if (!renumber || result.length < 3) { - return result; - } - - point = result.indexOf('.'); - if (!json && result.charCodeAt(0) === 0x30 /* 0 */ && point === 1) { - point = 0; - result = result.slice(1); - } - temp = result; - result = result.replace('e+', 'e'); - exponent = 0; - if ((pos = temp.indexOf('e')) > 0) { - exponent = +temp.slice(pos + 1); - temp = temp.slice(0, pos); - } - if (point >= 0) { - exponent -= temp.length - point - 1; - temp = +(temp.slice(0, point) + temp.slice(point + 1)) + ''; - } - pos = 0; - while (temp.charCodeAt(temp.length + pos - 1) === 0x30 /* 0 */) { - --pos; - } - if (pos !== 0) { - exponent -= pos; - temp = temp.slice(0, pos); - } - if (exponent !== 0) { - temp += 'e' + exponent; - } - if ((temp.length < result.length || - (hexadecimal && value > 1e12 && Math.floor(value) === value && (temp = '0x' + value.toString(16)).length < result.length)) && - +temp === value) { - result = temp; - } - - return result; - } - - // Generate valid RegExp expression. - // This function is based on https://github.com/Constellation/iv Engine - - function escapeRegExpCharacter(ch, previousIsBackslash) { - // not handling '\' and handling \u2028 or \u2029 to unicode escape sequence - if ((ch & ~1) === 0x2028) { - return (previousIsBackslash ? 'u' : '\\u') + ((ch === 0x2028) ? '2028' : '2029'); - } else if (ch === 10 || ch === 13) { // \n, \r - return (previousIsBackslash ? '' : '\\') + ((ch === 10) ? 'n' : 'r'); - } - return String.fromCharCode(ch); - } - - function generateRegExp(reg) { - var match, result, flags, i, iz, ch, characterInBrack, previousIsBackslash; - - result = reg.toString(); - - if (reg.source) { - // extract flag from toString result - match = result.match(/\/([^/]*)$/); - if (!match) { - return result; - } - - flags = match[1]; - result = ''; - - characterInBrack = false; - previousIsBackslash = false; - for (i = 0, iz = reg.source.length; i < iz; ++i) { - ch = reg.source.charCodeAt(i); - - if (!previousIsBackslash) { - if (characterInBrack) { - if (ch === 93) { // ] - characterInBrack = false; - } - } else { - if (ch === 47) { // / - result += '\\'; - } else if (ch === 91) { // [ - characterInBrack = true; - } - } - result += escapeRegExpCharacter(ch, previousIsBackslash); - previousIsBackslash = ch === 92; // \ - } else { - // if new RegExp("\\\n') is provided, create /\n/ - result += escapeRegExpCharacter(ch, previousIsBackslash); - // prevent like /\\[/]/ - previousIsBackslash = false; - } - } - - return '/' + result + '/' + flags; - } - - return result; - } - - function escapeAllowedCharacter(code, next) { - var hex; - - if (code === 0x08 /* \b */) { - return '\\b'; - } - - if (code === 0x0C /* \f */) { - return '\\f'; - } - - if (code === 0x09 /* \t */) { - return '\\t'; - } - - hex = code.toString(16).toUpperCase(); - if (json || code > 0xFF) { - return '\\u' + '0000'.slice(hex.length) + hex; - } else if (code === 0x0000 && !esutils.code.isDecimalDigit(next)) { - return '\\0'; - } else if (code === 0x000B /* \v */) { // '\v' - return '\\x0B'; - } else { - return '\\x' + '00'.slice(hex.length) + hex; - } - } - - function escapeDisallowedCharacter(code) { - if (code === 0x5C /* \ */) { - return '\\\\'; - } - - if (code === 0x0A /* \n */) { - return '\\n'; - } - - if (code === 0x0D /* \r */) { - return '\\r'; - } - - if (code === 0x2028) { - return '\\u2028'; - } - - if (code === 0x2029) { - return '\\u2029'; - } - - throw new Error('Incorrectly classified character'); - } - - function escapeDirective(str) { - var i, iz, code, quote; - - quote = quotes === 'double' ? '"' : '\''; - for (i = 0, iz = str.length; i < iz; ++i) { - code = str.charCodeAt(i); - if (code === 0x27 /* ' */) { - quote = '"'; - break; - } else if (code === 0x22 /* " */) { - quote = '\''; - break; - } else if (code === 0x5C /* \ */) { - ++i; - } - } - - return quote + str + quote; - } - - function escapeString(str) { - var result = '', i, len, code, singleQuotes = 0, doubleQuotes = 0, single, quote; - - for (i = 0, len = str.length; i < len; ++i) { - code = str.charCodeAt(i); - if (code === 0x27 /* ' */) { - ++singleQuotes; - } else if (code === 0x22 /* " */) { - ++doubleQuotes; - } else if (code === 0x2F /* / */ && json) { - result += '\\'; - } else if (esutils.code.isLineTerminator(code) || code === 0x5C /* \ */) { - result += escapeDisallowedCharacter(code); - continue; - } else if (!esutils.code.isIdentifierPartES5(code) && (json && code < 0x20 /* SP */ || !json && !escapeless && (code < 0x20 /* SP */ || code > 0x7E /* ~ */))) { - result += escapeAllowedCharacter(code, str.charCodeAt(i + 1)); - continue; - } - result += String.fromCharCode(code); - } - - single = !(quotes === 'double' || (quotes === 'auto' && doubleQuotes < singleQuotes)); - quote = single ? '\'' : '"'; - - if (!(single ? singleQuotes : doubleQuotes)) { - return quote + result + quote; - } - - str = result; - result = quote; - - for (i = 0, len = str.length; i < len; ++i) { - code = str.charCodeAt(i); - if ((code === 0x27 /* ' */ && single) || (code === 0x22 /* " */ && !single)) { - result += '\\'; - } - result += String.fromCharCode(code); - } - - return result + quote; - } - - /** - * flatten an array to a string, where the array can contain - * either strings or nested arrays - */ - function flattenToString(arr) { - var i, iz, elem, result = ''; - for (i = 0, iz = arr.length; i < iz; ++i) { - elem = arr[i]; - result += Array.isArray(elem) ? flattenToString(elem) : elem; - } - return result; - } - - /** - * convert generated to a SourceNode when source maps are enabled. - */ - function toSourceNodeWhenNeeded(generated, node) { - if (!sourceMap) { - // with no source maps, generated is either an - // array or a string. if an array, flatten it. - // if a string, just return it - if (Array.isArray(generated)) { - return flattenToString(generated); - } else { - return generated; - } - } - if (node == null) { - if (generated instanceof SourceNode) { - return generated; - } else { - node = {}; - } - } - if (node.loc == null) { - return new SourceNode(null, null, sourceMap, generated, node.name || null); - } - return new SourceNode(node.loc.start.line, node.loc.start.column, (sourceMap === true ? node.loc.source || null : sourceMap), generated, node.name || null); - } - - function noEmptySpace() { - return (space) ? space : ' '; - } - - function join(left, right) { - var leftSource, - rightSource, - leftCharCode, - rightCharCode; - - leftSource = toSourceNodeWhenNeeded(left).toString(); - if (leftSource.length === 0) { - return [right]; - } - - rightSource = toSourceNodeWhenNeeded(right).toString(); - if (rightSource.length === 0) { - return [left]; - } - - leftCharCode = leftSource.charCodeAt(leftSource.length - 1); - rightCharCode = rightSource.charCodeAt(0); - - if ((leftCharCode === 0x2B /* + */ || leftCharCode === 0x2D /* - */) && leftCharCode === rightCharCode || - esutils.code.isIdentifierPartES5(leftCharCode) && esutils.code.isIdentifierPartES5(rightCharCode) || - leftCharCode === 0x2F /* / */ && rightCharCode === 0x69 /* i */) { // infix word operators all start with `i` - return [left, noEmptySpace(), right]; - } else if (esutils.code.isWhiteSpace(leftCharCode) || esutils.code.isLineTerminator(leftCharCode) || - esutils.code.isWhiteSpace(rightCharCode) || esutils.code.isLineTerminator(rightCharCode)) { - return [left, right]; - } - return [left, space, right]; - } - - function addIndent(stmt) { - return [base, stmt]; - } - - function withIndent(fn) { - var previousBase; - previousBase = base; - base += indent; - fn(base); - base = previousBase; - } - - function calculateSpaces(str) { - var i; - for (i = str.length - 1; i >= 0; --i) { - if (esutils.code.isLineTerminator(str.charCodeAt(i))) { - break; - } - } - return (str.length - 1) - i; - } - - function adjustMultilineComment(value, specialBase) { - var array, i, len, line, j, spaces, previousBase, sn; - - array = value.split(/\r\n|[\r\n]/); - spaces = Number.MAX_VALUE; - - // first line doesn't have indentation - for (i = 1, len = array.length; i < len; ++i) { - line = array[i]; - j = 0; - while (j < line.length && esutils.code.isWhiteSpace(line.charCodeAt(j))) { - ++j; - } - if (spaces > j) { - spaces = j; - } - } - - if (typeof specialBase !== 'undefined') { - // pattern like - // { - // var t = 20; /* - // * this is comment - // */ - // } - previousBase = base; - if (array[1][spaces] === '*') { - specialBase += ' '; - } - base = specialBase; - } else { - if (spaces & 1) { - // /* - // * - // */ - // If spaces are odd number, above pattern is considered. - // We waste 1 space. - --spaces; - } - previousBase = base; - } - - for (i = 1, len = array.length; i < len; ++i) { - sn = toSourceNodeWhenNeeded(addIndent(array[i].slice(spaces))); - array[i] = sourceMap ? sn.join('') : sn; - } - - base = previousBase; - - return array.join('\n'); - } - - function generateComment(comment, specialBase) { - if (comment.type === 'Line') { - if (endsWithLineTerminator(comment.value)) { - return '//' + comment.value; - } else { - // Always use LineTerminator - var result = '//' + comment.value; - if (!preserveBlankLines) { - result += '\n'; - } - return result; - } - } - if (extra.format.indent.adjustMultilineComment && /[\n\r]/.test(comment.value)) { - return adjustMultilineComment('/*' + comment.value + '*/', specialBase); - } - return '/*' + comment.value + '*/'; - } - - function addComments(stmt, result) { - var i, len, comment, save, tailingToStatement, specialBase, fragment, - extRange, range, prevRange, prefix, infix, suffix, count; - - if (stmt.leadingComments && stmt.leadingComments.length > 0) { - save = result; - - if (preserveBlankLines) { - comment = stmt.leadingComments[0]; - result = []; - - extRange = comment.extendedRange; - range = comment.range; - - prefix = sourceCode.substring(extRange[0], range[0]); - count = (prefix.match(/\n/g) || []).length; - if (count > 0) { - result.push(stringRepeat('\n', count)); - result.push(addIndent(generateComment(comment))); - } else { - result.push(prefix); - result.push(generateComment(comment)); - } - - prevRange = range; - - for (i = 1, len = stmt.leadingComments.length; i < len; i++) { - comment = stmt.leadingComments[i]; - range = comment.range; - - infix = sourceCode.substring(prevRange[1], range[0]); - count = (infix.match(/\n/g) || []).length; - result.push(stringRepeat('\n', count)); - result.push(addIndent(generateComment(comment))); - - prevRange = range; - } - - suffix = sourceCode.substring(range[1], extRange[1]); - count = (suffix.match(/\n/g) || []).length; - result.push(stringRepeat('\n', count)); - } else { - comment = stmt.leadingComments[0]; - result = []; - if (safeConcatenation && stmt.type === Syntax.Program && stmt.body.length === 0) { - result.push('\n'); - } - result.push(generateComment(comment)); - if (!endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { - result.push('\n'); - } - - for (i = 1, len = stmt.leadingComments.length; i < len; ++i) { - comment = stmt.leadingComments[i]; - fragment = [generateComment(comment)]; - if (!endsWithLineTerminator(toSourceNodeWhenNeeded(fragment).toString())) { - fragment.push('\n'); - } - result.push(addIndent(fragment)); - } - } - - result.push(addIndent(save)); - } - - if (stmt.trailingComments) { - - if (preserveBlankLines) { - comment = stmt.trailingComments[0]; - extRange = comment.extendedRange; - range = comment.range; - - prefix = sourceCode.substring(extRange[0], range[0]); - count = (prefix.match(/\n/g) || []).length; - - if (count > 0) { - result.push(stringRepeat('\n', count)); - result.push(addIndent(generateComment(comment))); - } else { - result.push(prefix); - result.push(generateComment(comment)); - } - } else { - tailingToStatement = !endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString()); - specialBase = stringRepeat(' ', calculateSpaces(toSourceNodeWhenNeeded([base, result, indent]).toString())); - for (i = 0, len = stmt.trailingComments.length; i < len; ++i) { - comment = stmt.trailingComments[i]; - if (tailingToStatement) { - // We assume target like following script - // - // var t = 20; /** - // * This is comment of t - // */ - if (i === 0) { - // first case - result = [result, indent]; - } else { - result = [result, specialBase]; - } - result.push(generateComment(comment, specialBase)); - } else { - result = [result, addIndent(generateComment(comment))]; - } - if (i !== len - 1 && !endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { - result = [result, '\n']; - } - } - } - } - - return result; - } - - function generateBlankLines(start, end, result) { - var j, newlineCount = 0; - - for (j = start; j < end; j++) { - if (sourceCode[j] === '\n') { - newlineCount++; - } - } - - for (j = 1; j < newlineCount; j++) { - result.push(newline); - } - } - - function parenthesize(text, current, should) { - if (current < should) { - return ['(', text, ')']; - } - return text; - } - - function generateVerbatimString(string) { - var i, iz, result; - result = string.split(/\r\n|\n/); - for (i = 1, iz = result.length; i < iz; i++) { - result[i] = newline + base + result[i]; - } - return result; - } - - function generateVerbatim(expr, precedence) { - var verbatim, result, prec; - verbatim = expr[extra.verbatim]; - - if (typeof verbatim === 'string') { - result = parenthesize(generateVerbatimString(verbatim), Precedence.Sequence, precedence); - } else { - // verbatim is object - result = generateVerbatimString(verbatim.content); - prec = (verbatim.precedence != null) ? verbatim.precedence : Precedence.Sequence; - result = parenthesize(result, prec, precedence); - } - - return toSourceNodeWhenNeeded(result, expr); - } - - function CodeGenerator() { - } - - // Helpers. - - CodeGenerator.prototype.maybeBlock = function(stmt, flags) { - var result, noLeadingComment, that = this; - - noLeadingComment = !extra.comment || !stmt.leadingComments; - - if (stmt.type === Syntax.BlockStatement && noLeadingComment) { - return [space, this.generateStatement(stmt, flags)]; - } - - if (stmt.type === Syntax.EmptyStatement && noLeadingComment) { - return ';'; - } - - withIndent(function () { - result = [ - newline, - addIndent(that.generateStatement(stmt, flags)) - ]; - }); - - return result; - }; - - CodeGenerator.prototype.maybeBlockSuffix = function (stmt, result) { - var ends = endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString()); - if (stmt.type === Syntax.BlockStatement && (!extra.comment || !stmt.leadingComments) && !ends) { - return [result, space]; - } - if (ends) { - return [result, base]; - } - return [result, newline, base]; - }; - - function generateIdentifier(node) { - return toSourceNodeWhenNeeded(node.name, node); - } - - function generateAsyncPrefix(node, spaceRequired) { - return node.async ? 'async' + (spaceRequired ? noEmptySpace() : space) : ''; - } - - function generateStarSuffix(node) { - var isGenerator = node.generator && !extra.moz.starlessGenerator; - return isGenerator ? '*' + space : ''; - } - - function generateMethodPrefix(prop) { - var func = prop.value, prefix = ''; - if (func.async) { - prefix += generateAsyncPrefix(func, !prop.computed); - } - if (func.generator) { - // avoid space before method name - prefix += generateStarSuffix(func) ? '*' : ''; - } - return prefix; - } - - CodeGenerator.prototype.generatePattern = function (node, precedence, flags) { - if (node.type === Syntax.Identifier) { - return generateIdentifier(node); - } - return this.generateExpression(node, precedence, flags); - }; - - CodeGenerator.prototype.generateFunctionParams = function (node) { - var i, iz, result, hasDefault; - - hasDefault = false; - - if (node.type === Syntax.ArrowFunctionExpression && - !node.rest && (!node.defaults || node.defaults.length === 0) && - node.params.length === 1 && node.params[0].type === Syntax.Identifier) { - // arg => { } case - result = [generateAsyncPrefix(node, true), generateIdentifier(node.params[0])]; - } else { - result = node.type === Syntax.ArrowFunctionExpression ? [generateAsyncPrefix(node, false)] : []; - result.push('('); - if (node.defaults) { - hasDefault = true; - } - for (i = 0, iz = node.params.length; i < iz; ++i) { - if (hasDefault && node.defaults[i]) { - // Handle default values. - result.push(this.generateAssignment(node.params[i], node.defaults[i], '=', Precedence.Assignment, E_TTT)); - } else { - result.push(this.generatePattern(node.params[i], Precedence.Assignment, E_TTT)); - } - if (i + 1 < iz) { - result.push(',' + space); - } - } - - if (node.rest) { - if (node.params.length) { - result.push(',' + space); - } - result.push('...'); - result.push(generateIdentifier(node.rest)); - } - - result.push(')'); - } - - return result; - }; - - CodeGenerator.prototype.generateFunctionBody = function (node) { - var result, expr; - - result = this.generateFunctionParams(node); - - if (node.type === Syntax.ArrowFunctionExpression) { - result.push(space); - result.push('=>'); - } - - if (node.expression) { - result.push(space); - expr = this.generateExpression(node.body, Precedence.Assignment, E_TTT); - if (expr.toString().charAt(0) === '{') { - expr = ['(', expr, ')']; - } - result.push(expr); - } else { - result.push(this.maybeBlock(node.body, S_TTFF)); - } - - return result; - }; - - CodeGenerator.prototype.generateIterationForStatement = function (operator, stmt, flags) { - var result = ['for' + space + (stmt.await ? 'await' + space : '') + '('], that = this; - withIndent(function () { - if (stmt.left.type === Syntax.VariableDeclaration) { - withIndent(function () { - result.push(stmt.left.kind + noEmptySpace()); - result.push(that.generateStatement(stmt.left.declarations[0], S_FFFF)); - }); - } else { - result.push(that.generateExpression(stmt.left, Precedence.Call, E_TTT)); - } - - result = join(result, operator); - result = [join( - result, - that.generateExpression(stmt.right, Precedence.Assignment, E_TTT) - ), ')']; - }); - result.push(this.maybeBlock(stmt.body, flags)); - return result; - }; - - CodeGenerator.prototype.generatePropertyKey = function (expr, computed) { - var result = []; - - if (computed) { - result.push('['); - } - - result.push(this.generateExpression(expr, Precedence.Sequence, E_TTT)); - - if (computed) { - result.push(']'); - } - - return result; - }; - - CodeGenerator.prototype.generateAssignment = function (left, right, operator, precedence, flags) { - if (Precedence.Assignment < precedence) { - flags |= F_ALLOW_IN; - } - - return parenthesize( - [ - this.generateExpression(left, Precedence.Call, flags), - space + operator + space, - this.generateExpression(right, Precedence.Assignment, flags) - ], - Precedence.Assignment, - precedence - ); - }; - - CodeGenerator.prototype.semicolon = function (flags) { - if (!semicolons && flags & F_SEMICOLON_OPT) { - return ''; - } - return ';'; - }; - - // Statements. - - CodeGenerator.Statement = { - - BlockStatement: function (stmt, flags) { - var range, content, result = ['{', newline], that = this; - - withIndent(function () { - // handle functions without any code - if (stmt.body.length === 0 && preserveBlankLines) { - range = stmt.range; - if (range[1] - range[0] > 2) { - content = sourceCode.substring(range[0] + 1, range[1] - 1); - if (content[0] === '\n') { - result = ['{']; - } - result.push(content); - } - } - - var i, iz, fragment, bodyFlags; - bodyFlags = S_TFFF; - if (flags & F_FUNC_BODY) { - bodyFlags |= F_DIRECTIVE_CTX; - } - - for (i = 0, iz = stmt.body.length; i < iz; ++i) { - if (preserveBlankLines) { - // handle spaces before the first line - if (i === 0) { - if (stmt.body[0].leadingComments) { - range = stmt.body[0].leadingComments[0].extendedRange; - content = sourceCode.substring(range[0], range[1]); - if (content[0] === '\n') { - result = ['{']; - } - } - if (!stmt.body[0].leadingComments) { - generateBlankLines(stmt.range[0], stmt.body[0].range[0], result); - } - } - - // handle spaces between lines - if (i > 0) { - if (!stmt.body[i - 1].trailingComments && !stmt.body[i].leadingComments) { - generateBlankLines(stmt.body[i - 1].range[1], stmt.body[i].range[0], result); - } - } - } - - if (i === iz - 1) { - bodyFlags |= F_SEMICOLON_OPT; - } - - if (stmt.body[i].leadingComments && preserveBlankLines) { - fragment = that.generateStatement(stmt.body[i], bodyFlags); - } else { - fragment = addIndent(that.generateStatement(stmt.body[i], bodyFlags)); - } - - result.push(fragment); - if (!endsWithLineTerminator(toSourceNodeWhenNeeded(fragment).toString())) { - if (preserveBlankLines && i < iz - 1) { - // don't add a new line if there are leading coments - // in the next statement - if (!stmt.body[i + 1].leadingComments) { - result.push(newline); - } - } else { - result.push(newline); - } - } - - if (preserveBlankLines) { - // handle spaces after the last line - if (i === iz - 1) { - if (!stmt.body[i].trailingComments) { - generateBlankLines(stmt.body[i].range[1], stmt.range[1], result); - } - } - } - } - }); - - result.push(addIndent('}')); - return result; - }, - - BreakStatement: function (stmt, flags) { - if (stmt.label) { - return 'break ' + stmt.label.name + this.semicolon(flags); - } - return 'break' + this.semicolon(flags); - }, - - ContinueStatement: function (stmt, flags) { - if (stmt.label) { - return 'continue ' + stmt.label.name + this.semicolon(flags); - } - return 'continue' + this.semicolon(flags); - }, - - ClassBody: function (stmt, flags) { - var result = [ '{', newline], that = this; - - withIndent(function (indent) { - var i, iz; - - for (i = 0, iz = stmt.body.length; i < iz; ++i) { - result.push(indent); - result.push(that.generateExpression(stmt.body[i], Precedence.Sequence, E_TTT)); - if (i + 1 < iz) { - result.push(newline); - } - } - }); - - if (!endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { - result.push(newline); - } - result.push(base); - result.push('}'); - return result; - }, - - ClassDeclaration: function (stmt, flags) { - var result, fragment; - result = ['class']; - if (stmt.id) { - result = join(result, this.generateExpression(stmt.id, Precedence.Sequence, E_TTT)); - } - if (stmt.superClass) { - fragment = join('extends', this.generateExpression(stmt.superClass, Precedence.Assignment, E_TTT)); - result = join(result, fragment); - } - result.push(space); - result.push(this.generateStatement(stmt.body, S_TFFT)); - return result; - }, - - DirectiveStatement: function (stmt, flags) { - if (extra.raw && stmt.raw) { - return stmt.raw + this.semicolon(flags); - } - return escapeDirective(stmt.directive) + this.semicolon(flags); - }, - - DoWhileStatement: function (stmt, flags) { - // Because `do 42 while (cond)` is Syntax Error. We need semicolon. - var result = join('do', this.maybeBlock(stmt.body, S_TFFF)); - result = this.maybeBlockSuffix(stmt.body, result); - return join(result, [ - 'while' + space + '(', - this.generateExpression(stmt.test, Precedence.Sequence, E_TTT), - ')' + this.semicolon(flags) - ]); - }, - - CatchClause: function (stmt, flags) { - var result, that = this; - withIndent(function () { - var guard; - - result = [ - 'catch' + space + '(', - that.generateExpression(stmt.param, Precedence.Sequence, E_TTT), - ')' - ]; - - if (stmt.guard) { - guard = that.generateExpression(stmt.guard, Precedence.Sequence, E_TTT); - result.splice(2, 0, ' if ', guard); - } - }); - result.push(this.maybeBlock(stmt.body, S_TFFF)); - return result; - }, - - DebuggerStatement: function (stmt, flags) { - return 'debugger' + this.semicolon(flags); - }, - - EmptyStatement: function (stmt, flags) { - return ';'; - }, - - ExportDefaultDeclaration: function (stmt, flags) { - var result = [ 'export' ], bodyFlags; - - bodyFlags = (flags & F_SEMICOLON_OPT) ? S_TFFT : S_TFFF; - - // export default HoistableDeclaration[Default] - // export default AssignmentExpression[In] ; - result = join(result, 'default'); - if (isStatement(stmt.declaration)) { - result = join(result, this.generateStatement(stmt.declaration, bodyFlags)); - } else { - result = join(result, this.generateExpression(stmt.declaration, Precedence.Assignment, E_TTT) + this.semicolon(flags)); - } - return result; - }, - - ExportNamedDeclaration: function (stmt, flags) { - var result = [ 'export' ], bodyFlags, that = this; - - bodyFlags = (flags & F_SEMICOLON_OPT) ? S_TFFT : S_TFFF; - - // export VariableStatement - // export Declaration[Default] - if (stmt.declaration) { - return join(result, this.generateStatement(stmt.declaration, bodyFlags)); - } - - // export ExportClause[NoReference] FromClause ; - // export ExportClause ; - if (stmt.specifiers) { - if (stmt.specifiers.length === 0) { - result = join(result, '{' + space + '}'); - } else if (stmt.specifiers[0].type === Syntax.ExportBatchSpecifier) { - result = join(result, this.generateExpression(stmt.specifiers[0], Precedence.Sequence, E_TTT)); - } else { - result = join(result, '{'); - withIndent(function (indent) { - var i, iz; - result.push(newline); - for (i = 0, iz = stmt.specifiers.length; i < iz; ++i) { - result.push(indent); - result.push(that.generateExpression(stmt.specifiers[i], Precedence.Sequence, E_TTT)); - if (i + 1 < iz) { - result.push(',' + newline); - } - } - }); - if (!endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { - result.push(newline); - } - result.push(base + '}'); - } - - if (stmt.source) { - result = join(result, [ - 'from' + space, - // ModuleSpecifier - this.generateExpression(stmt.source, Precedence.Sequence, E_TTT), - this.semicolon(flags) - ]); - } else { - result.push(this.semicolon(flags)); - } - } - return result; - }, - - ExportAllDeclaration: function (stmt, flags) { - // export * FromClause ; - return [ - 'export' + space, - '*' + space, - 'from' + space, - // ModuleSpecifier - this.generateExpression(stmt.source, Precedence.Sequence, E_TTT), - this.semicolon(flags) - ]; - }, - - ExpressionStatement: function (stmt, flags) { - var result, fragment; - - function isClassPrefixed(fragment) { - var code; - if (fragment.slice(0, 5) !== 'class') { - return false; - } - code = fragment.charCodeAt(5); - return code === 0x7B /* '{' */ || esutils.code.isWhiteSpace(code) || esutils.code.isLineTerminator(code); - } - - function isFunctionPrefixed(fragment) { - var code; - if (fragment.slice(0, 8) !== 'function') { - return false; - } - code = fragment.charCodeAt(8); - return code === 0x28 /* '(' */ || esutils.code.isWhiteSpace(code) || code === 0x2A /* '*' */ || esutils.code.isLineTerminator(code); - } - - function isAsyncPrefixed(fragment) { - var code, i, iz; - if (fragment.slice(0, 5) !== 'async') { - return false; - } - if (!esutils.code.isWhiteSpace(fragment.charCodeAt(5))) { - return false; - } - for (i = 6, iz = fragment.length; i < iz; ++i) { - if (!esutils.code.isWhiteSpace(fragment.charCodeAt(i))) { - break; - } - } - if (i === iz) { - return false; - } - if (fragment.slice(i, i + 8) !== 'function') { - return false; - } - code = fragment.charCodeAt(i + 8); - return code === 0x28 /* '(' */ || esutils.code.isWhiteSpace(code) || code === 0x2A /* '*' */ || esutils.code.isLineTerminator(code); - } - - result = [this.generateExpression(stmt.expression, Precedence.Sequence, E_TTT)]; - // 12.4 '{', 'function', 'class' is not allowed in this position. - // wrap expression with parentheses - fragment = toSourceNodeWhenNeeded(result).toString(); - if (fragment.charCodeAt(0) === 0x7B /* '{' */ || // ObjectExpression - isClassPrefixed(fragment) || - isFunctionPrefixed(fragment) || - isAsyncPrefixed(fragment) || - (directive && (flags & F_DIRECTIVE_CTX) && stmt.expression.type === Syntax.Literal && typeof stmt.expression.value === 'string')) { - result = ['(', result, ')' + this.semicolon(flags)]; - } else { - result.push(this.semicolon(flags)); - } - return result; - }, - - ImportDeclaration: function (stmt, flags) { - // ES6: 15.2.1 valid import declarations: - // - import ImportClause FromClause ; - // - import ModuleSpecifier ; - var result, cursor, that = this; - - // If no ImportClause is present, - // this should be `import ModuleSpecifier` so skip `from` - // ModuleSpecifier is StringLiteral. - if (stmt.specifiers.length === 0) { - // import ModuleSpecifier ; - return [ - 'import', - space, - // ModuleSpecifier - this.generateExpression(stmt.source, Precedence.Sequence, E_TTT), - this.semicolon(flags) - ]; - } - - // import ImportClause FromClause ; - result = [ - 'import' - ]; - cursor = 0; - - // ImportedBinding - if (stmt.specifiers[cursor].type === Syntax.ImportDefaultSpecifier) { - result = join(result, [ - this.generateExpression(stmt.specifiers[cursor], Precedence.Sequence, E_TTT) - ]); - ++cursor; - } - - if (stmt.specifiers[cursor]) { - if (cursor !== 0) { - result.push(','); - } - - if (stmt.specifiers[cursor].type === Syntax.ImportNamespaceSpecifier) { - // NameSpaceImport - result = join(result, [ - space, - this.generateExpression(stmt.specifiers[cursor], Precedence.Sequence, E_TTT) - ]); - } else { - // NamedImports - result.push(space + '{'); - - if ((stmt.specifiers.length - cursor) === 1) { - // import { ... } from "..."; - result.push(space); - result.push(this.generateExpression(stmt.specifiers[cursor], Precedence.Sequence, E_TTT)); - result.push(space + '}' + space); - } else { - // import { - // ..., - // ..., - // } from "..."; - withIndent(function (indent) { - var i, iz; - result.push(newline); - for (i = cursor, iz = stmt.specifiers.length; i < iz; ++i) { - result.push(indent); - result.push(that.generateExpression(stmt.specifiers[i], Precedence.Sequence, E_TTT)); - if (i + 1 < iz) { - result.push(',' + newline); - } - } - }); - if (!endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { - result.push(newline); - } - result.push(base + '}' + space); - } - } - } - - result = join(result, [ - 'from' + space, - // ModuleSpecifier - this.generateExpression(stmt.source, Precedence.Sequence, E_TTT), - this.semicolon(flags) - ]); - return result; - }, - - VariableDeclarator: function (stmt, flags) { - var itemFlags = (flags & F_ALLOW_IN) ? E_TTT : E_FTT; - if (stmt.init) { - return [ - this.generateExpression(stmt.id, Precedence.Assignment, itemFlags), - space, - '=', - space, - this.generateExpression(stmt.init, Precedence.Assignment, itemFlags) - ]; - } - return this.generatePattern(stmt.id, Precedence.Assignment, itemFlags); - }, - - VariableDeclaration: function (stmt, flags) { - // VariableDeclarator is typed as Statement, - // but joined with comma (not LineTerminator). - // So if comment is attached to target node, we should specialize. - var result, i, iz, node, bodyFlags, that = this; - - result = [ stmt.kind ]; - - bodyFlags = (flags & F_ALLOW_IN) ? S_TFFF : S_FFFF; - - function block() { - node = stmt.declarations[0]; - if (extra.comment && node.leadingComments) { - result.push('\n'); - result.push(addIndent(that.generateStatement(node, bodyFlags))); - } else { - result.push(noEmptySpace()); - result.push(that.generateStatement(node, bodyFlags)); - } - - for (i = 1, iz = stmt.declarations.length; i < iz; ++i) { - node = stmt.declarations[i]; - if (extra.comment && node.leadingComments) { - result.push(',' + newline); - result.push(addIndent(that.generateStatement(node, bodyFlags))); - } else { - result.push(',' + space); - result.push(that.generateStatement(node, bodyFlags)); - } - } - } - - if (stmt.declarations.length > 1) { - withIndent(block); - } else { - block(); - } - - result.push(this.semicolon(flags)); - - return result; - }, - - ThrowStatement: function (stmt, flags) { - return [join( - 'throw', - this.generateExpression(stmt.argument, Precedence.Sequence, E_TTT) - ), this.semicolon(flags)]; - }, - - TryStatement: function (stmt, flags) { - var result, i, iz, guardedHandlers; - - result = ['try', this.maybeBlock(stmt.block, S_TFFF)]; - result = this.maybeBlockSuffix(stmt.block, result); - - if (stmt.handlers) { - // old interface - for (i = 0, iz = stmt.handlers.length; i < iz; ++i) { - result = join(result, this.generateStatement(stmt.handlers[i], S_TFFF)); - if (stmt.finalizer || i + 1 !== iz) { - result = this.maybeBlockSuffix(stmt.handlers[i].body, result); - } - } - } else { - guardedHandlers = stmt.guardedHandlers || []; - - for (i = 0, iz = guardedHandlers.length; i < iz; ++i) { - result = join(result, this.generateStatement(guardedHandlers[i], S_TFFF)); - if (stmt.finalizer || i + 1 !== iz) { - result = this.maybeBlockSuffix(guardedHandlers[i].body, result); - } - } - - // new interface - if (stmt.handler) { - if (Array.isArray(stmt.handler)) { - for (i = 0, iz = stmt.handler.length; i < iz; ++i) { - result = join(result, this.generateStatement(stmt.handler[i], S_TFFF)); - if (stmt.finalizer || i + 1 !== iz) { - result = this.maybeBlockSuffix(stmt.handler[i].body, result); - } - } - } else { - result = join(result, this.generateStatement(stmt.handler, S_TFFF)); - if (stmt.finalizer) { - result = this.maybeBlockSuffix(stmt.handler.body, result); - } - } - } - } - if (stmt.finalizer) { - result = join(result, ['finally', this.maybeBlock(stmt.finalizer, S_TFFF)]); - } - return result; - }, - - SwitchStatement: function (stmt, flags) { - var result, fragment, i, iz, bodyFlags, that = this; - withIndent(function () { - result = [ - 'switch' + space + '(', - that.generateExpression(stmt.discriminant, Precedence.Sequence, E_TTT), - ')' + space + '{' + newline - ]; - }); - if (stmt.cases) { - bodyFlags = S_TFFF; - for (i = 0, iz = stmt.cases.length; i < iz; ++i) { - if (i === iz - 1) { - bodyFlags |= F_SEMICOLON_OPT; - } - fragment = addIndent(this.generateStatement(stmt.cases[i], bodyFlags)); - result.push(fragment); - if (!endsWithLineTerminator(toSourceNodeWhenNeeded(fragment).toString())) { - result.push(newline); - } - } - } - result.push(addIndent('}')); - return result; - }, - - SwitchCase: function (stmt, flags) { - var result, fragment, i, iz, bodyFlags, that = this; - withIndent(function () { - if (stmt.test) { - result = [ - join('case', that.generateExpression(stmt.test, Precedence.Sequence, E_TTT)), - ':' - ]; - } else { - result = ['default:']; - } - - i = 0; - iz = stmt.consequent.length; - if (iz && stmt.consequent[0].type === Syntax.BlockStatement) { - fragment = that.maybeBlock(stmt.consequent[0], S_TFFF); - result.push(fragment); - i = 1; - } - - if (i !== iz && !endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { - result.push(newline); - } - - bodyFlags = S_TFFF; - for (; i < iz; ++i) { - if (i === iz - 1 && flags & F_SEMICOLON_OPT) { - bodyFlags |= F_SEMICOLON_OPT; - } - fragment = addIndent(that.generateStatement(stmt.consequent[i], bodyFlags)); - result.push(fragment); - if (i + 1 !== iz && !endsWithLineTerminator(toSourceNodeWhenNeeded(fragment).toString())) { - result.push(newline); - } - } - }); - return result; - }, - - IfStatement: function (stmt, flags) { - var result, bodyFlags, semicolonOptional, that = this; - withIndent(function () { - result = [ - 'if' + space + '(', - that.generateExpression(stmt.test, Precedence.Sequence, E_TTT), - ')' - ]; - }); - semicolonOptional = flags & F_SEMICOLON_OPT; - bodyFlags = S_TFFF; - if (semicolonOptional) { - bodyFlags |= F_SEMICOLON_OPT; - } - if (stmt.alternate) { - result.push(this.maybeBlock(stmt.consequent, S_TFFF)); - result = this.maybeBlockSuffix(stmt.consequent, result); - if (stmt.alternate.type === Syntax.IfStatement) { - result = join(result, ['else ', this.generateStatement(stmt.alternate, bodyFlags)]); - } else { - result = join(result, join('else', this.maybeBlock(stmt.alternate, bodyFlags))); - } - } else { - result.push(this.maybeBlock(stmt.consequent, bodyFlags)); - } - return result; - }, - - ForStatement: function (stmt, flags) { - var result, that = this; - withIndent(function () { - result = ['for' + space + '(']; - if (stmt.init) { - if (stmt.init.type === Syntax.VariableDeclaration) { - result.push(that.generateStatement(stmt.init, S_FFFF)); - } else { - // F_ALLOW_IN becomes false. - result.push(that.generateExpression(stmt.init, Precedence.Sequence, E_FTT)); - result.push(';'); - } - } else { - result.push(';'); - } - - if (stmt.test) { - result.push(space); - result.push(that.generateExpression(stmt.test, Precedence.Sequence, E_TTT)); - result.push(';'); - } else { - result.push(';'); - } - - if (stmt.update) { - result.push(space); - result.push(that.generateExpression(stmt.update, Precedence.Sequence, E_TTT)); - result.push(')'); - } else { - result.push(')'); - } - }); - - result.push(this.maybeBlock(stmt.body, flags & F_SEMICOLON_OPT ? S_TFFT : S_TFFF)); - return result; - }, - - ForInStatement: function (stmt, flags) { - return this.generateIterationForStatement('in', stmt, flags & F_SEMICOLON_OPT ? S_TFFT : S_TFFF); - }, - - ForOfStatement: function (stmt, flags) { - return this.generateIterationForStatement('of', stmt, flags & F_SEMICOLON_OPT ? S_TFFT : S_TFFF); - }, - - LabeledStatement: function (stmt, flags) { - return [stmt.label.name + ':', this.maybeBlock(stmt.body, flags & F_SEMICOLON_OPT ? S_TFFT : S_TFFF)]; - }, - - Program: function (stmt, flags) { - var result, fragment, i, iz, bodyFlags; - iz = stmt.body.length; - result = [safeConcatenation && iz > 0 ? '\n' : '']; - bodyFlags = S_TFTF; - for (i = 0; i < iz; ++i) { - if (!safeConcatenation && i === iz - 1) { - bodyFlags |= F_SEMICOLON_OPT; - } - - if (preserveBlankLines) { - // handle spaces before the first line - if (i === 0) { - if (!stmt.body[0].leadingComments) { - generateBlankLines(stmt.range[0], stmt.body[i].range[0], result); - } - } - - // handle spaces between lines - if (i > 0) { - if (!stmt.body[i - 1].trailingComments && !stmt.body[i].leadingComments) { - generateBlankLines(stmt.body[i - 1].range[1], stmt.body[i].range[0], result); - } - } - } - - fragment = addIndent(this.generateStatement(stmt.body[i], bodyFlags)); - result.push(fragment); - if (i + 1 < iz && !endsWithLineTerminator(toSourceNodeWhenNeeded(fragment).toString())) { - if (preserveBlankLines) { - if (!stmt.body[i + 1].leadingComments) { - result.push(newline); - } - } else { - result.push(newline); - } - } - - if (preserveBlankLines) { - // handle spaces after the last line - if (i === iz - 1) { - if (!stmt.body[i].trailingComments) { - generateBlankLines(stmt.body[i].range[1], stmt.range[1], result); - } - } - } - } - return result; - }, - - FunctionDeclaration: function (stmt, flags) { - return [ - generateAsyncPrefix(stmt, true), - 'function', - generateStarSuffix(stmt) || noEmptySpace(), - stmt.id ? generateIdentifier(stmt.id) : '', - this.generateFunctionBody(stmt) - ]; - }, - - ReturnStatement: function (stmt, flags) { - if (stmt.argument) { - return [join( - 'return', - this.generateExpression(stmt.argument, Precedence.Sequence, E_TTT) - ), this.semicolon(flags)]; - } - return ['return' + this.semicolon(flags)]; - }, - - WhileStatement: function (stmt, flags) { - var result, that = this; - withIndent(function () { - result = [ - 'while' + space + '(', - that.generateExpression(stmt.test, Precedence.Sequence, E_TTT), - ')' - ]; - }); - result.push(this.maybeBlock(stmt.body, flags & F_SEMICOLON_OPT ? S_TFFT : S_TFFF)); - return result; - }, - - WithStatement: function (stmt, flags) { - var result, that = this; - withIndent(function () { - result = [ - 'with' + space + '(', - that.generateExpression(stmt.object, Precedence.Sequence, E_TTT), - ')' - ]; - }); - result.push(this.maybeBlock(stmt.body, flags & F_SEMICOLON_OPT ? S_TFFT : S_TFFF)); - return result; - } - - }; - - merge(CodeGenerator.prototype, CodeGenerator.Statement); - - // Expressions. - - CodeGenerator.Expression = { - - SequenceExpression: function (expr, precedence, flags) { - var result, i, iz; - if (Precedence.Sequence < precedence) { - flags |= F_ALLOW_IN; - } - result = []; - for (i = 0, iz = expr.expressions.length; i < iz; ++i) { - result.push(this.generateExpression(expr.expressions[i], Precedence.Assignment, flags)); - if (i + 1 < iz) { - result.push(',' + space); - } - } - return parenthesize(result, Precedence.Sequence, precedence); - }, - - AssignmentExpression: function (expr, precedence, flags) { - return this.generateAssignment(expr.left, expr.right, expr.operator, precedence, flags); - }, - - ArrowFunctionExpression: function (expr, precedence, flags) { - return parenthesize(this.generateFunctionBody(expr), Precedence.ArrowFunction, precedence); - }, - - ConditionalExpression: function (expr, precedence, flags) { - if (Precedence.Conditional < precedence) { - flags |= F_ALLOW_IN; - } - return parenthesize( - [ - this.generateExpression(expr.test, Precedence.LogicalOR, flags), - space + '?' + space, - this.generateExpression(expr.consequent, Precedence.Assignment, flags), - space + ':' + space, - this.generateExpression(expr.alternate, Precedence.Assignment, flags) - ], - Precedence.Conditional, - precedence - ); - }, - - LogicalExpression: function (expr, precedence, flags) { - return this.BinaryExpression(expr, precedence, flags); - }, - - BinaryExpression: function (expr, precedence, flags) { - var result, currentPrecedence, fragment, leftSource; - currentPrecedence = BinaryPrecedence[expr.operator]; - - if (currentPrecedence < precedence) { - flags |= F_ALLOW_IN; - } - - fragment = this.generateExpression(expr.left, currentPrecedence, flags); - - leftSource = fragment.toString(); - - if (leftSource.charCodeAt(leftSource.length - 1) === 0x2F /* / */ && esutils.code.isIdentifierPartES5(expr.operator.charCodeAt(0))) { - result = [fragment, noEmptySpace(), expr.operator]; - } else { - result = join(fragment, expr.operator); - } - - fragment = this.generateExpression(expr.right, currentPrecedence + 1, flags); - - if (expr.operator === '/' && fragment.toString().charAt(0) === '/' || - expr.operator.slice(-1) === '<' && fragment.toString().slice(0, 3) === '!--') { - // If '/' concats with '/' or `<` concats with `!--`, it is interpreted as comment start - result.push(noEmptySpace()); - result.push(fragment); - } else { - result = join(result, fragment); - } - - if (expr.operator === 'in' && !(flags & F_ALLOW_IN)) { - return ['(', result, ')']; - } - return parenthesize(result, currentPrecedence, precedence); - }, - - CallExpression: function (expr, precedence, flags) { - var result, i, iz; - // F_ALLOW_UNPARATH_NEW becomes false. - result = [this.generateExpression(expr.callee, Precedence.Call, E_TTF)]; - result.push('('); - for (i = 0, iz = expr['arguments'].length; i < iz; ++i) { - result.push(this.generateExpression(expr['arguments'][i], Precedence.Assignment, E_TTT)); - if (i + 1 < iz) { - result.push(',' + space); - } - } - result.push(')'); - - if (!(flags & F_ALLOW_CALL)) { - return ['(', result, ')']; - } - return parenthesize(result, Precedence.Call, precedence); - }, - - NewExpression: function (expr, precedence, flags) { - var result, length, i, iz, itemFlags; - length = expr['arguments'].length; - - // F_ALLOW_CALL becomes false. - // F_ALLOW_UNPARATH_NEW may become false. - itemFlags = (flags & F_ALLOW_UNPARATH_NEW && !parentheses && length === 0) ? E_TFT : E_TFF; - - result = join( - 'new', - this.generateExpression(expr.callee, Precedence.New, itemFlags) - ); - - if (!(flags & F_ALLOW_UNPARATH_NEW) || parentheses || length > 0) { - result.push('('); - for (i = 0, iz = length; i < iz; ++i) { - result.push(this.generateExpression(expr['arguments'][i], Precedence.Assignment, E_TTT)); - if (i + 1 < iz) { - result.push(',' + space); - } - } - result.push(')'); - } - - return parenthesize(result, Precedence.New, precedence); - }, - - MemberExpression: function (expr, precedence, flags) { - var result, fragment; - - // F_ALLOW_UNPARATH_NEW becomes false. - result = [this.generateExpression(expr.object, Precedence.Call, (flags & F_ALLOW_CALL) ? E_TTF : E_TFF)]; - - if (expr.computed) { - result.push('['); - result.push(this.generateExpression(expr.property, Precedence.Sequence, flags & F_ALLOW_CALL ? E_TTT : E_TFT)); - result.push(']'); - } else { - if (expr.object.type === Syntax.Literal && typeof expr.object.value === 'number') { - fragment = toSourceNodeWhenNeeded(result).toString(); - // When the following conditions are all true, - // 1. No floating point - // 2. Don't have exponents - // 3. The last character is a decimal digit - // 4. Not hexadecimal OR octal number literal - // we should add a floating point. - if ( - fragment.indexOf('.') < 0 && - !/[eExX]/.test(fragment) && - esutils.code.isDecimalDigit(fragment.charCodeAt(fragment.length - 1)) && - !(fragment.length >= 2 && fragment.charCodeAt(0) === 48) // '0' - ) { - result.push(' '); - } - } - result.push('.'); - result.push(generateIdentifier(expr.property)); - } - - return parenthesize(result, Precedence.Member, precedence); - }, - - MetaProperty: function (expr, precedence, flags) { - var result; - result = []; - result.push(typeof expr.meta === "string" ? expr.meta : generateIdentifier(expr.meta)); - result.push('.'); - result.push(typeof expr.property === "string" ? expr.property : generateIdentifier(expr.property)); - return parenthesize(result, Precedence.Member, precedence); - }, - - UnaryExpression: function (expr, precedence, flags) { - var result, fragment, rightCharCode, leftSource, leftCharCode; - fragment = this.generateExpression(expr.argument, Precedence.Unary, E_TTT); - - if (space === '') { - result = join(expr.operator, fragment); - } else { - result = [expr.operator]; - if (expr.operator.length > 2) { - // delete, void, typeof - // get `typeof []`, not `typeof[]` - result = join(result, fragment); - } else { - // Prevent inserting spaces between operator and argument if it is unnecessary - // like, `!cond` - leftSource = toSourceNodeWhenNeeded(result).toString(); - leftCharCode = leftSource.charCodeAt(leftSource.length - 1); - rightCharCode = fragment.toString().charCodeAt(0); - - if (((leftCharCode === 0x2B /* + */ || leftCharCode === 0x2D /* - */) && leftCharCode === rightCharCode) || - (esutils.code.isIdentifierPartES5(leftCharCode) && esutils.code.isIdentifierPartES5(rightCharCode))) { - result.push(noEmptySpace()); - result.push(fragment); - } else { - result.push(fragment); - } - } - } - return parenthesize(result, Precedence.Unary, precedence); - }, - - YieldExpression: function (expr, precedence, flags) { - var result; - if (expr.delegate) { - result = 'yield*'; - } else { - result = 'yield'; - } - if (expr.argument) { - result = join( - result, - this.generateExpression(expr.argument, Precedence.Yield, E_TTT) - ); - } - return parenthesize(result, Precedence.Yield, precedence); - }, - - AwaitExpression: function (expr, precedence, flags) { - var result = join( - expr.all ? 'await*' : 'await', - this.generateExpression(expr.argument, Precedence.Await, E_TTT) - ); - return parenthesize(result, Precedence.Await, precedence); - }, - - UpdateExpression: function (expr, precedence, flags) { - if (expr.prefix) { - return parenthesize( - [ - expr.operator, - this.generateExpression(expr.argument, Precedence.Unary, E_TTT) - ], - Precedence.Unary, - precedence - ); - } - return parenthesize( - [ - this.generateExpression(expr.argument, Precedence.Postfix, E_TTT), - expr.operator - ], - Precedence.Postfix, - precedence - ); - }, - - FunctionExpression: function (expr, precedence, flags) { - var result = [ - generateAsyncPrefix(expr, true), - 'function' - ]; - if (expr.id) { - result.push(generateStarSuffix(expr) || noEmptySpace()); - result.push(generateIdentifier(expr.id)); - } else { - result.push(generateStarSuffix(expr) || space); - } - result.push(this.generateFunctionBody(expr)); - return result; - }, - - ArrayPattern: function (expr, precedence, flags) { - return this.ArrayExpression(expr, precedence, flags, true); - }, - - ArrayExpression: function (expr, precedence, flags, isPattern) { - var result, multiline, that = this; - if (!expr.elements.length) { - return '[]'; - } - multiline = isPattern ? false : expr.elements.length > 1; - result = ['[', multiline ? newline : '']; - withIndent(function (indent) { - var i, iz; - for (i = 0, iz = expr.elements.length; i < iz; ++i) { - if (!expr.elements[i]) { - if (multiline) { - result.push(indent); - } - if (i + 1 === iz) { - result.push(','); - } - } else { - result.push(multiline ? indent : ''); - result.push(that.generateExpression(expr.elements[i], Precedence.Assignment, E_TTT)); - } - if (i + 1 < iz) { - result.push(',' + (multiline ? newline : space)); - } - } - }); - if (multiline && !endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { - result.push(newline); - } - result.push(multiline ? base : ''); - result.push(']'); - return result; - }, - - RestElement: function(expr, precedence, flags) { - return '...' + this.generatePattern(expr.argument); - }, - - ClassExpression: function (expr, precedence, flags) { - var result, fragment; - result = ['class']; - if (expr.id) { - result = join(result, this.generateExpression(expr.id, Precedence.Sequence, E_TTT)); - } - if (expr.superClass) { - fragment = join('extends', this.generateExpression(expr.superClass, Precedence.Assignment, E_TTT)); - result = join(result, fragment); - } - result.push(space); - result.push(this.generateStatement(expr.body, S_TFFT)); - return result; - }, - - MethodDefinition: function (expr, precedence, flags) { - var result, fragment; - if (expr['static']) { - result = ['static' + space]; - } else { - result = []; - } - if (expr.kind === 'get' || expr.kind === 'set') { - fragment = [ - join(expr.kind, this.generatePropertyKey(expr.key, expr.computed)), - this.generateFunctionBody(expr.value) - ]; - } else { - fragment = [ - generateMethodPrefix(expr), - this.generatePropertyKey(expr.key, expr.computed), - this.generateFunctionBody(expr.value) - ]; - } - return join(result, fragment); - }, - - Property: function (expr, precedence, flags) { - if (expr.kind === 'get' || expr.kind === 'set') { - return [ - expr.kind, noEmptySpace(), - this.generatePropertyKey(expr.key, expr.computed), - this.generateFunctionBody(expr.value) - ]; - } - - if (expr.shorthand) { - if (expr.value.type === "AssignmentPattern") { - return this.AssignmentPattern(expr.value, Precedence.Sequence, E_TTT); - } - return this.generatePropertyKey(expr.key, expr.computed); - } - - if (expr.method) { - return [ - generateMethodPrefix(expr), - this.generatePropertyKey(expr.key, expr.computed), - this.generateFunctionBody(expr.value) - ]; - } - - return [ - this.generatePropertyKey(expr.key, expr.computed), - ':' + space, - this.generateExpression(expr.value, Precedence.Assignment, E_TTT) - ]; - }, - - ObjectExpression: function (expr, precedence, flags) { - var multiline, result, fragment, that = this; - - if (!expr.properties.length) { - return '{}'; - } - multiline = expr.properties.length > 1; - - withIndent(function () { - fragment = that.generateExpression(expr.properties[0], Precedence.Sequence, E_TTT); - }); - - if (!multiline) { - // issues 4 - // Do not transform from - // dejavu.Class.declare({ - // method2: function () {} - // }); - // to - // dejavu.Class.declare({method2: function () { - // }}); - if (!hasLineTerminator(toSourceNodeWhenNeeded(fragment).toString())) { - return [ '{', space, fragment, space, '}' ]; - } - } - - withIndent(function (indent) { - var i, iz; - result = [ '{', newline, indent, fragment ]; - - if (multiline) { - result.push(',' + newline); - for (i = 1, iz = expr.properties.length; i < iz; ++i) { - result.push(indent); - result.push(that.generateExpression(expr.properties[i], Precedence.Sequence, E_TTT)); - if (i + 1 < iz) { - result.push(',' + newline); - } - } - } - }); - - if (!endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { - result.push(newline); - } - result.push(base); - result.push('}'); - return result; - }, - - AssignmentPattern: function(expr, precedence, flags) { - return this.generateAssignment(expr.left, expr.right, '=', precedence, flags); - }, - - ObjectPattern: function (expr, precedence, flags) { - var result, i, iz, multiline, property, that = this; - if (!expr.properties.length) { - return '{}'; - } - - multiline = false; - if (expr.properties.length === 1) { - property = expr.properties[0]; - if (property.value.type !== Syntax.Identifier) { - multiline = true; - } - } else { - for (i = 0, iz = expr.properties.length; i < iz; ++i) { - property = expr.properties[i]; - if (!property.shorthand) { - multiline = true; - break; - } - } - } - result = ['{', multiline ? newline : '' ]; - - withIndent(function (indent) { - var i, iz; - for (i = 0, iz = expr.properties.length; i < iz; ++i) { - result.push(multiline ? indent : ''); - result.push(that.generateExpression(expr.properties[i], Precedence.Sequence, E_TTT)); - if (i + 1 < iz) { - result.push(',' + (multiline ? newline : space)); - } - } - }); - - if (multiline && !endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { - result.push(newline); - } - result.push(multiline ? base : ''); - result.push('}'); - return result; - }, - - ThisExpression: function (expr, precedence, flags) { - return 'this'; - }, - - Super: function (expr, precedence, flags) { - return 'super'; - }, - - Identifier: function (expr, precedence, flags) { - return generateIdentifier(expr); - }, - - ImportDefaultSpecifier: function (expr, precedence, flags) { - return generateIdentifier(expr.id || expr.local); - }, - - ImportNamespaceSpecifier: function (expr, precedence, flags) { - var result = ['*']; - var id = expr.id || expr.local; - if (id) { - result.push(space + 'as' + noEmptySpace() + generateIdentifier(id)); - } - return result; - }, - - ImportSpecifier: function (expr, precedence, flags) { - var imported = expr.imported; - var result = [ imported.name ]; - var local = expr.local; - if (local && local.name !== imported.name) { - result.push(noEmptySpace() + 'as' + noEmptySpace() + generateIdentifier(local)); - } - return result; - }, - - ExportSpecifier: function (expr, precedence, flags) { - var local = expr.local; - var result = [ local.name ]; - var exported = expr.exported; - if (exported && exported.name !== local.name) { - result.push(noEmptySpace() + 'as' + noEmptySpace() + generateIdentifier(exported)); - } - return result; - }, - - Literal: function (expr, precedence, flags) { - var raw; - if (expr.hasOwnProperty('raw') && parse && extra.raw) { - try { - raw = parse(expr.raw).body[0].expression; - if (raw.type === Syntax.Literal) { - if (raw.value === expr.value) { - return expr.raw; - } - } - } catch (e) { - // not use raw property - } - } - - if (expr.value === null) { - return 'null'; - } - - if (typeof expr.value === 'string') { - return escapeString(expr.value); - } - - if (typeof expr.value === 'number') { - return generateNumber(expr.value); - } - - if (typeof expr.value === 'boolean') { - return expr.value ? 'true' : 'false'; - } - - if (expr.regex) { - return '/' + expr.regex.pattern + '/' + expr.regex.flags; - } - return generateRegExp(expr.value); - }, - - GeneratorExpression: function (expr, precedence, flags) { - return this.ComprehensionExpression(expr, precedence, flags); - }, - - ComprehensionExpression: function (expr, precedence, flags) { - // GeneratorExpression should be parenthesized with (...), ComprehensionExpression with [...] - // Due to https://bugzilla.mozilla.org/show_bug.cgi?id=883468 position of expr.body can differ in Spidermonkey and ES6 - - var result, i, iz, fragment, that = this; - result = (expr.type === Syntax.GeneratorExpression) ? ['('] : ['[']; - - if (extra.moz.comprehensionExpressionStartsWithAssignment) { - fragment = this.generateExpression(expr.body, Precedence.Assignment, E_TTT); - result.push(fragment); - } - - if (expr.blocks) { - withIndent(function () { - for (i = 0, iz = expr.blocks.length; i < iz; ++i) { - fragment = that.generateExpression(expr.blocks[i], Precedence.Sequence, E_TTT); - if (i > 0 || extra.moz.comprehensionExpressionStartsWithAssignment) { - result = join(result, fragment); - } else { - result.push(fragment); - } - } - }); - } - - if (expr.filter) { - result = join(result, 'if' + space); - fragment = this.generateExpression(expr.filter, Precedence.Sequence, E_TTT); - result = join(result, [ '(', fragment, ')' ]); - } - - if (!extra.moz.comprehensionExpressionStartsWithAssignment) { - fragment = this.generateExpression(expr.body, Precedence.Assignment, E_TTT); - - result = join(result, fragment); - } - - result.push((expr.type === Syntax.GeneratorExpression) ? ')' : ']'); - return result; - }, - - ComprehensionBlock: function (expr, precedence, flags) { - var fragment; - if (expr.left.type === Syntax.VariableDeclaration) { - fragment = [ - expr.left.kind, noEmptySpace(), - this.generateStatement(expr.left.declarations[0], S_FFFF) - ]; - } else { - fragment = this.generateExpression(expr.left, Precedence.Call, E_TTT); - } - - fragment = join(fragment, expr.of ? 'of' : 'in'); - fragment = join(fragment, this.generateExpression(expr.right, Precedence.Sequence, E_TTT)); - - return [ 'for' + space + '(', fragment, ')' ]; - }, - - SpreadElement: function (expr, precedence, flags) { - return [ - '...', - this.generateExpression(expr.argument, Precedence.Assignment, E_TTT) - ]; - }, - - TaggedTemplateExpression: function (expr, precedence, flags) { - var itemFlags = E_TTF; - if (!(flags & F_ALLOW_CALL)) { - itemFlags = E_TFF; - } - var result = [ - this.generateExpression(expr.tag, Precedence.Call, itemFlags), - this.generateExpression(expr.quasi, Precedence.Primary, E_FFT) - ]; - return parenthesize(result, Precedence.TaggedTemplate, precedence); - }, - - TemplateElement: function (expr, precedence, flags) { - // Don't use "cooked". Since tagged template can use raw template - // representation. So if we do so, it breaks the script semantics. - return expr.value.raw; - }, - - TemplateLiteral: function (expr, precedence, flags) { - var result, i, iz; - result = [ '`' ]; - for (i = 0, iz = expr.quasis.length; i < iz; ++i) { - result.push(this.generateExpression(expr.quasis[i], Precedence.Primary, E_TTT)); - if (i + 1 < iz) { - result.push('${' + space); - result.push(this.generateExpression(expr.expressions[i], Precedence.Sequence, E_TTT)); - result.push(space + '}'); - } - } - result.push('`'); - return result; - }, - - ModuleSpecifier: function (expr, precedence, flags) { - return this.Literal(expr, precedence, flags); - } - - }; - - merge(CodeGenerator.prototype, CodeGenerator.Expression); - - CodeGenerator.prototype.generateExpression = function (expr, precedence, flags) { - var result, type; - - type = expr.type || Syntax.Property; - - if (extra.verbatim && expr.hasOwnProperty(extra.verbatim)) { - return generateVerbatim(expr, precedence); - } - - result = this[type](expr, precedence, flags); - - - if (extra.comment) { - result = addComments(expr, result); - } - return toSourceNodeWhenNeeded(result, expr); - }; - - CodeGenerator.prototype.generateStatement = function (stmt, flags) { - var result, - fragment; - - result = this[stmt.type](stmt, flags); - - // Attach comments - - if (extra.comment) { - result = addComments(stmt, result); - } - - fragment = toSourceNodeWhenNeeded(result).toString(); - if (stmt.type === Syntax.Program && !safeConcatenation && newline === '' && fragment.charAt(fragment.length - 1) === '\n') { - result = sourceMap ? toSourceNodeWhenNeeded(result).replaceRight(/\s+$/, '') : fragment.replace(/\s+$/, ''); - } - - return toSourceNodeWhenNeeded(result, stmt); - }; - - function generateInternal(node) { - var codegen; - - codegen = new CodeGenerator(); - if (isStatement(node)) { - return codegen.generateStatement(node, S_TFFF); - } - - if (isExpression(node)) { - return codegen.generateExpression(node, Precedence.Sequence, E_TTT); - } - - throw new Error('Unknown node type: ' + node.type); - } - - function generate(node, options) { - var defaultOptions = getDefaultOptions(), result, pair; - - if (options != null) { - // Obsolete options - // - // `options.indent` - // `options.base` - // - // Instead of them, we can use `option.format.indent`. - if (typeof options.indent === 'string') { - defaultOptions.format.indent.style = options.indent; - } - if (typeof options.base === 'number') { - defaultOptions.format.indent.base = options.base; - } - options = updateDeeply(defaultOptions, options); - indent = options.format.indent.style; - if (typeof options.base === 'string') { - base = options.base; - } else { - base = stringRepeat(indent, options.format.indent.base); - } - } else { - options = defaultOptions; - indent = options.format.indent.style; - base = stringRepeat(indent, options.format.indent.base); - } - json = options.format.json; - renumber = options.format.renumber; - hexadecimal = json ? false : options.format.hexadecimal; - quotes = json ? 'double' : options.format.quotes; - escapeless = options.format.escapeless; - newline = options.format.newline; - space = options.format.space; - if (options.format.compact) { - newline = space = indent = base = ''; - } - parentheses = options.format.parentheses; - semicolons = options.format.semicolons; - safeConcatenation = options.format.safeConcatenation; - directive = options.directive; - parse = json ? null : options.parse; - sourceMap = options.sourceMap; - sourceCode = options.sourceCode; - preserveBlankLines = options.format.preserveBlankLines && sourceCode !== null; - extra = options; - - if (sourceMap) { - if (!exports.browser) { - // We assume environment is node.js - // And prevent from including source-map by browserify - SourceNode = require('source-map').SourceNode; - } else { - SourceNode = global.sourceMap.SourceNode; - } - } - - result = generateInternal(node); - - if (!sourceMap) { - pair = {code: result.toString(), map: null}; - return options.sourceMapWithCode ? pair : pair.code; - } - - - pair = result.toStringWithSourceMap({ - file: options.file, - sourceRoot: options.sourceMapRoot - }); - - if (options.sourceContent) { - pair.map.setSourceContent(options.sourceMap, - options.sourceContent); - } - - if (options.sourceMapWithCode) { - return pair; - } - - return pair.map.toString(); - } - - FORMAT_MINIFY = { - indent: { - style: '', - base: 0 - }, - renumber: true, - hexadecimal: true, - quotes: 'auto', - escapeless: true, - compact: true, - parentheses: false, - semicolons: false - }; - - FORMAT_DEFAULTS = getDefaultOptions().format; - - exports.version = require('./package.json').version; - exports.generate = generate; - exports.attachComments = estraverse.attachComments; - exports.Precedence = updateDeeply({}, Precedence); - exports.browser = false; - exports.FORMAT_MINIFY = FORMAT_MINIFY; - exports.FORMAT_DEFAULTS = FORMAT_DEFAULTS; -}()); -/* vim: set sw=4 ts=4 et tw=80 : */ - -}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {}) -},{"./package.json":13,"estraverse":15,"esutils":20,"source-map":12}],2:[function(require,module,exports){ -/* -*- Mode: js; js-indent-level: 2; -*- */ -/* - * Copyright 2011 Mozilla Foundation and contributors - * Licensed under the New BSD license. See LICENSE or: - * http://opensource.org/licenses/BSD-3-Clause - */ - -var util = require('./util'); -var has = Object.prototype.hasOwnProperty; -var hasNativeMap = typeof Map !== "undefined"; - -/** - * A data structure which is a combination of an array and a set. Adding a new - * member is O(1), testing for membership is O(1), and finding the index of an - * element is O(1). Removing elements from the set is not supported. Only - * strings are supported for membership. - */ -function ArraySet() { - this._array = []; - this._set = hasNativeMap ? new Map() : Object.create(null); -} - -/** - * Static method for creating ArraySet instances from an existing array. - */ -ArraySet.fromArray = function ArraySet_fromArray(aArray, aAllowDuplicates) { - var set = new ArraySet(); - for (var i = 0, len = aArray.length; i < len; i++) { - set.add(aArray[i], aAllowDuplicates); - } - return set; -}; - -/** - * Return how many unique items are in this ArraySet. If duplicates have been - * added, than those do not count towards the size. - * - * @returns Number - */ -ArraySet.prototype.size = function ArraySet_size() { - return hasNativeMap ? this._set.size : Object.getOwnPropertyNames(this._set).length; -}; - -/** - * Add the given string to this set. - * - * @param String aStr - */ -ArraySet.prototype.add = function ArraySet_add(aStr, aAllowDuplicates) { - var sStr = hasNativeMap ? aStr : util.toSetString(aStr); - var isDuplicate = hasNativeMap ? this.has(aStr) : has.call(this._set, sStr); - var idx = this._array.length; - if (!isDuplicate || aAllowDuplicates) { - this._array.push(aStr); - } - if (!isDuplicate) { - if (hasNativeMap) { - this._set.set(aStr, idx); - } else { - this._set[sStr] = idx; - } - } -}; - -/** - * Is the given string a member of this set? - * - * @param String aStr - */ -ArraySet.prototype.has = function ArraySet_has(aStr) { - if (hasNativeMap) { - return this._set.has(aStr); - } else { - var sStr = util.toSetString(aStr); - return has.call(this._set, sStr); - } -}; - -/** - * What is the index of the given string in the array? - * - * @param String aStr - */ -ArraySet.prototype.indexOf = function ArraySet_indexOf(aStr) { - if (hasNativeMap) { - var idx = this._set.get(aStr); - if (idx >= 0) { - return idx; - } - } else { - var sStr = util.toSetString(aStr); - if (has.call(this._set, sStr)) { - return this._set[sStr]; - } - } - - throw new Error('"' + aStr + '" is not in the set.'); -}; - -/** - * What is the element at the given index? - * - * @param Number aIdx - */ -ArraySet.prototype.at = function ArraySet_at(aIdx) { - if (aIdx >= 0 && aIdx < this._array.length) { - return this._array[aIdx]; - } - throw new Error('No element indexed by ' + aIdx); -}; - -/** - * Returns the array representation of this set (which has the proper indices - * indicated by indexOf). Note that this is a copy of the internal array used - * for storing the members so that no one can mess with internal state. - */ -ArraySet.prototype.toArray = function ArraySet_toArray() { - return this._array.slice(); -}; - -exports.ArraySet = ArraySet; - -},{"./util":11}],3:[function(require,module,exports){ -/* -*- Mode: js; js-indent-level: 2; -*- */ -/* - * Copyright 2011 Mozilla Foundation and contributors - * Licensed under the New BSD license. See LICENSE or: - * http://opensource.org/licenses/BSD-3-Clause - * - * Based on the Base 64 VLQ implementation in Closure Compiler: - * https://code.google.com/p/closure-compiler/source/browse/trunk/src/com/google/debugging/sourcemap/Base64VLQ.java - * - * Copyright 2011 The Closure Compiler Authors. All rights reserved. - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above - * copyright notice, this list of conditions and the following - * disclaimer in the documentation and/or other materials provided - * with the distribution. - * * Neither the name of Google Inc. nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -var base64 = require('./base64'); - -// A single base 64 digit can contain 6 bits of data. For the base 64 variable -// length quantities we use in the source map spec, the first bit is the sign, -// the next four bits are the actual value, and the 6th bit is the -// continuation bit. The continuation bit tells us whether there are more -// digits in this value following this digit. -// -// Continuation -// | Sign -// | | -// V V -// 101011 - -var VLQ_BASE_SHIFT = 5; - -// binary: 100000 -var VLQ_BASE = 1 << VLQ_BASE_SHIFT; - -// binary: 011111 -var VLQ_BASE_MASK = VLQ_BASE - 1; - -// binary: 100000 -var VLQ_CONTINUATION_BIT = VLQ_BASE; - -/** - * Converts from a two-complement value to a value where the sign bit is - * placed in the least significant bit. For example, as decimals: - * 1 becomes 2 (10 binary), -1 becomes 3 (11 binary) - * 2 becomes 4 (100 binary), -2 becomes 5 (101 binary) - */ -function toVLQSigned(aValue) { - return aValue < 0 - ? ((-aValue) << 1) + 1 - : (aValue << 1) + 0; -} - -/** - * Converts to a two-complement value from a value where the sign bit is - * placed in the least significant bit. For example, as decimals: - * 2 (10 binary) becomes 1, 3 (11 binary) becomes -1 - * 4 (100 binary) becomes 2, 5 (101 binary) becomes -2 - */ -function fromVLQSigned(aValue) { - var isNegative = (aValue & 1) === 1; - var shifted = aValue >> 1; - return isNegative - ? -shifted - : shifted; -} - -/** - * Returns the base 64 VLQ encoded value. - */ -exports.encode = function base64VLQ_encode(aValue) { - var encoded = ""; - var digit; - - var vlq = toVLQSigned(aValue); - - do { - digit = vlq & VLQ_BASE_MASK; - vlq >>>= VLQ_BASE_SHIFT; - if (vlq > 0) { - // There are still more digits in this value, so we must make sure the - // continuation bit is marked. - digit |= VLQ_CONTINUATION_BIT; - } - encoded += base64.encode(digit); - } while (vlq > 0); - - return encoded; -}; - -/** - * Decodes the next base 64 VLQ value from the given string and returns the - * value and the rest of the string via the out parameter. - */ -exports.decode = function base64VLQ_decode(aStr, aIndex, aOutParam) { - var strLen = aStr.length; - var result = 0; - var shift = 0; - var continuation, digit; - - do { - if (aIndex >= strLen) { - throw new Error("Expected more digits in base 64 VLQ value."); - } - - digit = base64.decode(aStr.charCodeAt(aIndex++)); - if (digit === -1) { - throw new Error("Invalid base64 digit: " + aStr.charAt(aIndex - 1)); - } - - continuation = !!(digit & VLQ_CONTINUATION_BIT); - digit &= VLQ_BASE_MASK; - result = result + (digit << shift); - shift += VLQ_BASE_SHIFT; - } while (continuation); - - aOutParam.value = fromVLQSigned(result); - aOutParam.rest = aIndex; -}; - -},{"./base64":4}],4:[function(require,module,exports){ -/* -*- Mode: js; js-indent-level: 2; -*- */ -/* - * Copyright 2011 Mozilla Foundation and contributors - * Licensed under the New BSD license. See LICENSE or: - * http://opensource.org/licenses/BSD-3-Clause - */ - -var intToCharMap = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'.split(''); - -/** - * Encode an integer in the range of 0 to 63 to a single base 64 digit. - */ -exports.encode = function (number) { - if (0 <= number && number < intToCharMap.length) { - return intToCharMap[number]; - } - throw new TypeError("Must be between 0 and 63: " + number); -}; - -/** - * Decode a single base 64 character code digit to an integer. Returns -1 on - * failure. - */ -exports.decode = function (charCode) { - var bigA = 65; // 'A' - var bigZ = 90; // 'Z' - - var littleA = 97; // 'a' - var littleZ = 122; // 'z' - - var zero = 48; // '0' - var nine = 57; // '9' - - var plus = 43; // '+' - var slash = 47; // '/' - - var littleOffset = 26; - var numberOffset = 52; - - // 0 - 25: ABCDEFGHIJKLMNOPQRSTUVWXYZ - if (bigA <= charCode && charCode <= bigZ) { - return (charCode - bigA); - } - - // 26 - 51: abcdefghijklmnopqrstuvwxyz - if (littleA <= charCode && charCode <= littleZ) { - return (charCode - littleA + littleOffset); - } - - // 52 - 61: 0123456789 - if (zero <= charCode && charCode <= nine) { - return (charCode - zero + numberOffset); - } - - // 62: + - if (charCode == plus) { - return 62; - } - - // 63: / - if (charCode == slash) { - return 63; - } - - // Invalid base64 digit. - return -1; -}; - -},{}],5:[function(require,module,exports){ -/* -*- Mode: js; js-indent-level: 2; -*- */ -/* - * Copyright 2011 Mozilla Foundation and contributors - * Licensed under the New BSD license. See LICENSE or: - * http://opensource.org/licenses/BSD-3-Clause - */ - -exports.GREATEST_LOWER_BOUND = 1; -exports.LEAST_UPPER_BOUND = 2; - -/** - * Recursive implementation of binary search. - * - * @param aLow Indices here and lower do not contain the needle. - * @param aHigh Indices here and higher do not contain the needle. - * @param aNeedle The element being searched for. - * @param aHaystack The non-empty array being searched. - * @param aCompare Function which takes two elements and returns -1, 0, or 1. - * @param aBias Either 'binarySearch.GREATEST_LOWER_BOUND' or - * 'binarySearch.LEAST_UPPER_BOUND'. Specifies whether to return the - * closest element that is smaller than or greater than the one we are - * searching for, respectively, if the exact element cannot be found. - */ -function recursiveSearch(aLow, aHigh, aNeedle, aHaystack, aCompare, aBias) { - // This function terminates when one of the following is true: - // - // 1. We find the exact element we are looking for. - // - // 2. We did not find the exact element, but we can return the index of - // the next-closest element. - // - // 3. We did not find the exact element, and there is no next-closest - // element than the one we are searching for, so we return -1. - var mid = Math.floor((aHigh - aLow) / 2) + aLow; - var cmp = aCompare(aNeedle, aHaystack[mid], true); - if (cmp === 0) { - // Found the element we are looking for. - return mid; - } - else if (cmp > 0) { - // Our needle is greater than aHaystack[mid]. - if (aHigh - mid > 1) { - // The element is in the upper half. - return recursiveSearch(mid, aHigh, aNeedle, aHaystack, aCompare, aBias); - } - - // The exact needle element was not found in this haystack. Determine if - // we are in termination case (3) or (2) and return the appropriate thing. - if (aBias == exports.LEAST_UPPER_BOUND) { - return aHigh < aHaystack.length ? aHigh : -1; - } else { - return mid; - } - } - else { - // Our needle is less than aHaystack[mid]. - if (mid - aLow > 1) { - // The element is in the lower half. - return recursiveSearch(aLow, mid, aNeedle, aHaystack, aCompare, aBias); - } - - // we are in termination case (3) or (2) and return the appropriate thing. - if (aBias == exports.LEAST_UPPER_BOUND) { - return mid; - } else { - return aLow < 0 ? -1 : aLow; - } - } -} - -/** - * This is an implementation of binary search which will always try and return - * the index of the closest element if there is no exact hit. This is because - * mappings between original and generated line/col pairs are single points, - * and there is an implicit region between each of them, so a miss just means - * that you aren't on the very start of a region. - * - * @param aNeedle The element you are looking for. - * @param aHaystack The array that is being searched. - * @param aCompare A function which takes the needle and an element in the - * array and returns -1, 0, or 1 depending on whether the needle is less - * than, equal to, or greater than the element, respectively. - * @param aBias Either 'binarySearch.GREATEST_LOWER_BOUND' or - * 'binarySearch.LEAST_UPPER_BOUND'. Specifies whether to return the - * closest element that is smaller than or greater than the one we are - * searching for, respectively, if the exact element cannot be found. - * Defaults to 'binarySearch.GREATEST_LOWER_BOUND'. - */ -exports.search = function search(aNeedle, aHaystack, aCompare, aBias) { - if (aHaystack.length === 0) { - return -1; - } - - var index = recursiveSearch(-1, aHaystack.length, aNeedle, aHaystack, - aCompare, aBias || exports.GREATEST_LOWER_BOUND); - if (index < 0) { - return -1; - } - - // We have found either the exact element, or the next-closest element than - // the one we are searching for. However, there may be more than one such - // element. Make sure we always return the smallest of these. - while (index - 1 >= 0) { - if (aCompare(aHaystack[index], aHaystack[index - 1], true) !== 0) { - break; - } - --index; - } - - return index; -}; - -},{}],6:[function(require,module,exports){ -/* -*- Mode: js; js-indent-level: 2; -*- */ -/* - * Copyright 2014 Mozilla Foundation and contributors - * Licensed under the New BSD license. See LICENSE or: - * http://opensource.org/licenses/BSD-3-Clause - */ - -var util = require('./util'); - -/** - * Determine whether mappingB is after mappingA with respect to generated - * position. - */ -function generatedPositionAfter(mappingA, mappingB) { - // Optimized for most common case - var lineA = mappingA.generatedLine; - var lineB = mappingB.generatedLine; - var columnA = mappingA.generatedColumn; - var columnB = mappingB.generatedColumn; - return lineB > lineA || lineB == lineA && columnB >= columnA || - util.compareByGeneratedPositionsInflated(mappingA, mappingB) <= 0; -} - -/** - * A data structure to provide a sorted view of accumulated mappings in a - * performance conscious manner. It trades a neglibable overhead in general - * case for a large speedup in case of mappings being added in order. - */ -function MappingList() { - this._array = []; - this._sorted = true; - // Serves as infimum - this._last = {generatedLine: -1, generatedColumn: 0}; -} - -/** - * Iterate through internal items. This method takes the same arguments that - * `Array.prototype.forEach` takes. - * - * NOTE: The order of the mappings is NOT guaranteed. - */ -MappingList.prototype.unsortedForEach = - function MappingList_forEach(aCallback, aThisArg) { - this._array.forEach(aCallback, aThisArg); - }; - -/** - * Add the given source mapping. - * - * @param Object aMapping - */ -MappingList.prototype.add = function MappingList_add(aMapping) { - if (generatedPositionAfter(this._last, aMapping)) { - this._last = aMapping; - this._array.push(aMapping); - } else { - this._sorted = false; - this._array.push(aMapping); - } -}; - -/** - * Returns the flat, sorted array of mappings. The mappings are sorted by - * generated position. - * - * WARNING: This method returns internal data without copying, for - * performance. The return value must NOT be mutated, and should be treated as - * an immutable borrow. If you want to take ownership, you must make your own - * copy. - */ -MappingList.prototype.toArray = function MappingList_toArray() { - if (!this._sorted) { - this._array.sort(util.compareByGeneratedPositionsInflated); - this._sorted = true; - } - return this._array; -}; - -exports.MappingList = MappingList; - -},{"./util":11}],7:[function(require,module,exports){ -/* -*- Mode: js; js-indent-level: 2; -*- */ -/* - * Copyright 2011 Mozilla Foundation and contributors - * Licensed under the New BSD license. See LICENSE or: - * http://opensource.org/licenses/BSD-3-Clause - */ - -// It turns out that some (most?) JavaScript engines don't self-host -// `Array.prototype.sort`. This makes sense because C++ will likely remain -// faster than JS when doing raw CPU-intensive sorting. However, when using a -// custom comparator function, calling back and forth between the VM's C++ and -// JIT'd JS is rather slow *and* loses JIT type information, resulting in -// worse generated code for the comparator function than would be optimal. In -// fact, when sorting with a comparator, these costs outweigh the benefits of -// sorting in C++. By using our own JS-implemented Quick Sort (below), we get -// a ~3500ms mean speed-up in `bench/bench.html`. - -/** - * Swap the elements indexed by `x` and `y` in the array `ary`. - * - * @param {Array} ary - * The array. - * @param {Number} x - * The index of the first item. - * @param {Number} y - * The index of the second item. - */ -function swap(ary, x, y) { - var temp = ary[x]; - ary[x] = ary[y]; - ary[y] = temp; -} - -/** - * Returns a random integer within the range `low .. high` inclusive. - * - * @param {Number} low - * The lower bound on the range. - * @param {Number} high - * The upper bound on the range. - */ -function randomIntInRange(low, high) { - return Math.round(low + (Math.random() * (high - low))); -} - -/** - * The Quick Sort algorithm. - * - * @param {Array} ary - * An array to sort. - * @param {function} comparator - * Function to use to compare two items. - * @param {Number} p - * Start index of the array - * @param {Number} r - * End index of the array - */ -function doQuickSort(ary, comparator, p, r) { - // If our lower bound is less than our upper bound, we (1) partition the - // array into two pieces and (2) recurse on each half. If it is not, this is - // the empty array and our base case. - - if (p < r) { - // (1) Partitioning. - // - // The partitioning chooses a pivot between `p` and `r` and moves all - // elements that are less than or equal to the pivot to the before it, and - // all the elements that are greater than it after it. The effect is that - // once partition is done, the pivot is in the exact place it will be when - // the array is put in sorted order, and it will not need to be moved - // again. This runs in O(n) time. - - // Always choose a random pivot so that an input array which is reverse - // sorted does not cause O(n^2) running time. - var pivotIndex = randomIntInRange(p, r); - var i = p - 1; - - swap(ary, pivotIndex, r); - var pivot = ary[r]; - - // Immediately after `j` is incremented in this loop, the following hold - // true: - // - // * Every element in `ary[p .. i]` is less than or equal to the pivot. - // - // * Every element in `ary[i+1 .. j-1]` is greater than the pivot. - for (var j = p; j < r; j++) { - if (comparator(ary[j], pivot) <= 0) { - i += 1; - swap(ary, i, j); - } - } - - swap(ary, i + 1, j); - var q = i + 1; - - // (2) Recurse on each half. - - doQuickSort(ary, comparator, p, q - 1); - doQuickSort(ary, comparator, q + 1, r); - } -} - -/** - * Sort the given array in-place with the given comparator function. - * - * @param {Array} ary - * An array to sort. - * @param {function} comparator - * Function to use to compare two items. - */ -exports.quickSort = function (ary, comparator) { - doQuickSort(ary, comparator, 0, ary.length - 1); -}; - -},{}],8:[function(require,module,exports){ -/* -*- Mode: js; js-indent-level: 2; -*- */ -/* - * Copyright 2011 Mozilla Foundation and contributors - * Licensed under the New BSD license. See LICENSE or: - * http://opensource.org/licenses/BSD-3-Clause - */ - -var util = require('./util'); -var binarySearch = require('./binary-search'); -var ArraySet = require('./array-set').ArraySet; -var base64VLQ = require('./base64-vlq'); -var quickSort = require('./quick-sort').quickSort; - -function SourceMapConsumer(aSourceMap, aSourceMapURL) { - var sourceMap = aSourceMap; - if (typeof aSourceMap === 'string') { - sourceMap = util.parseSourceMapInput(aSourceMap); - } - - return sourceMap.sections != null - ? new IndexedSourceMapConsumer(sourceMap, aSourceMapURL) - : new BasicSourceMapConsumer(sourceMap, aSourceMapURL); -} - -SourceMapConsumer.fromSourceMap = function(aSourceMap, aSourceMapURL) { - return BasicSourceMapConsumer.fromSourceMap(aSourceMap, aSourceMapURL); -} - -/** - * The version of the source mapping spec that we are consuming. - */ -SourceMapConsumer.prototype._version = 3; - -// `__generatedMappings` and `__originalMappings` are arrays that hold the -// parsed mapping coordinates from the source map's "mappings" attribute. They -// are lazily instantiated, accessed via the `_generatedMappings` and -// `_originalMappings` getters respectively, and we only parse the mappings -// and create these arrays once queried for a source location. We jump through -// these hoops because there can be many thousands of mappings, and parsing -// them is expensive, so we only want to do it if we must. -// -// Each object in the arrays is of the form: -// -// { -// generatedLine: The line number in the generated code, -// generatedColumn: The column number in the generated code, -// source: The path to the original source file that generated this -// chunk of code, -// originalLine: The line number in the original source that -// corresponds to this chunk of generated code, -// originalColumn: The column number in the original source that -// corresponds to this chunk of generated code, -// name: The name of the original symbol which generated this chunk of -// code. -// } -// -// All properties except for `generatedLine` and `generatedColumn` can be -// `null`. -// -// `_generatedMappings` is ordered by the generated positions. -// -// `_originalMappings` is ordered by the original positions. - -SourceMapConsumer.prototype.__generatedMappings = null; -Object.defineProperty(SourceMapConsumer.prototype, '_generatedMappings', { - configurable: true, - enumerable: true, - get: function () { - if (!this.__generatedMappings) { - this._parseMappings(this._mappings, this.sourceRoot); - } - - return this.__generatedMappings; - } -}); - -SourceMapConsumer.prototype.__originalMappings = null; -Object.defineProperty(SourceMapConsumer.prototype, '_originalMappings', { - configurable: true, - enumerable: true, - get: function () { - if (!this.__originalMappings) { - this._parseMappings(this._mappings, this.sourceRoot); - } - - return this.__originalMappings; - } -}); - -SourceMapConsumer.prototype._charIsMappingSeparator = - function SourceMapConsumer_charIsMappingSeparator(aStr, index) { - var c = aStr.charAt(index); - return c === ";" || c === ","; - }; - -/** - * Parse the mappings in a string in to a data structure which we can easily - * query (the ordered arrays in the `this.__generatedMappings` and - * `this.__originalMappings` properties). - */ -SourceMapConsumer.prototype._parseMappings = - function SourceMapConsumer_parseMappings(aStr, aSourceRoot) { - throw new Error("Subclasses must implement _parseMappings"); - }; - -SourceMapConsumer.GENERATED_ORDER = 1; -SourceMapConsumer.ORIGINAL_ORDER = 2; - -SourceMapConsumer.GREATEST_LOWER_BOUND = 1; -SourceMapConsumer.LEAST_UPPER_BOUND = 2; - -/** - * Iterate over each mapping between an original source/line/column and a - * generated line/column in this source map. - * - * @param Function aCallback - * The function that is called with each mapping. - * @param Object aContext - * Optional. If specified, this object will be the value of `this` every - * time that `aCallback` is called. - * @param aOrder - * Either `SourceMapConsumer.GENERATED_ORDER` or - * `SourceMapConsumer.ORIGINAL_ORDER`. Specifies whether you want to - * iterate over the mappings sorted by the generated file's line/column - * order or the original's source/line/column order, respectively. Defaults to - * `SourceMapConsumer.GENERATED_ORDER`. - */ -SourceMapConsumer.prototype.eachMapping = - function SourceMapConsumer_eachMapping(aCallback, aContext, aOrder) { - var context = aContext || null; - var order = aOrder || SourceMapConsumer.GENERATED_ORDER; - - var mappings; - switch (order) { - case SourceMapConsumer.GENERATED_ORDER: - mappings = this._generatedMappings; - break; - case SourceMapConsumer.ORIGINAL_ORDER: - mappings = this._originalMappings; - break; - default: - throw new Error("Unknown order of iteration."); - } - - var sourceRoot = this.sourceRoot; - mappings.map(function (mapping) { - var source = mapping.source === null ? null : this._sources.at(mapping.source); - source = util.computeSourceURL(sourceRoot, source, this._sourceMapURL); - return { - source: source, - generatedLine: mapping.generatedLine, - generatedColumn: mapping.generatedColumn, - originalLine: mapping.originalLine, - originalColumn: mapping.originalColumn, - name: mapping.name === null ? null : this._names.at(mapping.name) - }; - }, this).forEach(aCallback, context); - }; - -/** - * Returns all generated line and column information for the original source, - * line, and column provided. If no column is provided, returns all mappings - * corresponding to a either the line we are searching for or the next - * closest line that has any mappings. Otherwise, returns all mappings - * corresponding to the given line and either the column we are searching for - * or the next closest column that has any offsets. - * - * The only argument is an object with the following properties: - * - * - source: The filename of the original source. - * - line: The line number in the original source. The line number is 1-based. - * - column: Optional. the column number in the original source. - * The column number is 0-based. - * - * and an array of objects is returned, each with the following properties: - * - * - line: The line number in the generated source, or null. The - * line number is 1-based. - * - column: The column number in the generated source, or null. - * The column number is 0-based. - */ -SourceMapConsumer.prototype.allGeneratedPositionsFor = - function SourceMapConsumer_allGeneratedPositionsFor(aArgs) { - var line = util.getArg(aArgs, 'line'); - - // When there is no exact match, BasicSourceMapConsumer.prototype._findMapping - // returns the index of the closest mapping less than the needle. By - // setting needle.originalColumn to 0, we thus find the last mapping for - // the given line, provided such a mapping exists. - var needle = { - source: util.getArg(aArgs, 'source'), - originalLine: line, - originalColumn: util.getArg(aArgs, 'column', 0) - }; - - needle.source = this._findSourceIndex(needle.source); - if (needle.source < 0) { - return []; - } - - var mappings = []; - - var index = this._findMapping(needle, - this._originalMappings, - "originalLine", - "originalColumn", - util.compareByOriginalPositions, - binarySearch.LEAST_UPPER_BOUND); - if (index >= 0) { - var mapping = this._originalMappings[index]; - - if (aArgs.column === undefined) { - var originalLine = mapping.originalLine; - - // Iterate until either we run out of mappings, or we run into - // a mapping for a different line than the one we found. Since - // mappings are sorted, this is guaranteed to find all mappings for - // the line we found. - while (mapping && mapping.originalLine === originalLine) { - mappings.push({ - line: util.getArg(mapping, 'generatedLine', null), - column: util.getArg(mapping, 'generatedColumn', null), - lastColumn: util.getArg(mapping, 'lastGeneratedColumn', null) - }); - - mapping = this._originalMappings[++index]; - } - } else { - var originalColumn = mapping.originalColumn; - - // Iterate until either we run out of mappings, or we run into - // a mapping for a different line than the one we were searching for. - // Since mappings are sorted, this is guaranteed to find all mappings for - // the line we are searching for. - while (mapping && - mapping.originalLine === line && - mapping.originalColumn == originalColumn) { - mappings.push({ - line: util.getArg(mapping, 'generatedLine', null), - column: util.getArg(mapping, 'generatedColumn', null), - lastColumn: util.getArg(mapping, 'lastGeneratedColumn', null) - }); - - mapping = this._originalMappings[++index]; - } - } - } - - return mappings; - }; - -exports.SourceMapConsumer = SourceMapConsumer; - -/** - * A BasicSourceMapConsumer instance represents a parsed source map which we can - * query for information about the original file positions by giving it a file - * position in the generated source. - * - * The first parameter is the raw source map (either as a JSON string, or - * already parsed to an object). According to the spec, source maps have the - * following attributes: - * - * - version: Which version of the source map spec this map is following. - * - sources: An array of URLs to the original source files. - * - names: An array of identifiers which can be referrenced by individual mappings. - * - sourceRoot: Optional. The URL root from which all sources are relative. - * - sourcesContent: Optional. An array of contents of the original source files. - * - mappings: A string of base64 VLQs which contain the actual mappings. - * - file: Optional. The generated file this source map is associated with. - * - * Here is an example source map, taken from the source map spec[0]: - * - * { - * version : 3, - * file: "out.js", - * sourceRoot : "", - * sources: ["foo.js", "bar.js"], - * names: ["src", "maps", "are", "fun"], - * mappings: "AA,AB;;ABCDE;" - * } - * - * The second parameter, if given, is a string whose value is the URL - * at which the source map was found. This URL is used to compute the - * sources array. - * - * [0]: https://docs.google.com/document/d/1U1RGAehQwRypUTovF1KRlpiOFze0b-_2gc6fAH0KY0k/edit?pli=1# - */ -function BasicSourceMapConsumer(aSourceMap, aSourceMapURL) { - var sourceMap = aSourceMap; - if (typeof aSourceMap === 'string') { - sourceMap = util.parseSourceMapInput(aSourceMap); - } - - var version = util.getArg(sourceMap, 'version'); - var sources = util.getArg(sourceMap, 'sources'); - // Sass 3.3 leaves out the 'names' array, so we deviate from the spec (which - // requires the array) to play nice here. - var names = util.getArg(sourceMap, 'names', []); - var sourceRoot = util.getArg(sourceMap, 'sourceRoot', null); - var sourcesContent = util.getArg(sourceMap, 'sourcesContent', null); - var mappings = util.getArg(sourceMap, 'mappings'); - var file = util.getArg(sourceMap, 'file', null); - - // Once again, Sass deviates from the spec and supplies the version as a - // string rather than a number, so we use loose equality checking here. - if (version != this._version) { - throw new Error('Unsupported version: ' + version); - } - - if (sourceRoot) { - sourceRoot = util.normalize(sourceRoot); - } - - sources = sources - .map(String) - // Some source maps produce relative source paths like "./foo.js" instead of - // "foo.js". Normalize these first so that future comparisons will succeed. - // See bugzil.la/1090768. - .map(util.normalize) - // Always ensure that absolute sources are internally stored relative to - // the source root, if the source root is absolute. Not doing this would - // be particularly problematic when the source root is a prefix of the - // source (valid, but why??). See github issue #199 and bugzil.la/1188982. - .map(function (source) { - return sourceRoot && util.isAbsolute(sourceRoot) && util.isAbsolute(source) - ? util.relative(sourceRoot, source) - : source; - }); - - // Pass `true` below to allow duplicate names and sources. While source maps - // are intended to be compressed and deduplicated, the TypeScript compiler - // sometimes generates source maps with duplicates in them. See Github issue - // #72 and bugzil.la/889492. - this._names = ArraySet.fromArray(names.map(String), true); - this._sources = ArraySet.fromArray(sources, true); - - this._absoluteSources = this._sources.toArray().map(function (s) { - return util.computeSourceURL(sourceRoot, s, aSourceMapURL); - }); - - this.sourceRoot = sourceRoot; - this.sourcesContent = sourcesContent; - this._mappings = mappings; - this._sourceMapURL = aSourceMapURL; - this.file = file; -} - -BasicSourceMapConsumer.prototype = Object.create(SourceMapConsumer.prototype); -BasicSourceMapConsumer.prototype.consumer = SourceMapConsumer; - -/** - * Utility function to find the index of a source. Returns -1 if not - * found. - */ -BasicSourceMapConsumer.prototype._findSourceIndex = function(aSource) { - var relativeSource = aSource; - if (this.sourceRoot != null) { - relativeSource = util.relative(this.sourceRoot, relativeSource); - } - - if (this._sources.has(relativeSource)) { - return this._sources.indexOf(relativeSource); - } - - // Maybe aSource is an absolute URL as returned by |sources|. In - // this case we can't simply undo the transform. - var i; - for (i = 0; i < this._absoluteSources.length; ++i) { - if (this._absoluteSources[i] == aSource) { - return i; - } - } - - return -1; -}; - -/** - * Create a BasicSourceMapConsumer from a SourceMapGenerator. - * - * @param SourceMapGenerator aSourceMap - * The source map that will be consumed. - * @param String aSourceMapURL - * The URL at which the source map can be found (optional) - * @returns BasicSourceMapConsumer - */ -BasicSourceMapConsumer.fromSourceMap = - function SourceMapConsumer_fromSourceMap(aSourceMap, aSourceMapURL) { - var smc = Object.create(BasicSourceMapConsumer.prototype); - - var names = smc._names = ArraySet.fromArray(aSourceMap._names.toArray(), true); - var sources = smc._sources = ArraySet.fromArray(aSourceMap._sources.toArray(), true); - smc.sourceRoot = aSourceMap._sourceRoot; - smc.sourcesContent = aSourceMap._generateSourcesContent(smc._sources.toArray(), - smc.sourceRoot); - smc.file = aSourceMap._file; - smc._sourceMapURL = aSourceMapURL; - smc._absoluteSources = smc._sources.toArray().map(function (s) { - return util.computeSourceURL(smc.sourceRoot, s, aSourceMapURL); - }); - - // Because we are modifying the entries (by converting string sources and - // names to indices into the sources and names ArraySets), we have to make - // a copy of the entry or else bad things happen. Shared mutable state - // strikes again! See github issue #191. - - var generatedMappings = aSourceMap._mappings.toArray().slice(); - var destGeneratedMappings = smc.__generatedMappings = []; - var destOriginalMappings = smc.__originalMappings = []; - - for (var i = 0, length = generatedMappings.length; i < length; i++) { - var srcMapping = generatedMappings[i]; - var destMapping = new Mapping; - destMapping.generatedLine = srcMapping.generatedLine; - destMapping.generatedColumn = srcMapping.generatedColumn; - - if (srcMapping.source) { - destMapping.source = sources.indexOf(srcMapping.source); - destMapping.originalLine = srcMapping.originalLine; - destMapping.originalColumn = srcMapping.originalColumn; - - if (srcMapping.name) { - destMapping.name = names.indexOf(srcMapping.name); - } - - destOriginalMappings.push(destMapping); - } - - destGeneratedMappings.push(destMapping); - } - - quickSort(smc.__originalMappings, util.compareByOriginalPositions); - - return smc; - }; - -/** - * The version of the source mapping spec that we are consuming. - */ -BasicSourceMapConsumer.prototype._version = 3; - -/** - * The list of original sources. - */ -Object.defineProperty(BasicSourceMapConsumer.prototype, 'sources', { - get: function () { - return this._absoluteSources.slice(); - } -}); - -/** - * Provide the JIT with a nice shape / hidden class. - */ -function Mapping() { - this.generatedLine = 0; - this.generatedColumn = 0; - this.source = null; - this.originalLine = null; - this.originalColumn = null; - this.name = null; -} - -/** - * Parse the mappings in a string in to a data structure which we can easily - * query (the ordered arrays in the `this.__generatedMappings` and - * `this.__originalMappings` properties). - */ -BasicSourceMapConsumer.prototype._parseMappings = - function SourceMapConsumer_parseMappings(aStr, aSourceRoot) { - var generatedLine = 1; - var previousGeneratedColumn = 0; - var previousOriginalLine = 0; - var previousOriginalColumn = 0; - var previousSource = 0; - var previousName = 0; - var length = aStr.length; - var index = 0; - var cachedSegments = {}; - var temp = {}; - var originalMappings = []; - var generatedMappings = []; - var mapping, str, segment, end, value; - - while (index < length) { - if (aStr.charAt(index) === ';') { - generatedLine++; - index++; - previousGeneratedColumn = 0; - } - else if (aStr.charAt(index) === ',') { - index++; - } - else { - mapping = new Mapping(); - mapping.generatedLine = generatedLine; - - // Because each offset is encoded relative to the previous one, - // many segments often have the same encoding. We can exploit this - // fact by caching the parsed variable length fields of each segment, - // allowing us to avoid a second parse if we encounter the same - // segment again. - for (end = index; end < length; end++) { - if (this._charIsMappingSeparator(aStr, end)) { - break; - } - } - str = aStr.slice(index, end); - - segment = cachedSegments[str]; - if (segment) { - index += str.length; - } else { - segment = []; - while (index < end) { - base64VLQ.decode(aStr, index, temp); - value = temp.value; - index = temp.rest; - segment.push(value); - } - - if (segment.length === 2) { - throw new Error('Found a source, but no line and column'); - } - - if (segment.length === 3) { - throw new Error('Found a source and line, but no column'); - } - - cachedSegments[str] = segment; - } - - // Generated column. - mapping.generatedColumn = previousGeneratedColumn + segment[0]; - previousGeneratedColumn = mapping.generatedColumn; - - if (segment.length > 1) { - // Original source. - mapping.source = previousSource + segment[1]; - previousSource += segment[1]; - - // Original line. - mapping.originalLine = previousOriginalLine + segment[2]; - previousOriginalLine = mapping.originalLine; - // Lines are stored 0-based - mapping.originalLine += 1; - - // Original column. - mapping.originalColumn = previousOriginalColumn + segment[3]; - previousOriginalColumn = mapping.originalColumn; - - if (segment.length > 4) { - // Original name. - mapping.name = previousName + segment[4]; - previousName += segment[4]; - } - } - - generatedMappings.push(mapping); - if (typeof mapping.originalLine === 'number') { - originalMappings.push(mapping); - } - } - } - - quickSort(generatedMappings, util.compareByGeneratedPositionsDeflated); - this.__generatedMappings = generatedMappings; - - quickSort(originalMappings, util.compareByOriginalPositions); - this.__originalMappings = originalMappings; - }; - -/** - * Find the mapping that best matches the hypothetical "needle" mapping that - * we are searching for in the given "haystack" of mappings. - */ -BasicSourceMapConsumer.prototype._findMapping = - function SourceMapConsumer_findMapping(aNeedle, aMappings, aLineName, - aColumnName, aComparator, aBias) { - // To return the position we are searching for, we must first find the - // mapping for the given position and then return the opposite position it - // points to. Because the mappings are sorted, we can use binary search to - // find the best mapping. - - if (aNeedle[aLineName] <= 0) { - throw new TypeError('Line must be greater than or equal to 1, got ' - + aNeedle[aLineName]); - } - if (aNeedle[aColumnName] < 0) { - throw new TypeError('Column must be greater than or equal to 0, got ' - + aNeedle[aColumnName]); - } - - return binarySearch.search(aNeedle, aMappings, aComparator, aBias); - }; - -/** - * Compute the last column for each generated mapping. The last column is - * inclusive. - */ -BasicSourceMapConsumer.prototype.computeColumnSpans = - function SourceMapConsumer_computeColumnSpans() { - for (var index = 0; index < this._generatedMappings.length; ++index) { - var mapping = this._generatedMappings[index]; - - // Mappings do not contain a field for the last generated columnt. We - // can come up with an optimistic estimate, however, by assuming that - // mappings are contiguous (i.e. given two consecutive mappings, the - // first mapping ends where the second one starts). - if (index + 1 < this._generatedMappings.length) { - var nextMapping = this._generatedMappings[index + 1]; - - if (mapping.generatedLine === nextMapping.generatedLine) { - mapping.lastGeneratedColumn = nextMapping.generatedColumn - 1; - continue; - } - } - - // The last mapping for each line spans the entire line. - mapping.lastGeneratedColumn = Infinity; - } - }; - -/** - * Returns the original source, line, and column information for the generated - * source's line and column positions provided. The only argument is an object - * with the following properties: - * - * - line: The line number in the generated source. The line number - * is 1-based. - * - column: The column number in the generated source. The column - * number is 0-based. - * - bias: Either 'SourceMapConsumer.GREATEST_LOWER_BOUND' or - * 'SourceMapConsumer.LEAST_UPPER_BOUND'. Specifies whether to return the - * closest element that is smaller than or greater than the one we are - * searching for, respectively, if the exact element cannot be found. - * Defaults to 'SourceMapConsumer.GREATEST_LOWER_BOUND'. - * - * and an object is returned with the following properties: - * - * - source: The original source file, or null. - * - line: The line number in the original source, or null. The - * line number is 1-based. - * - column: The column number in the original source, or null. The - * column number is 0-based. - * - name: The original identifier, or null. - */ -BasicSourceMapConsumer.prototype.originalPositionFor = - function SourceMapConsumer_originalPositionFor(aArgs) { - var needle = { - generatedLine: util.getArg(aArgs, 'line'), - generatedColumn: util.getArg(aArgs, 'column') - }; - - var index = this._findMapping( - needle, - this._generatedMappings, - "generatedLine", - "generatedColumn", - util.compareByGeneratedPositionsDeflated, - util.getArg(aArgs, 'bias', SourceMapConsumer.GREATEST_LOWER_BOUND) - ); - - if (index >= 0) { - var mapping = this._generatedMappings[index]; - - if (mapping.generatedLine === needle.generatedLine) { - var source = util.getArg(mapping, 'source', null); - if (source !== null) { - source = this._sources.at(source); - source = util.computeSourceURL(this.sourceRoot, source, this._sourceMapURL); - } - var name = util.getArg(mapping, 'name', null); - if (name !== null) { - name = this._names.at(name); - } - return { - source: source, - line: util.getArg(mapping, 'originalLine', null), - column: util.getArg(mapping, 'originalColumn', null), - name: name - }; - } - } - - return { - source: null, - line: null, - column: null, - name: null - }; - }; - -/** - * Return true if we have the source content for every source in the source - * map, false otherwise. - */ -BasicSourceMapConsumer.prototype.hasContentsOfAllSources = - function BasicSourceMapConsumer_hasContentsOfAllSources() { - if (!this.sourcesContent) { - return false; - } - return this.sourcesContent.length >= this._sources.size() && - !this.sourcesContent.some(function (sc) { return sc == null; }); - }; - -/** - * Returns the original source content. The only argument is the url of the - * original source file. Returns null if no original source content is - * available. - */ -BasicSourceMapConsumer.prototype.sourceContentFor = - function SourceMapConsumer_sourceContentFor(aSource, nullOnMissing) { - if (!this.sourcesContent) { - return null; - } - - var index = this._findSourceIndex(aSource); - if (index >= 0) { - return this.sourcesContent[index]; - } - - var relativeSource = aSource; - if (this.sourceRoot != null) { - relativeSource = util.relative(this.sourceRoot, relativeSource); - } - - var url; - if (this.sourceRoot != null - && (url = util.urlParse(this.sourceRoot))) { - // XXX: file:// URIs and absolute paths lead to unexpected behavior for - // many users. We can help them out when they expect file:// URIs to - // behave like it would if they were running a local HTTP server. See - // https://bugzilla.mozilla.org/show_bug.cgi?id=885597. - var fileUriAbsPath = relativeSource.replace(/^file:\/\//, ""); - if (url.scheme == "file" - && this._sources.has(fileUriAbsPath)) { - return this.sourcesContent[this._sources.indexOf(fileUriAbsPath)] - } - - if ((!url.path || url.path == "/") - && this._sources.has("/" + relativeSource)) { - return this.sourcesContent[this._sources.indexOf("/" + relativeSource)]; - } - } - - // This function is used recursively from - // IndexedSourceMapConsumer.prototype.sourceContentFor. In that case, we - // don't want to throw if we can't find the source - we just want to - // return null, so we provide a flag to exit gracefully. - if (nullOnMissing) { - return null; - } - else { - throw new Error('"' + relativeSource + '" is not in the SourceMap.'); - } - }; - -/** - * Returns the generated line and column information for the original source, - * line, and column positions provided. The only argument is an object with - * the following properties: - * - * - source: The filename of the original source. - * - line: The line number in the original source. The line number - * is 1-based. - * - column: The column number in the original source. The column - * number is 0-based. - * - bias: Either 'SourceMapConsumer.GREATEST_LOWER_BOUND' or - * 'SourceMapConsumer.LEAST_UPPER_BOUND'. Specifies whether to return the - * closest element that is smaller than or greater than the one we are - * searching for, respectively, if the exact element cannot be found. - * Defaults to 'SourceMapConsumer.GREATEST_LOWER_BOUND'. - * - * and an object is returned with the following properties: - * - * - line: The line number in the generated source, or null. The - * line number is 1-based. - * - column: The column number in the generated source, or null. - * The column number is 0-based. - */ -BasicSourceMapConsumer.prototype.generatedPositionFor = - function SourceMapConsumer_generatedPositionFor(aArgs) { - var source = util.getArg(aArgs, 'source'); - source = this._findSourceIndex(source); - if (source < 0) { - return { - line: null, - column: null, - lastColumn: null - }; - } - - var needle = { - source: source, - originalLine: util.getArg(aArgs, 'line'), - originalColumn: util.getArg(aArgs, 'column') - }; - - var index = this._findMapping( - needle, - this._originalMappings, - "originalLine", - "originalColumn", - util.compareByOriginalPositions, - util.getArg(aArgs, 'bias', SourceMapConsumer.GREATEST_LOWER_BOUND) - ); - - if (index >= 0) { - var mapping = this._originalMappings[index]; - - if (mapping.source === needle.source) { - return { - line: util.getArg(mapping, 'generatedLine', null), - column: util.getArg(mapping, 'generatedColumn', null), - lastColumn: util.getArg(mapping, 'lastGeneratedColumn', null) - }; - } - } - - return { - line: null, - column: null, - lastColumn: null - }; - }; - -exports.BasicSourceMapConsumer = BasicSourceMapConsumer; - -/** - * An IndexedSourceMapConsumer instance represents a parsed source map which - * we can query for information. It differs from BasicSourceMapConsumer in - * that it takes "indexed" source maps (i.e. ones with a "sections" field) as - * input. - * - * The first parameter is a raw source map (either as a JSON string, or already - * parsed to an object). According to the spec for indexed source maps, they - * have the following attributes: - * - * - version: Which version of the source map spec this map is following. - * - file: Optional. The generated file this source map is associated with. - * - sections: A list of section definitions. - * - * Each value under the "sections" field has two fields: - * - offset: The offset into the original specified at which this section - * begins to apply, defined as an object with a "line" and "column" - * field. - * - map: A source map definition. This source map could also be indexed, - * but doesn't have to be. - * - * Instead of the "map" field, it's also possible to have a "url" field - * specifying a URL to retrieve a source map from, but that's currently - * unsupported. - * - * Here's an example source map, taken from the source map spec[0], but - * modified to omit a section which uses the "url" field. - * - * { - * version : 3, - * file: "app.js", - * sections: [{ - * offset: {line:100, column:10}, - * map: { - * version : 3, - * file: "section.js", - * sources: ["foo.js", "bar.js"], - * names: ["src", "maps", "are", "fun"], - * mappings: "AAAA,E;;ABCDE;" - * } - * }], - * } - * - * The second parameter, if given, is a string whose value is the URL - * at which the source map was found. This URL is used to compute the - * sources array. - * - * [0]: https://docs.google.com/document/d/1U1RGAehQwRypUTovF1KRlpiOFze0b-_2gc6fAH0KY0k/edit#heading=h.535es3xeprgt - */ -function IndexedSourceMapConsumer(aSourceMap, aSourceMapURL) { - var sourceMap = aSourceMap; - if (typeof aSourceMap === 'string') { - sourceMap = util.parseSourceMapInput(aSourceMap); - } - - var version = util.getArg(sourceMap, 'version'); - var sections = util.getArg(sourceMap, 'sections'); - - if (version != this._version) { - throw new Error('Unsupported version: ' + version); - } - - this._sources = new ArraySet(); - this._names = new ArraySet(); - - var lastOffset = { - line: -1, - column: 0 - }; - this._sections = sections.map(function (s) { - if (s.url) { - // The url field will require support for asynchronicity. - // See https://github.com/mozilla/source-map/issues/16 - throw new Error('Support for url field in sections not implemented.'); - } - var offset = util.getArg(s, 'offset'); - var offsetLine = util.getArg(offset, 'line'); - var offsetColumn = util.getArg(offset, 'column'); - - if (offsetLine < lastOffset.line || - (offsetLine === lastOffset.line && offsetColumn < lastOffset.column)) { - throw new Error('Section offsets must be ordered and non-overlapping.'); - } - lastOffset = offset; - - return { - generatedOffset: { - // The offset fields are 0-based, but we use 1-based indices when - // encoding/decoding from VLQ. - generatedLine: offsetLine + 1, - generatedColumn: offsetColumn + 1 - }, - consumer: new SourceMapConsumer(util.getArg(s, 'map'), aSourceMapURL) - } - }); -} - -IndexedSourceMapConsumer.prototype = Object.create(SourceMapConsumer.prototype); -IndexedSourceMapConsumer.prototype.constructor = SourceMapConsumer; - -/** - * The version of the source mapping spec that we are consuming. - */ -IndexedSourceMapConsumer.prototype._version = 3; - -/** - * The list of original sources. - */ -Object.defineProperty(IndexedSourceMapConsumer.prototype, 'sources', { - get: function () { - var sources = []; - for (var i = 0; i < this._sections.length; i++) { - for (var j = 0; j < this._sections[i].consumer.sources.length; j++) { - sources.push(this._sections[i].consumer.sources[j]); - } - } - return sources; - } -}); - -/** - * Returns the original source, line, and column information for the generated - * source's line and column positions provided. The only argument is an object - * with the following properties: - * - * - line: The line number in the generated source. The line number - * is 1-based. - * - column: The column number in the generated source. The column - * number is 0-based. - * - * and an object is returned with the following properties: - * - * - source: The original source file, or null. - * - line: The line number in the original source, or null. The - * line number is 1-based. - * - column: The column number in the original source, or null. The - * column number is 0-based. - * - name: The original identifier, or null. - */ -IndexedSourceMapConsumer.prototype.originalPositionFor = - function IndexedSourceMapConsumer_originalPositionFor(aArgs) { - var needle = { - generatedLine: util.getArg(aArgs, 'line'), - generatedColumn: util.getArg(aArgs, 'column') - }; - - // Find the section containing the generated position we're trying to map - // to an original position. - var sectionIndex = binarySearch.search(needle, this._sections, - function(needle, section) { - var cmp = needle.generatedLine - section.generatedOffset.generatedLine; - if (cmp) { - return cmp; - } - - return (needle.generatedColumn - - section.generatedOffset.generatedColumn); - }); - var section = this._sections[sectionIndex]; - - if (!section) { - return { - source: null, - line: null, - column: null, - name: null - }; - } - - return section.consumer.originalPositionFor({ - line: needle.generatedLine - - (section.generatedOffset.generatedLine - 1), - column: needle.generatedColumn - - (section.generatedOffset.generatedLine === needle.generatedLine - ? section.generatedOffset.generatedColumn - 1 - : 0), - bias: aArgs.bias - }); - }; - -/** - * Return true if we have the source content for every source in the source - * map, false otherwise. - */ -IndexedSourceMapConsumer.prototype.hasContentsOfAllSources = - function IndexedSourceMapConsumer_hasContentsOfAllSources() { - return this._sections.every(function (s) { - return s.consumer.hasContentsOfAllSources(); - }); - }; - -/** - * Returns the original source content. The only argument is the url of the - * original source file. Returns null if no original source content is - * available. - */ -IndexedSourceMapConsumer.prototype.sourceContentFor = - function IndexedSourceMapConsumer_sourceContentFor(aSource, nullOnMissing) { - for (var i = 0; i < this._sections.length; i++) { - var section = this._sections[i]; - - var content = section.consumer.sourceContentFor(aSource, true); - if (content) { - return content; - } - } - if (nullOnMissing) { - return null; - } - else { - throw new Error('"' + aSource + '" is not in the SourceMap.'); - } - }; - -/** - * Returns the generated line and column information for the original source, - * line, and column positions provided. The only argument is an object with - * the following properties: - * - * - source: The filename of the original source. - * - line: The line number in the original source. The line number - * is 1-based. - * - column: The column number in the original source. The column - * number is 0-based. - * - * and an object is returned with the following properties: - * - * - line: The line number in the generated source, or null. The - * line number is 1-based. - * - column: The column number in the generated source, or null. - * The column number is 0-based. - */ -IndexedSourceMapConsumer.prototype.generatedPositionFor = - function IndexedSourceMapConsumer_generatedPositionFor(aArgs) { - for (var i = 0; i < this._sections.length; i++) { - var section = this._sections[i]; - - // Only consider this section if the requested source is in the list of - // sources of the consumer. - if (section.consumer._findSourceIndex(util.getArg(aArgs, 'source')) === -1) { - continue; - } - var generatedPosition = section.consumer.generatedPositionFor(aArgs); - if (generatedPosition) { - var ret = { - line: generatedPosition.line + - (section.generatedOffset.generatedLine - 1), - column: generatedPosition.column + - (section.generatedOffset.generatedLine === generatedPosition.line - ? section.generatedOffset.generatedColumn - 1 - : 0) - }; - return ret; - } - } - - return { - line: null, - column: null - }; - }; - -/** - * Parse the mappings in a string in to a data structure which we can easily - * query (the ordered arrays in the `this.__generatedMappings` and - * `this.__originalMappings` properties). - */ -IndexedSourceMapConsumer.prototype._parseMappings = - function IndexedSourceMapConsumer_parseMappings(aStr, aSourceRoot) { - this.__generatedMappings = []; - this.__originalMappings = []; - for (var i = 0; i < this._sections.length; i++) { - var section = this._sections[i]; - var sectionMappings = section.consumer._generatedMappings; - for (var j = 0; j < sectionMappings.length; j++) { - var mapping = sectionMappings[j]; - - var source = section.consumer._sources.at(mapping.source); - source = util.computeSourceURL(section.consumer.sourceRoot, source, this._sourceMapURL); - this._sources.add(source); - source = this._sources.indexOf(source); - - var name = null; - if (mapping.name) { - name = section.consumer._names.at(mapping.name); - this._names.add(name); - name = this._names.indexOf(name); - } - - // The mappings coming from the consumer for the section have - // generated positions relative to the start of the section, so we - // need to offset them to be relative to the start of the concatenated - // generated file. - var adjustedMapping = { - source: source, - generatedLine: mapping.generatedLine + - (section.generatedOffset.generatedLine - 1), - generatedColumn: mapping.generatedColumn + - (section.generatedOffset.generatedLine === mapping.generatedLine - ? section.generatedOffset.generatedColumn - 1 - : 0), - originalLine: mapping.originalLine, - originalColumn: mapping.originalColumn, - name: name - }; - - this.__generatedMappings.push(adjustedMapping); - if (typeof adjustedMapping.originalLine === 'number') { - this.__originalMappings.push(adjustedMapping); - } - } - } - - quickSort(this.__generatedMappings, util.compareByGeneratedPositionsDeflated); - quickSort(this.__originalMappings, util.compareByOriginalPositions); - }; - -exports.IndexedSourceMapConsumer = IndexedSourceMapConsumer; - -},{"./array-set":2,"./base64-vlq":3,"./binary-search":5,"./quick-sort":7,"./util":11}],9:[function(require,module,exports){ -/* -*- Mode: js; js-indent-level: 2; -*- */ -/* - * Copyright 2011 Mozilla Foundation and contributors - * Licensed under the New BSD license. See LICENSE or: - * http://opensource.org/licenses/BSD-3-Clause - */ - -var base64VLQ = require('./base64-vlq'); -var util = require('./util'); -var ArraySet = require('./array-set').ArraySet; -var MappingList = require('./mapping-list').MappingList; - -/** - * An instance of the SourceMapGenerator represents a source map which is - * being built incrementally. You may pass an object with the following - * properties: - * - * - file: The filename of the generated source. - * - sourceRoot: A root for all relative URLs in this source map. - */ -function SourceMapGenerator(aArgs) { - if (!aArgs) { - aArgs = {}; - } - this._file = util.getArg(aArgs, 'file', null); - this._sourceRoot = util.getArg(aArgs, 'sourceRoot', null); - this._skipValidation = util.getArg(aArgs, 'skipValidation', false); - this._sources = new ArraySet(); - this._names = new ArraySet(); - this._mappings = new MappingList(); - this._sourcesContents = null; -} - -SourceMapGenerator.prototype._version = 3; - -/** - * Creates a new SourceMapGenerator based on a SourceMapConsumer - * - * @param aSourceMapConsumer The SourceMap. - */ -SourceMapGenerator.fromSourceMap = - function SourceMapGenerator_fromSourceMap(aSourceMapConsumer) { - var sourceRoot = aSourceMapConsumer.sourceRoot; - var generator = new SourceMapGenerator({ - file: aSourceMapConsumer.file, - sourceRoot: sourceRoot - }); - aSourceMapConsumer.eachMapping(function (mapping) { - var newMapping = { - generated: { - line: mapping.generatedLine, - column: mapping.generatedColumn - } - }; - - if (mapping.source != null) { - newMapping.source = mapping.source; - if (sourceRoot != null) { - newMapping.source = util.relative(sourceRoot, newMapping.source); - } - - newMapping.original = { - line: mapping.originalLine, - column: mapping.originalColumn - }; - - if (mapping.name != null) { - newMapping.name = mapping.name; - } - } - - generator.addMapping(newMapping); - }); - aSourceMapConsumer.sources.forEach(function (sourceFile) { - var sourceRelative = sourceFile; - if (sourceRoot !== null) { - sourceRelative = util.relative(sourceRoot, sourceFile); - } - - if (!generator._sources.has(sourceRelative)) { - generator._sources.add(sourceRelative); - } - - var content = aSourceMapConsumer.sourceContentFor(sourceFile); - if (content != null) { - generator.setSourceContent(sourceFile, content); - } - }); - return generator; - }; - -/** - * Add a single mapping from original source line and column to the generated - * source's line and column for this source map being created. The mapping - * object should have the following properties: - * - * - generated: An object with the generated line and column positions. - * - original: An object with the original line and column positions. - * - source: The original source file (relative to the sourceRoot). - * - name: An optional original token name for this mapping. - */ -SourceMapGenerator.prototype.addMapping = - function SourceMapGenerator_addMapping(aArgs) { - var generated = util.getArg(aArgs, 'generated'); - var original = util.getArg(aArgs, 'original', null); - var source = util.getArg(aArgs, 'source', null); - var name = util.getArg(aArgs, 'name', null); - - if (!this._skipValidation) { - this._validateMapping(generated, original, source, name); - } - - if (source != null) { - source = String(source); - if (!this._sources.has(source)) { - this._sources.add(source); - } - } - - if (name != null) { - name = String(name); - if (!this._names.has(name)) { - this._names.add(name); - } - } - - this._mappings.add({ - generatedLine: generated.line, - generatedColumn: generated.column, - originalLine: original != null && original.line, - originalColumn: original != null && original.column, - source: source, - name: name - }); - }; - -/** - * Set the source content for a source file. - */ -SourceMapGenerator.prototype.setSourceContent = - function SourceMapGenerator_setSourceContent(aSourceFile, aSourceContent) { - var source = aSourceFile; - if (this._sourceRoot != null) { - source = util.relative(this._sourceRoot, source); - } - - if (aSourceContent != null) { - // Add the source content to the _sourcesContents map. - // Create a new _sourcesContents map if the property is null. - if (!this._sourcesContents) { - this._sourcesContents = Object.create(null); - } - this._sourcesContents[util.toSetString(source)] = aSourceContent; - } else if (this._sourcesContents) { - // Remove the source file from the _sourcesContents map. - // If the _sourcesContents map is empty, set the property to null. - delete this._sourcesContents[util.toSetString(source)]; - if (Object.keys(this._sourcesContents).length === 0) { - this._sourcesContents = null; - } - } - }; - -/** - * Applies the mappings of a sub-source-map for a specific source file to the - * source map being generated. Each mapping to the supplied source file is - * rewritten using the supplied source map. Note: The resolution for the - * resulting mappings is the minimium of this map and the supplied map. - * - * @param aSourceMapConsumer The source map to be applied. - * @param aSourceFile Optional. The filename of the source file. - * If omitted, SourceMapConsumer's file property will be used. - * @param aSourceMapPath Optional. The dirname of the path to the source map - * to be applied. If relative, it is relative to the SourceMapConsumer. - * This parameter is needed when the two source maps aren't in the same - * directory, and the source map to be applied contains relative source - * paths. If so, those relative source paths need to be rewritten - * relative to the SourceMapGenerator. - */ -SourceMapGenerator.prototype.applySourceMap = - function SourceMapGenerator_applySourceMap(aSourceMapConsumer, aSourceFile, aSourceMapPath) { - var sourceFile = aSourceFile; - // If aSourceFile is omitted, we will use the file property of the SourceMap - if (aSourceFile == null) { - if (aSourceMapConsumer.file == null) { - throw new Error( - 'SourceMapGenerator.prototype.applySourceMap requires either an explicit source file, ' + - 'or the source map\'s "file" property. Both were omitted.' - ); - } - sourceFile = aSourceMapConsumer.file; - } - var sourceRoot = this._sourceRoot; - // Make "sourceFile" relative if an absolute Url is passed. - if (sourceRoot != null) { - sourceFile = util.relative(sourceRoot, sourceFile); - } - // Applying the SourceMap can add and remove items from the sources and - // the names array. - var newSources = new ArraySet(); - var newNames = new ArraySet(); - - // Find mappings for the "sourceFile" - this._mappings.unsortedForEach(function (mapping) { - if (mapping.source === sourceFile && mapping.originalLine != null) { - // Check if it can be mapped by the source map, then update the mapping. - var original = aSourceMapConsumer.originalPositionFor({ - line: mapping.originalLine, - column: mapping.originalColumn - }); - if (original.source != null) { - // Copy mapping - mapping.source = original.source; - if (aSourceMapPath != null) { - mapping.source = util.join(aSourceMapPath, mapping.source) - } - if (sourceRoot != null) { - mapping.source = util.relative(sourceRoot, mapping.source); - } - mapping.originalLine = original.line; - mapping.originalColumn = original.column; - if (original.name != null) { - mapping.name = original.name; - } - } - } - - var source = mapping.source; - if (source != null && !newSources.has(source)) { - newSources.add(source); - } - - var name = mapping.name; - if (name != null && !newNames.has(name)) { - newNames.add(name); - } - - }, this); - this._sources = newSources; - this._names = newNames; - - // Copy sourcesContents of applied map. - aSourceMapConsumer.sources.forEach(function (sourceFile) { - var content = aSourceMapConsumer.sourceContentFor(sourceFile); - if (content != null) { - if (aSourceMapPath != null) { - sourceFile = util.join(aSourceMapPath, sourceFile); - } - if (sourceRoot != null) { - sourceFile = util.relative(sourceRoot, sourceFile); - } - this.setSourceContent(sourceFile, content); - } - }, this); - }; - -/** - * A mapping can have one of the three levels of data: - * - * 1. Just the generated position. - * 2. The Generated position, original position, and original source. - * 3. Generated and original position, original source, as well as a name - * token. - * - * To maintain consistency, we validate that any new mapping being added falls - * in to one of these categories. - */ -SourceMapGenerator.prototype._validateMapping = - function SourceMapGenerator_validateMapping(aGenerated, aOriginal, aSource, - aName) { - // When aOriginal is truthy but has empty values for .line and .column, - // it is most likely a programmer error. In this case we throw a very - // specific error message to try to guide them the right way. - // For example: https://github.com/Polymer/polymer-bundler/pull/519 - if (aOriginal && typeof aOriginal.line !== 'number' && typeof aOriginal.column !== 'number') { - throw new Error( - 'original.line and original.column are not numbers -- you probably meant to omit ' + - 'the original mapping entirely and only map the generated position. If so, pass ' + - 'null for the original mapping instead of an object with empty or null values.' - ); - } - - if (aGenerated && 'line' in aGenerated && 'column' in aGenerated - && aGenerated.line > 0 && aGenerated.column >= 0 - && !aOriginal && !aSource && !aName) { - // Case 1. - return; - } - else if (aGenerated && 'line' in aGenerated && 'column' in aGenerated - && aOriginal && 'line' in aOriginal && 'column' in aOriginal - && aGenerated.line > 0 && aGenerated.column >= 0 - && aOriginal.line > 0 && aOriginal.column >= 0 - && aSource) { - // Cases 2 and 3. - return; - } - else { - throw new Error('Invalid mapping: ' + JSON.stringify({ - generated: aGenerated, - source: aSource, - original: aOriginal, - name: aName - })); - } - }; - -/** - * Serialize the accumulated mappings in to the stream of base 64 VLQs - * specified by the source map format. - */ -SourceMapGenerator.prototype._serializeMappings = - function SourceMapGenerator_serializeMappings() { - var previousGeneratedColumn = 0; - var previousGeneratedLine = 1; - var previousOriginalColumn = 0; - var previousOriginalLine = 0; - var previousName = 0; - var previousSource = 0; - var result = ''; - var next; - var mapping; - var nameIdx; - var sourceIdx; - - var mappings = this._mappings.toArray(); - for (var i = 0, len = mappings.length; i < len; i++) { - mapping = mappings[i]; - next = '' - - if (mapping.generatedLine !== previousGeneratedLine) { - previousGeneratedColumn = 0; - while (mapping.generatedLine !== previousGeneratedLine) { - next += ';'; - previousGeneratedLine++; - } - } - else { - if (i > 0) { - if (!util.compareByGeneratedPositionsInflated(mapping, mappings[i - 1])) { - continue; - } - next += ','; - } - } - - next += base64VLQ.encode(mapping.generatedColumn - - previousGeneratedColumn); - previousGeneratedColumn = mapping.generatedColumn; - - if (mapping.source != null) { - sourceIdx = this._sources.indexOf(mapping.source); - next += base64VLQ.encode(sourceIdx - previousSource); - previousSource = sourceIdx; - - // lines are stored 0-based in SourceMap spec version 3 - next += base64VLQ.encode(mapping.originalLine - 1 - - previousOriginalLine); - previousOriginalLine = mapping.originalLine - 1; - - next += base64VLQ.encode(mapping.originalColumn - - previousOriginalColumn); - previousOriginalColumn = mapping.originalColumn; - - if (mapping.name != null) { - nameIdx = this._names.indexOf(mapping.name); - next += base64VLQ.encode(nameIdx - previousName); - previousName = nameIdx; - } - } - - result += next; - } - - return result; - }; - -SourceMapGenerator.prototype._generateSourcesContent = - function SourceMapGenerator_generateSourcesContent(aSources, aSourceRoot) { - return aSources.map(function (source) { - if (!this._sourcesContents) { - return null; - } - if (aSourceRoot != null) { - source = util.relative(aSourceRoot, source); - } - var key = util.toSetString(source); - return Object.prototype.hasOwnProperty.call(this._sourcesContents, key) - ? this._sourcesContents[key] - : null; - }, this); - }; - -/** - * Externalize the source map. - */ -SourceMapGenerator.prototype.toJSON = - function SourceMapGenerator_toJSON() { - var map = { - version: this._version, - sources: this._sources.toArray(), - names: this._names.toArray(), - mappings: this._serializeMappings() - }; - if (this._file != null) { - map.file = this._file; - } - if (this._sourceRoot != null) { - map.sourceRoot = this._sourceRoot; - } - if (this._sourcesContents) { - map.sourcesContent = this._generateSourcesContent(map.sources, map.sourceRoot); - } - - return map; - }; - -/** - * Render the source map being generated to a string. - */ -SourceMapGenerator.prototype.toString = - function SourceMapGenerator_toString() { - return JSON.stringify(this.toJSON()); - }; - -exports.SourceMapGenerator = SourceMapGenerator; - -},{"./array-set":2,"./base64-vlq":3,"./mapping-list":6,"./util":11}],10:[function(require,module,exports){ -/* -*- Mode: js; js-indent-level: 2; -*- */ -/* - * Copyright 2011 Mozilla Foundation and contributors - * Licensed under the New BSD license. See LICENSE or: - * http://opensource.org/licenses/BSD-3-Clause - */ - -var SourceMapGenerator = require('./source-map-generator').SourceMapGenerator; -var util = require('./util'); - -// Matches a Windows-style `\r\n` newline or a `\n` newline used by all other -// operating systems these days (capturing the result). -var REGEX_NEWLINE = /(\r?\n)/; - -// Newline character code for charCodeAt() comparisons -var NEWLINE_CODE = 10; - -// Private symbol for identifying `SourceNode`s when multiple versions of -// the source-map library are loaded. This MUST NOT CHANGE across -// versions! -var isSourceNode = "$$$isSourceNode$$$"; - -/** - * SourceNodes provide a way to abstract over interpolating/concatenating - * snippets of generated JavaScript source code while maintaining the line and - * column information associated with the original source code. - * - * @param aLine The original line number. - * @param aColumn The original column number. - * @param aSource The original source's filename. - * @param aChunks Optional. An array of strings which are snippets of - * generated JS, or other SourceNodes. - * @param aName The original identifier. - */ -function SourceNode(aLine, aColumn, aSource, aChunks, aName) { - this.children = []; - this.sourceContents = {}; - this.line = aLine == null ? null : aLine; - this.column = aColumn == null ? null : aColumn; - this.source = aSource == null ? null : aSource; - this.name = aName == null ? null : aName; - this[isSourceNode] = true; - if (aChunks != null) this.add(aChunks); -} - -/** - * Creates a SourceNode from generated code and a SourceMapConsumer. - * - * @param aGeneratedCode The generated code - * @param aSourceMapConsumer The SourceMap for the generated code - * @param aRelativePath Optional. The path that relative sources in the - * SourceMapConsumer should be relative to. - */ -SourceNode.fromStringWithSourceMap = - function SourceNode_fromStringWithSourceMap(aGeneratedCode, aSourceMapConsumer, aRelativePath) { - // The SourceNode we want to fill with the generated code - // and the SourceMap - var node = new SourceNode(); - - // All even indices of this array are one line of the generated code, - // while all odd indices are the newlines between two adjacent lines - // (since `REGEX_NEWLINE` captures its match). - // Processed fragments are accessed by calling `shiftNextLine`. - var remainingLines = aGeneratedCode.split(REGEX_NEWLINE); - var remainingLinesIndex = 0; - var shiftNextLine = function() { - var lineContents = getNextLine(); - // The last line of a file might not have a newline. - var newLine = getNextLine() || ""; - return lineContents + newLine; - - function getNextLine() { - return remainingLinesIndex < remainingLines.length ? - remainingLines[remainingLinesIndex++] : undefined; - } - }; - - // We need to remember the position of "remainingLines" - var lastGeneratedLine = 1, lastGeneratedColumn = 0; - - // The generate SourceNodes we need a code range. - // To extract it current and last mapping is used. - // Here we store the last mapping. - var lastMapping = null; - - aSourceMapConsumer.eachMapping(function (mapping) { - if (lastMapping !== null) { - // We add the code from "lastMapping" to "mapping": - // First check if there is a new line in between. - if (lastGeneratedLine < mapping.generatedLine) { - // Associate first line with "lastMapping" - addMappingWithCode(lastMapping, shiftNextLine()); - lastGeneratedLine++; - lastGeneratedColumn = 0; - // The remaining code is added without mapping - } else { - // There is no new line in between. - // Associate the code between "lastGeneratedColumn" and - // "mapping.generatedColumn" with "lastMapping" - var nextLine = remainingLines[remainingLinesIndex] || ''; - var code = nextLine.substr(0, mapping.generatedColumn - - lastGeneratedColumn); - remainingLines[remainingLinesIndex] = nextLine.substr(mapping.generatedColumn - - lastGeneratedColumn); - lastGeneratedColumn = mapping.generatedColumn; - addMappingWithCode(lastMapping, code); - // No more remaining code, continue - lastMapping = mapping; - return; - } - } - // We add the generated code until the first mapping - // to the SourceNode without any mapping. - // Each line is added as separate string. - while (lastGeneratedLine < mapping.generatedLine) { - node.add(shiftNextLine()); - lastGeneratedLine++; - } - if (lastGeneratedColumn < mapping.generatedColumn) { - var nextLine = remainingLines[remainingLinesIndex] || ''; - node.add(nextLine.substr(0, mapping.generatedColumn)); - remainingLines[remainingLinesIndex] = nextLine.substr(mapping.generatedColumn); - lastGeneratedColumn = mapping.generatedColumn; - } - lastMapping = mapping; - }, this); - // We have processed all mappings. - if (remainingLinesIndex < remainingLines.length) { - if (lastMapping) { - // Associate the remaining code in the current line with "lastMapping" - addMappingWithCode(lastMapping, shiftNextLine()); - } - // and add the remaining lines without any mapping - node.add(remainingLines.splice(remainingLinesIndex).join("")); - } - - // Copy sourcesContent into SourceNode - aSourceMapConsumer.sources.forEach(function (sourceFile) { - var content = aSourceMapConsumer.sourceContentFor(sourceFile); - if (content != null) { - if (aRelativePath != null) { - sourceFile = util.join(aRelativePath, sourceFile); - } - node.setSourceContent(sourceFile, content); - } - }); - - return node; - - function addMappingWithCode(mapping, code) { - if (mapping === null || mapping.source === undefined) { - node.add(code); - } else { - var source = aRelativePath - ? util.join(aRelativePath, mapping.source) - : mapping.source; - node.add(new SourceNode(mapping.originalLine, - mapping.originalColumn, - source, - code, - mapping.name)); - } - } - }; - -/** - * Add a chunk of generated JS to this source node. - * - * @param aChunk A string snippet of generated JS code, another instance of - * SourceNode, or an array where each member is one of those things. - */ -SourceNode.prototype.add = function SourceNode_add(aChunk) { - if (Array.isArray(aChunk)) { - aChunk.forEach(function (chunk) { - this.add(chunk); - }, this); - } - else if (aChunk[isSourceNode] || typeof aChunk === "string") { - if (aChunk) { - this.children.push(aChunk); - } - } - else { - throw new TypeError( - "Expected a SourceNode, string, or an array of SourceNodes and strings. Got " + aChunk - ); - } - return this; -}; - -/** - * Add a chunk of generated JS to the beginning of this source node. - * - * @param aChunk A string snippet of generated JS code, another instance of - * SourceNode, or an array where each member is one of those things. - */ -SourceNode.prototype.prepend = function SourceNode_prepend(aChunk) { - if (Array.isArray(aChunk)) { - for (var i = aChunk.length-1; i >= 0; i--) { - this.prepend(aChunk[i]); - } - } - else if (aChunk[isSourceNode] || typeof aChunk === "string") { - this.children.unshift(aChunk); - } - else { - throw new TypeError( - "Expected a SourceNode, string, or an array of SourceNodes and strings. Got " + aChunk - ); - } - return this; -}; - -/** - * Walk over the tree of JS snippets in this node and its children. The - * walking function is called once for each snippet of JS and is passed that - * snippet and the its original associated source's line/column location. - * - * @param aFn The traversal function. - */ -SourceNode.prototype.walk = function SourceNode_walk(aFn) { - var chunk; - for (var i = 0, len = this.children.length; i < len; i++) { - chunk = this.children[i]; - if (chunk[isSourceNode]) { - chunk.walk(aFn); - } - else { - if (chunk !== '') { - aFn(chunk, { source: this.source, - line: this.line, - column: this.column, - name: this.name }); - } - } - } -}; - -/** - * Like `String.prototype.join` except for SourceNodes. Inserts `aStr` between - * each of `this.children`. - * - * @param aSep The separator. - */ -SourceNode.prototype.join = function SourceNode_join(aSep) { - var newChildren; - var i; - var len = this.children.length; - if (len > 0) { - newChildren = []; - for (i = 0; i < len-1; i++) { - newChildren.push(this.children[i]); - newChildren.push(aSep); - } - newChildren.push(this.children[i]); - this.children = newChildren; - } - return this; -}; - -/** - * Call String.prototype.replace on the very right-most source snippet. Useful - * for trimming whitespace from the end of a source node, etc. - * - * @param aPattern The pattern to replace. - * @param aReplacement The thing to replace the pattern with. - */ -SourceNode.prototype.replaceRight = function SourceNode_replaceRight(aPattern, aReplacement) { - var lastChild = this.children[this.children.length - 1]; - if (lastChild[isSourceNode]) { - lastChild.replaceRight(aPattern, aReplacement); - } - else if (typeof lastChild === 'string') { - this.children[this.children.length - 1] = lastChild.replace(aPattern, aReplacement); - } - else { - this.children.push(''.replace(aPattern, aReplacement)); - } - return this; -}; - -/** - * Set the source content for a source file. This will be added to the SourceMapGenerator - * in the sourcesContent field. - * - * @param aSourceFile The filename of the source file - * @param aSourceContent The content of the source file - */ -SourceNode.prototype.setSourceContent = - function SourceNode_setSourceContent(aSourceFile, aSourceContent) { - this.sourceContents[util.toSetString(aSourceFile)] = aSourceContent; - }; - -/** - * Walk over the tree of SourceNodes. The walking function is called for each - * source file content and is passed the filename and source content. - * - * @param aFn The traversal function. - */ -SourceNode.prototype.walkSourceContents = - function SourceNode_walkSourceContents(aFn) { - for (var i = 0, len = this.children.length; i < len; i++) { - if (this.children[i][isSourceNode]) { - this.children[i].walkSourceContents(aFn); - } - } - - var sources = Object.keys(this.sourceContents); - for (var i = 0, len = sources.length; i < len; i++) { - aFn(util.fromSetString(sources[i]), this.sourceContents[sources[i]]); - } - }; - -/** - * Return the string representation of this source node. Walks over the tree - * and concatenates all the various snippets together to one string. - */ -SourceNode.prototype.toString = function SourceNode_toString() { - var str = ""; - this.walk(function (chunk) { - str += chunk; - }); - return str; -}; - -/** - * Returns the string representation of this source node along with a source - * map. - */ -SourceNode.prototype.toStringWithSourceMap = function SourceNode_toStringWithSourceMap(aArgs) { - var generated = { - code: "", - line: 1, - column: 0 - }; - var map = new SourceMapGenerator(aArgs); - var sourceMappingActive = false; - var lastOriginalSource = null; - var lastOriginalLine = null; - var lastOriginalColumn = null; - var lastOriginalName = null; - this.walk(function (chunk, original) { - generated.code += chunk; - if (original.source !== null - && original.line !== null - && original.column !== null) { - if(lastOriginalSource !== original.source - || lastOriginalLine !== original.line - || lastOriginalColumn !== original.column - || lastOriginalName !== original.name) { - map.addMapping({ - source: original.source, - original: { - line: original.line, - column: original.column - }, - generated: { - line: generated.line, - column: generated.column - }, - name: original.name - }); - } - lastOriginalSource = original.source; - lastOriginalLine = original.line; - lastOriginalColumn = original.column; - lastOriginalName = original.name; - sourceMappingActive = true; - } else if (sourceMappingActive) { - map.addMapping({ - generated: { - line: generated.line, - column: generated.column - } - }); - lastOriginalSource = null; - sourceMappingActive = false; - } - for (var idx = 0, length = chunk.length; idx < length; idx++) { - if (chunk.charCodeAt(idx) === NEWLINE_CODE) { - generated.line++; - generated.column = 0; - // Mappings end at eol - if (idx + 1 === length) { - lastOriginalSource = null; - sourceMappingActive = false; - } else if (sourceMappingActive) { - map.addMapping({ - source: original.source, - original: { - line: original.line, - column: original.column - }, - generated: { - line: generated.line, - column: generated.column - }, - name: original.name - }); - } - } else { - generated.column++; - } - } - }); - this.walkSourceContents(function (sourceFile, sourceContent) { - map.setSourceContent(sourceFile, sourceContent); - }); - - return { code: generated.code, map: map }; -}; - -exports.SourceNode = SourceNode; - -},{"./source-map-generator":9,"./util":11}],11:[function(require,module,exports){ -/* -*- Mode: js; js-indent-level: 2; -*- */ -/* - * Copyright 2011 Mozilla Foundation and contributors - * Licensed under the New BSD license. See LICENSE or: - * http://opensource.org/licenses/BSD-3-Clause - */ - -/** - * This is a helper function for getting values from parameter/options - * objects. - * - * @param args The object we are extracting values from - * @param name The name of the property we are getting. - * @param defaultValue An optional value to return if the property is missing - * from the object. If this is not specified and the property is missing, an - * error will be thrown. - */ -function getArg(aArgs, aName, aDefaultValue) { - if (aName in aArgs) { - return aArgs[aName]; - } else if (arguments.length === 3) { - return aDefaultValue; - } else { - throw new Error('"' + aName + '" is a required argument.'); - } -} -exports.getArg = getArg; - -var urlRegexp = /^(?:([\w+\-.]+):)?\/\/(?:(\w+:\w+)@)?([\w.-]*)(?::(\d+))?(.*)$/; -var dataUrlRegexp = /^data:.+\,.+$/; - -function urlParse(aUrl) { - var match = aUrl.match(urlRegexp); - if (!match) { - return null; - } - return { - scheme: match[1], - auth: match[2], - host: match[3], - port: match[4], - path: match[5] - }; -} -exports.urlParse = urlParse; - -function urlGenerate(aParsedUrl) { - var url = ''; - if (aParsedUrl.scheme) { - url += aParsedUrl.scheme + ':'; - } - url += '//'; - if (aParsedUrl.auth) { - url += aParsedUrl.auth + '@'; - } - if (aParsedUrl.host) { - url += aParsedUrl.host; - } - if (aParsedUrl.port) { - url += ":" + aParsedUrl.port - } - if (aParsedUrl.path) { - url += aParsedUrl.path; - } - return url; -} -exports.urlGenerate = urlGenerate; - -/** - * Normalizes a path, or the path portion of a URL: - * - * - Replaces consecutive slashes with one slash. - * - Removes unnecessary '.' parts. - * - Removes unnecessary '/..' parts. - * - * Based on code in the Node.js 'path' core module. - * - * @param aPath The path or url to normalize. - */ -function normalize(aPath) { - var path = aPath; - var url = urlParse(aPath); - if (url) { - if (!url.path) { - return aPath; - } - path = url.path; - } - var isAbsolute = exports.isAbsolute(path); - - var parts = path.split(/\/+/); - for (var part, up = 0, i = parts.length - 1; i >= 0; i--) { - part = parts[i]; - if (part === '.') { - parts.splice(i, 1); - } else if (part === '..') { - up++; - } else if (up > 0) { - if (part === '') { - // The first part is blank if the path is absolute. Trying to go - // above the root is a no-op. Therefore we can remove all '..' parts - // directly after the root. - parts.splice(i + 1, up); - up = 0; - } else { - parts.splice(i, 2); - up--; - } - } - } - path = parts.join('/'); - - if (path === '') { - path = isAbsolute ? '/' : '.'; - } - - if (url) { - url.path = path; - return urlGenerate(url); - } - return path; -} -exports.normalize = normalize; - -/** - * Joins two paths/URLs. - * - * @param aRoot The root path or URL. - * @param aPath The path or URL to be joined with the root. - * - * - If aPath is a URL or a data URI, aPath is returned, unless aPath is a - * scheme-relative URL: Then the scheme of aRoot, if any, is prepended - * first. - * - Otherwise aPath is a path. If aRoot is a URL, then its path portion - * is updated with the result and aRoot is returned. Otherwise the result - * is returned. - * - If aPath is absolute, the result is aPath. - * - Otherwise the two paths are joined with a slash. - * - Joining for example 'http://' and 'www.example.com' is also supported. - */ -function join(aRoot, aPath) { - if (aRoot === "") { - aRoot = "."; - } - if (aPath === "") { - aPath = "."; - } - var aPathUrl = urlParse(aPath); - var aRootUrl = urlParse(aRoot); - if (aRootUrl) { - aRoot = aRootUrl.path || '/'; - } - - // `join(foo, '//www.example.org')` - if (aPathUrl && !aPathUrl.scheme) { - if (aRootUrl) { - aPathUrl.scheme = aRootUrl.scheme; - } - return urlGenerate(aPathUrl); - } - - if (aPathUrl || aPath.match(dataUrlRegexp)) { - return aPath; - } - - // `join('http://', 'www.example.com')` - if (aRootUrl && !aRootUrl.host && !aRootUrl.path) { - aRootUrl.host = aPath; - return urlGenerate(aRootUrl); - } - - var joined = aPath.charAt(0) === '/' - ? aPath - : normalize(aRoot.replace(/\/+$/, '') + '/' + aPath); - - if (aRootUrl) { - aRootUrl.path = joined; - return urlGenerate(aRootUrl); - } - return joined; -} -exports.join = join; - -exports.isAbsolute = function (aPath) { - return aPath.charAt(0) === '/' || urlRegexp.test(aPath); -}; - -/** - * Make a path relative to a URL or another path. - * - * @param aRoot The root path or URL. - * @param aPath The path or URL to be made relative to aRoot. - */ -function relative(aRoot, aPath) { - if (aRoot === "") { - aRoot = "."; - } - - aRoot = aRoot.replace(/\/$/, ''); - - // It is possible for the path to be above the root. In this case, simply - // checking whether the root is a prefix of the path won't work. Instead, we - // need to remove components from the root one by one, until either we find - // a prefix that fits, or we run out of components to remove. - var level = 0; - while (aPath.indexOf(aRoot + '/') !== 0) { - var index = aRoot.lastIndexOf("/"); - if (index < 0) { - return aPath; - } - - // If the only part of the root that is left is the scheme (i.e. http://, - // file:///, etc.), one or more slashes (/), or simply nothing at all, we - // have exhausted all components, so the path is not relative to the root. - aRoot = aRoot.slice(0, index); - if (aRoot.match(/^([^\/]+:\/)?\/*$/)) { - return aPath; - } - - ++level; - } - - // Make sure we add a "../" for each component we removed from the root. - return Array(level + 1).join("../") + aPath.substr(aRoot.length + 1); -} -exports.relative = relative; - -var supportsNullProto = (function () { - var obj = Object.create(null); - return !('__proto__' in obj); -}()); - -function identity (s) { - return s; -} - -/** - * Because behavior goes wacky when you set `__proto__` on objects, we - * have to prefix all the strings in our set with an arbitrary character. - * - * See https://github.com/mozilla/source-map/pull/31 and - * https://github.com/mozilla/source-map/issues/30 - * - * @param String aStr - */ -function toSetString(aStr) { - if (isProtoString(aStr)) { - return '$' + aStr; - } - - return aStr; -} -exports.toSetString = supportsNullProto ? identity : toSetString; - -function fromSetString(aStr) { - if (isProtoString(aStr)) { - return aStr.slice(1); - } - - return aStr; -} -exports.fromSetString = supportsNullProto ? identity : fromSetString; - -function isProtoString(s) { - if (!s) { - return false; - } - - var length = s.length; - - if (length < 9 /* "__proto__".length */) { - return false; - } - - if (s.charCodeAt(length - 1) !== 95 /* '_' */ || - s.charCodeAt(length - 2) !== 95 /* '_' */ || - s.charCodeAt(length - 3) !== 111 /* 'o' */ || - s.charCodeAt(length - 4) !== 116 /* 't' */ || - s.charCodeAt(length - 5) !== 111 /* 'o' */ || - s.charCodeAt(length - 6) !== 114 /* 'r' */ || - s.charCodeAt(length - 7) !== 112 /* 'p' */ || - s.charCodeAt(length - 8) !== 95 /* '_' */ || - s.charCodeAt(length - 9) !== 95 /* '_' */) { - return false; - } - - for (var i = length - 10; i >= 0; i--) { - if (s.charCodeAt(i) !== 36 /* '$' */) { - return false; - } - } - - return true; -} - -/** - * Comparator between two mappings where the original positions are compared. - * - * Optionally pass in `true` as `onlyCompareGenerated` to consider two - * mappings with the same original source/line/column, but different generated - * line and column the same. Useful when searching for a mapping with a - * stubbed out mapping. - */ -function compareByOriginalPositions(mappingA, mappingB, onlyCompareOriginal) { - var cmp = strcmp(mappingA.source, mappingB.source); - if (cmp !== 0) { - return cmp; - } - - cmp = mappingA.originalLine - mappingB.originalLine; - if (cmp !== 0) { - return cmp; - } - - cmp = mappingA.originalColumn - mappingB.originalColumn; - if (cmp !== 0 || onlyCompareOriginal) { - return cmp; - } - - cmp = mappingA.generatedColumn - mappingB.generatedColumn; - if (cmp !== 0) { - return cmp; - } - - cmp = mappingA.generatedLine - mappingB.generatedLine; - if (cmp !== 0) { - return cmp; - } - - return strcmp(mappingA.name, mappingB.name); -} -exports.compareByOriginalPositions = compareByOriginalPositions; - -/** - * Comparator between two mappings with deflated source and name indices where - * the generated positions are compared. - * - * Optionally pass in `true` as `onlyCompareGenerated` to consider two - * mappings with the same generated line and column, but different - * source/name/original line and column the same. Useful when searching for a - * mapping with a stubbed out mapping. - */ -function compareByGeneratedPositionsDeflated(mappingA, mappingB, onlyCompareGenerated) { - var cmp = mappingA.generatedLine - mappingB.generatedLine; - if (cmp !== 0) { - return cmp; - } - - cmp = mappingA.generatedColumn - mappingB.generatedColumn; - if (cmp !== 0 || onlyCompareGenerated) { - return cmp; - } - - cmp = strcmp(mappingA.source, mappingB.source); - if (cmp !== 0) { - return cmp; - } - - cmp = mappingA.originalLine - mappingB.originalLine; - if (cmp !== 0) { - return cmp; - } - - cmp = mappingA.originalColumn - mappingB.originalColumn; - if (cmp !== 0) { - return cmp; - } - - return strcmp(mappingA.name, mappingB.name); -} -exports.compareByGeneratedPositionsDeflated = compareByGeneratedPositionsDeflated; - -function strcmp(aStr1, aStr2) { - if (aStr1 === aStr2) { - return 0; - } - - if (aStr1 === null) { - return 1; // aStr2 !== null - } - - if (aStr2 === null) { - return -1; // aStr1 !== null - } - - if (aStr1 > aStr2) { - return 1; - } - - return -1; -} - -/** - * Comparator between two mappings with inflated source and name strings where - * the generated positions are compared. - */ -function compareByGeneratedPositionsInflated(mappingA, mappingB) { - var cmp = mappingA.generatedLine - mappingB.generatedLine; - if (cmp !== 0) { - return cmp; - } - - cmp = mappingA.generatedColumn - mappingB.generatedColumn; - if (cmp !== 0) { - return cmp; - } - - cmp = strcmp(mappingA.source, mappingB.source); - if (cmp !== 0) { - return cmp; - } - - cmp = mappingA.originalLine - mappingB.originalLine; - if (cmp !== 0) { - return cmp; - } - - cmp = mappingA.originalColumn - mappingB.originalColumn; - if (cmp !== 0) { - return cmp; - } - - return strcmp(mappingA.name, mappingB.name); -} -exports.compareByGeneratedPositionsInflated = compareByGeneratedPositionsInflated; - -/** - * Strip any JSON XSSI avoidance prefix from the string (as documented - * in the source maps specification), and then parse the string as - * JSON. - */ -function parseSourceMapInput(str) { - return JSON.parse(str.replace(/^\)]}'[^\n]*\n/, '')); -} -exports.parseSourceMapInput = parseSourceMapInput; - -/** - * Compute the URL of a source given the the source root, the source's - * URL, and the source map's URL. - */ -function computeSourceURL(sourceRoot, sourceURL, sourceMapURL) { - sourceURL = sourceURL || ''; - - if (sourceRoot) { - // This follows what Chrome does. - if (sourceRoot[sourceRoot.length - 1] !== '/' && sourceURL[0] !== '/') { - sourceRoot += '/'; - } - // The spec says: - // Line 4: An optional source root, useful for relocating source - // files on a server or removing repeated values in the - // “sources” entry. This value is prepended to the individual - // entries in the “source” field. - sourceURL = sourceRoot + sourceURL; - } - - // Historically, SourceMapConsumer did not take the sourceMapURL as - // a parameter. This mode is still somewhat supported, which is why - // this code block is conditional. However, it's preferable to pass - // the source map URL to SourceMapConsumer, so that this function - // can implement the source URL resolution algorithm as outlined in - // the spec. This block is basically the equivalent of: - // new URL(sourceURL, sourceMapURL).toString() - // ... except it avoids using URL, which wasn't available in the - // older releases of node still supported by this library. - // - // The spec says: - // If the sources are not absolute URLs after prepending of the - // “sourceRoot”, the sources are resolved relative to the - // SourceMap (like resolving script src in a html document). - if (sourceMapURL) { - var parsed = urlParse(sourceMapURL); - if (!parsed) { - throw new Error("sourceMapURL could not be parsed"); - } - if (parsed.path) { - // Strip the last path component, but keep the "/". - var index = parsed.path.lastIndexOf('/'); - if (index >= 0) { - parsed.path = parsed.path.substring(0, index + 1); - } - } - sourceURL = join(urlGenerate(parsed), sourceURL); - } - - return normalize(sourceURL); -} -exports.computeSourceURL = computeSourceURL; - -},{}],12:[function(require,module,exports){ -/* - * Copyright 2009-2011 Mozilla Foundation and contributors - * Licensed under the New BSD license. See LICENSE.txt or: - * http://opensource.org/licenses/BSD-3-Clause - */ -exports.SourceMapGenerator = require('./lib/source-map-generator').SourceMapGenerator; -exports.SourceMapConsumer = require('./lib/source-map-consumer').SourceMapConsumer; -exports.SourceNode = require('./lib/source-node').SourceNode; - -},{"./lib/source-map-consumer":8,"./lib/source-map-generator":9,"./lib/source-node":10}],13:[function(require,module,exports){ -module.exports={ - "_from": "escodegen", - "_id": "escodegen@1.11.1", - "_inBundle": false, - "_integrity": "sha512-JwiqFD9KdGVVpeuRa68yU3zZnBEOcPs0nKW7wZzXky8Z7tffdYUHbe11bPCV5jYlK6DVdKLWLm0f5I/QlL0Kmw==", - "_location": "/escodegen", - "_phantomChildren": {}, - "_requested": { - "type": "tag", - "registry": true, - "raw": "escodegen", - "name": "escodegen", - "escapedName": "escodegen", - "rawSpec": "", - "saveSpec": null, - "fetchSpec": "latest" - }, - "_requiredBy": [ - "#USER", - "/" - ], - "_resolved": "https://registry.npmjs.org/escodegen/-/escodegen-1.11.1.tgz", - "_shasum": "c485ff8d6b4cdb89e27f4a856e91f118401ca510", - "_spec": "escodegen", - "_where": "/Users/kia/Codesmith/react-rewind/src/browser/chrome", - "bin": { - "esgenerate": "./bin/esgenerate.js", - "escodegen": "./bin/escodegen.js" - }, - "bugs": { - "url": "https://github.com/estools/escodegen/issues" - }, - "bundleDependencies": false, - "dependencies": { - "esprima": "^3.1.3", - "estraverse": "^4.2.0", - "esutils": "^2.0.2", - "optionator": "^0.8.1", - "source-map": "~0.6.1" - }, - "deprecated": false, - "description": "ECMAScript code generator", - "devDependencies": { - "acorn": "^4.0.4", - "bluebird": "^3.4.7", - "bower-registry-client": "^1.0.0", - "chai": "^3.5.0", - "commonjs-everywhere": "^0.9.7", - "gulp": "^3.8.10", - "gulp-eslint": "^3.0.1", - "gulp-mocha": "^3.0.1", - "semver": "^5.1.0" - }, - "engines": { - "node": ">=4.0" - }, - "files": [ - "LICENSE.BSD", - "README.md", - "bin", - "escodegen.js", - "package.json" - ], - "homepage": "http://github.com/estools/escodegen", - "license": "BSD-2-Clause", - "main": "escodegen.js", - "maintainers": [ - { - "name": "Yusuke Suzuki", - "email": "utatane.tea@gmail.com", - "url": "http://github.com/Constellation" - } - ], - "name": "escodegen", - "optionalDependencies": { - "source-map": "~0.6.1" - }, - "repository": { - "type": "git", - "url": "git+ssh://git@github.com/estools/escodegen.git" - }, - "scripts": { - "build": "cjsify -a path: tools/entry-point.js > escodegen.browser.js", - "build-min": "cjsify -ma path: tools/entry-point.js > escodegen.browser.min.js", - "lint": "gulp lint", - "release": "node tools/release.js", - "test": "gulp travis", - "unit-test": "gulp test" - }, - "version": "1.11.1" -} - -},{}],14:[function(require,module,exports){ -(function webpackUniversalModuleDefinition(root, factory) { -/* istanbul ignore next */ - if(typeof exports === 'object' && typeof module === 'object') - module.exports = factory(); 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IN NO EVENT SHALL BE LIABLE FOR ANY - DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND - ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - Object.defineProperty(exports, "__esModule", { value: true }); - var comment_handler_1 = __webpack_require__(1); - var jsx_parser_1 = __webpack_require__(3); - var parser_1 = __webpack_require__(8); - var tokenizer_1 = __webpack_require__(15); - function parse(code, options, delegate) { - var commentHandler = null; - var proxyDelegate = function (node, metadata) { - if (delegate) { - delegate(node, metadata); - } - if (commentHandler) { - commentHandler.visit(node, metadata); - } - }; - var parserDelegate = (typeof delegate === 'function') ? proxyDelegate : null; - var collectComment = false; - if (options) { - collectComment = (typeof options.comment === 'boolean' && options.comment); - var attachComment = (typeof options.attachComment === 'boolean' && options.attachComment); - if (collectComment || attachComment) { - commentHandler = new comment_handler_1.CommentHandler(); - commentHandler.attach = attachComment; - options.comment = true; - parserDelegate = proxyDelegate; - } - } - var isModule = false; - if (options && typeof options.sourceType === 'string') { - isModule = (options.sourceType === 'module'); - } - var parser; - if (options && typeof options.jsx === 'boolean' && options.jsx) { - parser = new jsx_parser_1.JSXParser(code, options, parserDelegate); - } - else { - parser = new parser_1.Parser(code, options, parserDelegate); - } - var program = isModule ? parser.parseModule() : parser.parseScript(); - var ast = program; - if (collectComment && commentHandler) { - ast.comments = commentHandler.comments; - } - if (parser.config.tokens) { - ast.tokens = parser.tokens; - } - if (parser.config.tolerant) { - ast.errors = parser.errorHandler.errors; - } - return ast; - } - exports.parse = parse; - function parseModule(code, options, delegate) { - var parsingOptions = options || {}; - parsingOptions.sourceType = 'module'; - return parse(code, parsingOptions, delegate); - } - exports.parseModule = parseModule; - function parseScript(code, options, delegate) { - var parsingOptions = options || {}; - parsingOptions.sourceType = 'script'; - return parse(code, parsingOptions, delegate); - } - exports.parseScript = parseScript; - function tokenize(code, options, delegate) { - var tokenizer = new tokenizer_1.Tokenizer(code, options); - var tokens; - tokens = []; - try { - while (true) { - var token = tokenizer.getNextToken(); - if (!token) { - break; - } - if (delegate) { - token = delegate(token); - } - tokens.push(token); - } - } - catch (e) { - tokenizer.errorHandler.tolerate(e); - } - if (tokenizer.errorHandler.tolerant) { - tokens.errors = tokenizer.errors(); - } - return tokens; - } - exports.tokenize = tokenize; - var syntax_1 = __webpack_require__(2); - exports.Syntax = syntax_1.Syntax; - // Sync with *.json manifests. - exports.version = '4.0.1'; - - -/***/ }, -/* 1 */ -/***/ function(module, exports, __webpack_require__) { - - "use strict"; - Object.defineProperty(exports, "__esModule", { value: true }); - var syntax_1 = __webpack_require__(2); - var CommentHandler = (function () { - function CommentHandler() { - this.attach = false; - this.comments = []; - this.stack = []; - this.leading = []; - this.trailing = []; - } - CommentHandler.prototype.insertInnerComments = function (node, metadata) { - // innnerComments for properties empty block - // `function a() {/** comments **\/}` - if (node.type === syntax_1.Syntax.BlockStatement && node.body.length === 0) { - var innerComments = []; - for (var i = this.leading.length - 1; i >= 0; --i) { - var entry = this.leading[i]; - if (metadata.end.offset >= entry.start) { - innerComments.unshift(entry.comment); - this.leading.splice(i, 1); - this.trailing.splice(i, 1); - } - } - if (innerComments.length) { - node.innerComments = innerComments; - } - } - }; - CommentHandler.prototype.findTrailingComments = function (metadata) { - var trailingComments = []; - if (this.trailing.length > 0) { - for (var i = this.trailing.length - 1; i >= 0; --i) { - var entry_1 = this.trailing[i]; - if (entry_1.start >= metadata.end.offset) { - trailingComments.unshift(entry_1.comment); - } - } - this.trailing.length = 0; - return trailingComments; - } - var entry = this.stack[this.stack.length - 1]; - if (entry && entry.node.trailingComments) { - var firstComment = entry.node.trailingComments[0]; - if (firstComment && firstComment.range[0] >= metadata.end.offset) { - trailingComments = entry.node.trailingComments; - delete entry.node.trailingComments; - } - } - return trailingComments; - }; - CommentHandler.prototype.findLeadingComments = function (metadata) { - var leadingComments = []; - var target; - while (this.stack.length > 0) { - var entry = this.stack[this.stack.length - 1]; - if (entry && entry.start >= metadata.start.offset) { - target = entry.node; - this.stack.pop(); - } - else { - break; - } - } - if (target) { - var count = target.leadingComments ? target.leadingComments.length : 0; - for (var i = count - 1; i >= 0; --i) { - var comment = target.leadingComments[i]; - if (comment.range[1] <= metadata.start.offset) { - leadingComments.unshift(comment); - target.leadingComments.splice(i, 1); - } - } - if (target.leadingComments && target.leadingComments.length === 0) { - delete target.leadingComments; - } - return leadingComments; - } - for (var i = this.leading.length - 1; i >= 0; --i) { - var entry = this.leading[i]; - if (entry.start <= metadata.start.offset) { - leadingComments.unshift(entry.comment); - this.leading.splice(i, 1); - } - } - return leadingComments; - }; - CommentHandler.prototype.visitNode = function (node, metadata) { - if (node.type === syntax_1.Syntax.Program && node.body.length > 0) { - return; - } - this.insertInnerComments(node, metadata); - var trailingComments = this.findTrailingComments(metadata); - var leadingComments = this.findLeadingComments(metadata); - if (leadingComments.length > 0) { - node.leadingComments = leadingComments; - } - if (trailingComments.length > 0) { - node.trailingComments = trailingComments; - } - this.stack.push({ - node: node, - start: metadata.start.offset - }); - }; - CommentHandler.prototype.visitComment = function (node, metadata) { - var type = (node.type[0] === 'L') ? 'Line' : 'Block'; - var comment = { - type: type, - value: node.value - }; - if (node.range) { - comment.range = node.range; - } - if (node.loc) { - comment.loc = node.loc; - } - this.comments.push(comment); - if (this.attach) { - var entry = { - comment: { - type: type, - value: node.value, - range: [metadata.start.offset, metadata.end.offset] - }, - start: metadata.start.offset - }; - if (node.loc) { - entry.comment.loc = node.loc; - } - node.type = type; - this.leading.push(entry); - this.trailing.push(entry); - } - }; - CommentHandler.prototype.visit = function (node, metadata) { - if (node.type === 'LineComment') { - this.visitComment(node, metadata); - } - else if (node.type === 'BlockComment') { - this.visitComment(node, metadata); - } - else if (this.attach) { - this.visitNode(node, metadata); - } - }; - return CommentHandler; - }()); - exports.CommentHandler = CommentHandler; - - -/***/ }, -/* 2 */ -/***/ function(module, exports) { - - "use strict"; - Object.defineProperty(exports, "__esModule", { value: true }); - exports.Syntax = { - AssignmentExpression: 'AssignmentExpression', - AssignmentPattern: 'AssignmentPattern', - ArrayExpression: 'ArrayExpression', - ArrayPattern: 'ArrayPattern', - ArrowFunctionExpression: 'ArrowFunctionExpression', - AwaitExpression: 'AwaitExpression', - BlockStatement: 'BlockStatement', - BinaryExpression: 'BinaryExpression', - BreakStatement: 'BreakStatement', - CallExpression: 'CallExpression', - CatchClause: 'CatchClause', - ClassBody: 'ClassBody', - ClassDeclaration: 'ClassDeclaration', - ClassExpression: 'ClassExpression', - ConditionalExpression: 'ConditionalExpression', - ContinueStatement: 'ContinueStatement', - DoWhileStatement: 'DoWhileStatement', - DebuggerStatement: 'DebuggerStatement', - EmptyStatement: 'EmptyStatement', - ExportAllDeclaration: 'ExportAllDeclaration', - ExportDefaultDeclaration: 'ExportDefaultDeclaration', - ExportNamedDeclaration: 'ExportNamedDeclaration', - ExportSpecifier: 'ExportSpecifier', - ExpressionStatement: 'ExpressionStatement', - ForStatement: 'ForStatement', - ForOfStatement: 'ForOfStatement', - ForInStatement: 'ForInStatement', - FunctionDeclaration: 'FunctionDeclaration', - FunctionExpression: 'FunctionExpression', - Identifier: 'Identifier', - IfStatement: 'IfStatement', - ImportDeclaration: 'ImportDeclaration', - ImportDefaultSpecifier: 'ImportDefaultSpecifier', - ImportNamespaceSpecifier: 'ImportNamespaceSpecifier', - ImportSpecifier: 'ImportSpecifier', - Literal: 'Literal', - LabeledStatement: 'LabeledStatement', - LogicalExpression: 'LogicalExpression', - MemberExpression: 'MemberExpression', - MetaProperty: 'MetaProperty', - MethodDefinition: 'MethodDefinition', - NewExpression: 'NewExpression', - ObjectExpression: 'ObjectExpression', - ObjectPattern: 'ObjectPattern', - Program: 'Program', - Property: 'Property', - RestElement: 'RestElement', - ReturnStatement: 'ReturnStatement', - SequenceExpression: 'SequenceExpression', - SpreadElement: 'SpreadElement', - Super: 'Super', - SwitchCase: 'SwitchCase', - SwitchStatement: 'SwitchStatement', - TaggedTemplateExpression: 'TaggedTemplateExpression', - TemplateElement: 'TemplateElement', - TemplateLiteral: 'TemplateLiteral', - ThisExpression: 'ThisExpression', - ThrowStatement: 'ThrowStatement', - TryStatement: 'TryStatement', - UnaryExpression: 'UnaryExpression', - UpdateExpression: 'UpdateExpression', - VariableDeclaration: 'VariableDeclaration', - VariableDeclarator: 'VariableDeclarator', - WhileStatement: 'WhileStatement', - WithStatement: 'WithStatement', - YieldExpression: 'YieldExpression' - }; - - -/***/ }, -/* 3 */ -/***/ function(module, exports, __webpack_require__) { - - "use strict"; -/* istanbul ignore next */ - var __extends = (this && this.__extends) || (function () { - var extendStatics = Object.setPrototypeOf || - ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) || - function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; }; - return function (d, b) { - extendStatics(d, b); - function __() { this.constructor = d; } - d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __()); - }; - })(); - Object.defineProperty(exports, "__esModule", { value: true }); - var character_1 = __webpack_require__(4); - var JSXNode = __webpack_require__(5); - var jsx_syntax_1 = __webpack_require__(6); - var Node = __webpack_require__(7); - var parser_1 = __webpack_require__(8); - var token_1 = __webpack_require__(13); - var xhtml_entities_1 = __webpack_require__(14); - token_1.TokenName[100 /* Identifier */] = 'JSXIdentifier'; - token_1.TokenName[101 /* Text */] = 'JSXText'; - // Fully qualified element name, e.g. returns "svg:path" - function getQualifiedElementName(elementName) { - var qualifiedName; - switch (elementName.type) { - case jsx_syntax_1.JSXSyntax.JSXIdentifier: - var id = elementName; - qualifiedName = id.name; - break; - case jsx_syntax_1.JSXSyntax.JSXNamespacedName: - var ns = elementName; - qualifiedName = getQualifiedElementName(ns.namespace) + ':' + - getQualifiedElementName(ns.name); - break; - case jsx_syntax_1.JSXSyntax.JSXMemberExpression: - var expr = elementName; - qualifiedName = getQualifiedElementName(expr.object) + '.' + - getQualifiedElementName(expr.property); - break; - /* istanbul ignore next */ - default: - break; - } - return qualifiedName; - } - var JSXParser = (function (_super) { - __extends(JSXParser, _super); - function JSXParser(code, options, delegate) { - return _super.call(this, code, options, delegate) || this; - } - JSXParser.prototype.parsePrimaryExpression = function () { - return this.match('<') ? this.parseJSXRoot() : _super.prototype.parsePrimaryExpression.call(this); - }; - JSXParser.prototype.startJSX = function () { - // Unwind the scanner before the lookahead token. - this.scanner.index = this.startMarker.index; - this.scanner.lineNumber = this.startMarker.line; - this.scanner.lineStart = this.startMarker.index - this.startMarker.column; - }; - JSXParser.prototype.finishJSX = function () { - // Prime the next lookahead. - this.nextToken(); - }; - JSXParser.prototype.reenterJSX = function () { - this.startJSX(); - this.expectJSX('}'); - // Pop the closing '}' added from the lookahead. - if (this.config.tokens) { - this.tokens.pop(); - } - }; - JSXParser.prototype.createJSXNode = function () { - this.collectComments(); - return { - index: this.scanner.index, - line: this.scanner.lineNumber, - column: this.scanner.index - this.scanner.lineStart - }; - }; - JSXParser.prototype.createJSXChildNode = function () { - return { - index: this.scanner.index, - line: this.scanner.lineNumber, - column: this.scanner.index - this.scanner.lineStart - }; - }; - JSXParser.prototype.scanXHTMLEntity = function (quote) { - var result = '&'; - var valid = true; - var terminated = false; - var numeric = false; - var hex = false; - while (!this.scanner.eof() && valid && !terminated) { - var ch = this.scanner.source[this.scanner.index]; - if (ch === quote) { - break; - } - terminated = (ch === ';'); - result += ch; - ++this.scanner.index; - if (!terminated) { - switch (result.length) { - case 2: - // e.g. '{' - numeric = (ch === '#'); - break; - case 3: - if (numeric) { - // e.g. 'A' - hex = (ch === 'x'); - valid = hex || character_1.Character.isDecimalDigit(ch.charCodeAt(0)); - numeric = numeric && !hex; - } - break; - default: - valid = valid && !(numeric && !character_1.Character.isDecimalDigit(ch.charCodeAt(0))); - valid = valid && !(hex && !character_1.Character.isHexDigit(ch.charCodeAt(0))); - break; - } - } - } - if (valid && terminated && result.length > 2) { - // e.g. 'A' becomes just '#x41' - var str = result.substr(1, result.length - 2); - if (numeric && str.length > 1) { - result = String.fromCharCode(parseInt(str.substr(1), 10)); - } - else if (hex && str.length > 2) { - result = String.fromCharCode(parseInt('0' + str.substr(1), 16)); - } - else if (!numeric && !hex && xhtml_entities_1.XHTMLEntities[str]) { - result = xhtml_entities_1.XHTMLEntities[str]; - } - } - return result; - }; - // Scan the next JSX token. This replaces Scanner#lex when in JSX mode. - JSXParser.prototype.lexJSX = function () { - var cp = this.scanner.source.charCodeAt(this.scanner.index); - // < > / : = { } - if (cp === 60 || cp === 62 || cp === 47 || cp === 58 || cp === 61 || cp === 123 || cp === 125) { - var value = this.scanner.source[this.scanner.index++]; - return { - type: 7 /* Punctuator */, - value: value, - lineNumber: this.scanner.lineNumber, - lineStart: this.scanner.lineStart, - start: this.scanner.index - 1, - end: this.scanner.index - }; - } - // " ' - if (cp === 34 || cp === 39) { - var start = this.scanner.index; - var quote = this.scanner.source[this.scanner.index++]; - var str = ''; - while (!this.scanner.eof()) { - var ch = this.scanner.source[this.scanner.index++]; - if (ch === quote) { - break; - } - else if (ch === '&') { - str += this.scanXHTMLEntity(quote); - } - else { - str += ch; - } - } - return { - type: 8 /* StringLiteral */, - value: str, - lineNumber: this.scanner.lineNumber, - lineStart: this.scanner.lineStart, - start: start, - end: this.scanner.index - }; - } - // ... or . - if (cp === 46) { - var n1 = this.scanner.source.charCodeAt(this.scanner.index + 1); - var n2 = this.scanner.source.charCodeAt(this.scanner.index + 2); - var value = (n1 === 46 && n2 === 46) ? '...' : '.'; - var start = this.scanner.index; - this.scanner.index += value.length; - return { - type: 7 /* Punctuator */, - value: value, - lineNumber: this.scanner.lineNumber, - lineStart: this.scanner.lineStart, - start: start, - end: this.scanner.index - }; - } - // ` - if (cp === 96) { - // Only placeholder, since it will be rescanned as a real assignment expression. - return { - type: 10 /* Template */, - value: '', - lineNumber: this.scanner.lineNumber, - lineStart: this.scanner.lineStart, - start: this.scanner.index, - end: this.scanner.index - }; - } - // Identifer can not contain backslash (char code 92). - if (character_1.Character.isIdentifierStart(cp) && (cp !== 92)) { - var start = this.scanner.index; - ++this.scanner.index; - while (!this.scanner.eof()) { - var ch = this.scanner.source.charCodeAt(this.scanner.index); - if (character_1.Character.isIdentifierPart(ch) && (ch !== 92)) { - ++this.scanner.index; - } - else if (ch === 45) { - // Hyphen (char code 45) can be part of an identifier. - ++this.scanner.index; - } - else { - break; - } - } - var id = this.scanner.source.slice(start, this.scanner.index); - return { - type: 100 /* Identifier */, - value: id, - lineNumber: this.scanner.lineNumber, - lineStart: this.scanner.lineStart, - start: start, - end: this.scanner.index - }; - } - return this.scanner.lex(); - }; - JSXParser.prototype.nextJSXToken = function () { - this.collectComments(); - this.startMarker.index = this.scanner.index; - this.startMarker.line = this.scanner.lineNumber; - this.startMarker.column = this.scanner.index - this.scanner.lineStart; - var token = this.lexJSX(); - this.lastMarker.index = this.scanner.index; - this.lastMarker.line = this.scanner.lineNumber; - this.lastMarker.column = this.scanner.index - this.scanner.lineStart; - if (this.config.tokens) { - this.tokens.push(this.convertToken(token)); - } - return token; - }; - JSXParser.prototype.nextJSXText = function () { - this.startMarker.index = this.scanner.index; - this.startMarker.line = this.scanner.lineNumber; - this.startMarker.column = this.scanner.index - this.scanner.lineStart; - var start = this.scanner.index; - var text = ''; - while (!this.scanner.eof()) { - var ch = this.scanner.source[this.scanner.index]; - if (ch === '{' || ch === '<') { - break; - } - ++this.scanner.index; - text += ch; - if (character_1.Character.isLineTerminator(ch.charCodeAt(0))) { - ++this.scanner.lineNumber; - if (ch === '\r' && this.scanner.source[this.scanner.index] === '\n') { - ++this.scanner.index; - } - this.scanner.lineStart = this.scanner.index; - } - } - this.lastMarker.index = this.scanner.index; - this.lastMarker.line = this.scanner.lineNumber; - this.lastMarker.column = this.scanner.index - this.scanner.lineStart; - var token = { - type: 101 /* Text */, - value: text, - lineNumber: this.scanner.lineNumber, - lineStart: this.scanner.lineStart, - start: start, - end: this.scanner.index - }; - if ((text.length > 0) && this.config.tokens) { - this.tokens.push(this.convertToken(token)); - } - return token; - }; - JSXParser.prototype.peekJSXToken = function () { - var state = this.scanner.saveState(); - this.scanner.scanComments(); - var next = this.lexJSX(); - this.scanner.restoreState(state); - return next; - }; - // Expect the next JSX token to match the specified punctuator. - // If not, an exception will be thrown. - JSXParser.prototype.expectJSX = function (value) { - var token = this.nextJSXToken(); - if (token.type !== 7 /* Punctuator */ || token.value !== value) { - this.throwUnexpectedToken(token); - } - }; - // Return true if the next JSX token matches the specified punctuator. - JSXParser.prototype.matchJSX = function (value) { - var next = this.peekJSXToken(); - return next.type === 7 /* Punctuator */ && next.value === value; - }; - JSXParser.prototype.parseJSXIdentifier = function () { - var node = this.createJSXNode(); - var token = this.nextJSXToken(); - if (token.type !== 100 /* Identifier */) { - this.throwUnexpectedToken(token); - } - return this.finalize(node, new JSXNode.JSXIdentifier(token.value)); - }; - JSXParser.prototype.parseJSXElementName = function () { - var node = this.createJSXNode(); - var elementName = this.parseJSXIdentifier(); - if (this.matchJSX(':')) { - var namespace = elementName; - this.expectJSX(':'); - var name_1 = this.parseJSXIdentifier(); - elementName = this.finalize(node, new JSXNode.JSXNamespacedName(namespace, name_1)); - } - else if (this.matchJSX('.')) { - while (this.matchJSX('.')) { - var object = elementName; - this.expectJSX('.'); - var property = this.parseJSXIdentifier(); - elementName = this.finalize(node, new JSXNode.JSXMemberExpression(object, property)); - } - } - return elementName; - }; - JSXParser.prototype.parseJSXAttributeName = function () { - var node = this.createJSXNode(); - var attributeName; - var identifier = this.parseJSXIdentifier(); - if (this.matchJSX(':')) { - var namespace = identifier; - this.expectJSX(':'); - var name_2 = this.parseJSXIdentifier(); - attributeName = this.finalize(node, new JSXNode.JSXNamespacedName(namespace, name_2)); - } - else { - attributeName = identifier; - } - return attributeName; - }; - JSXParser.prototype.parseJSXStringLiteralAttribute = function () { - var node = this.createJSXNode(); - var token = this.nextJSXToken(); - if (token.type !== 8 /* StringLiteral */) { - this.throwUnexpectedToken(token); - } - var raw = this.getTokenRaw(token); - return this.finalize(node, new Node.Literal(token.value, raw)); - }; - JSXParser.prototype.parseJSXExpressionAttribute = function () { - var node = this.createJSXNode(); - this.expectJSX('{'); - this.finishJSX(); - if (this.match('}')) { - this.tolerateError('JSX attributes must only be assigned a non-empty expression'); - } - var expression = this.parseAssignmentExpression(); - this.reenterJSX(); - return this.finalize(node, new JSXNode.JSXExpressionContainer(expression)); - }; - JSXParser.prototype.parseJSXAttributeValue = function () { - return this.matchJSX('{') ? this.parseJSXExpressionAttribute() : - this.matchJSX('<') ? this.parseJSXElement() : this.parseJSXStringLiteralAttribute(); - }; - JSXParser.prototype.parseJSXNameValueAttribute = function () { - var node = this.createJSXNode(); - var name = this.parseJSXAttributeName(); - var value = null; - if (this.matchJSX('=')) { - this.expectJSX('='); - value = this.parseJSXAttributeValue(); - } - return this.finalize(node, new JSXNode.JSXAttribute(name, value)); - }; - JSXParser.prototype.parseJSXSpreadAttribute = function () { - var node = this.createJSXNode(); - this.expectJSX('{'); - this.expectJSX('...'); - this.finishJSX(); - var argument = this.parseAssignmentExpression(); - this.reenterJSX(); - return this.finalize(node, new JSXNode.JSXSpreadAttribute(argument)); - }; - JSXParser.prototype.parseJSXAttributes = function () { - var attributes = []; - while (!this.matchJSX('/') && !this.matchJSX('>')) { - var attribute = this.matchJSX('{') ? this.parseJSXSpreadAttribute() : - this.parseJSXNameValueAttribute(); - attributes.push(attribute); - } - return attributes; - }; - JSXParser.prototype.parseJSXOpeningElement = function () { - var node = this.createJSXNode(); - this.expectJSX('<'); - var name = this.parseJSXElementName(); - var attributes = this.parseJSXAttributes(); - var selfClosing = this.matchJSX('/'); - if (selfClosing) { - this.expectJSX('/'); - } - this.expectJSX('>'); - return this.finalize(node, new JSXNode.JSXOpeningElement(name, selfClosing, attributes)); - }; - JSXParser.prototype.parseJSXBoundaryElement = function () { - var node = this.createJSXNode(); - this.expectJSX('<'); - if (this.matchJSX('/')) { - this.expectJSX('/'); - var name_3 = this.parseJSXElementName(); - this.expectJSX('>'); - return this.finalize(node, new JSXNode.JSXClosingElement(name_3)); - } - var name = this.parseJSXElementName(); - var attributes = this.parseJSXAttributes(); - var selfClosing = this.matchJSX('/'); - if (selfClosing) { - this.expectJSX('/'); - } - this.expectJSX('>'); - return this.finalize(node, new JSXNode.JSXOpeningElement(name, selfClosing, attributes)); - }; - JSXParser.prototype.parseJSXEmptyExpression = function () { - var node = this.createJSXChildNode(); - this.collectComments(); - this.lastMarker.index = this.scanner.index; - this.lastMarker.line = this.scanner.lineNumber; - this.lastMarker.column = this.scanner.index - this.scanner.lineStart; - return this.finalize(node, new JSXNode.JSXEmptyExpression()); - }; - JSXParser.prototype.parseJSXExpressionContainer = function () { - var node = this.createJSXNode(); - this.expectJSX('{'); - var expression; - if (this.matchJSX('}')) { - expression = this.parseJSXEmptyExpression(); - this.expectJSX('}'); - } - else { - this.finishJSX(); - expression = this.parseAssignmentExpression(); - this.reenterJSX(); - } - return this.finalize(node, new JSXNode.JSXExpressionContainer(expression)); - }; - JSXParser.prototype.parseJSXChildren = function () { - var children = []; - while (!this.scanner.eof()) { - var node = this.createJSXChildNode(); - var token = this.nextJSXText(); - if (token.start < token.end) { - var raw = this.getTokenRaw(token); - var child = this.finalize(node, new JSXNode.JSXText(token.value, raw)); - children.push(child); - } - if (this.scanner.source[this.scanner.index] === '{') { - var container = this.parseJSXExpressionContainer(); - children.push(container); - } - else { - break; - } - } - return children; - }; - JSXParser.prototype.parseComplexJSXElement = function (el) { - var stack = []; - while (!this.scanner.eof()) { - el.children = el.children.concat(this.parseJSXChildren()); - var node = this.createJSXChildNode(); - var element = this.parseJSXBoundaryElement(); - if (element.type === jsx_syntax_1.JSXSyntax.JSXOpeningElement) { - var opening = element; - if (opening.selfClosing) { - var child = this.finalize(node, new JSXNode.JSXElement(opening, [], null)); - el.children.push(child); - } - else { - stack.push(el); - el = { node: node, opening: opening, closing: null, children: [] }; - } - } - if (element.type === jsx_syntax_1.JSXSyntax.JSXClosingElement) { - el.closing = element; - var open_1 = getQualifiedElementName(el.opening.name); - var close_1 = getQualifiedElementName(el.closing.name); - if (open_1 !== close_1) { - this.tolerateError('Expected corresponding JSX closing tag for %0', open_1); - } - if (stack.length > 0) { - var child = this.finalize(el.node, new JSXNode.JSXElement(el.opening, el.children, el.closing)); - el = stack[stack.length - 1]; - el.children.push(child); - stack.pop(); - } - else { - break; - } - } - } - return el; - }; - JSXParser.prototype.parseJSXElement = function () { - var node = this.createJSXNode(); - var opening = this.parseJSXOpeningElement(); - var children = []; - var closing = null; - if (!opening.selfClosing) { - var el = this.parseComplexJSXElement({ node: node, opening: opening, closing: closing, children: children }); - children = el.children; - closing = el.closing; - } - return this.finalize(node, new JSXNode.JSXElement(opening, children, closing)); - }; - JSXParser.prototype.parseJSXRoot = function () { - // Pop the opening '<' added from the lookahead. - if (this.config.tokens) { - this.tokens.pop(); - } - this.startJSX(); - var element = this.parseJSXElement(); - this.finishJSX(); - return element; - }; - JSXParser.prototype.isStartOfExpression = function () { - return _super.prototype.isStartOfExpression.call(this) || this.match('<'); - }; - return JSXParser; - }(parser_1.Parser)); - exports.JSXParser = JSXParser; - - -/***/ }, -/* 4 */ -/***/ function(module, exports) { - - "use strict"; - Object.defineProperty(exports, "__esModule", { value: true }); - // See also tools/generate-unicode-regex.js. - var Regex = { - // Unicode v8.0.0 NonAsciiIdentifierStart: - NonAsciiIdentifierStart: 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- // Unicode v8.0.0 NonAsciiIdentifierPart: - NonAsciiIdentifierPart: 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- }; - exports.Character = { - /* tslint:disable:no-bitwise */ - fromCodePoint: function (cp) { - return (cp < 0x10000) ? String.fromCharCode(cp) : - String.fromCharCode(0xD800 + ((cp - 0x10000) >> 10)) + - String.fromCharCode(0xDC00 + ((cp - 0x10000) & 1023)); - }, - // https://tc39.github.io/ecma262/#sec-white-space - isWhiteSpace: function (cp) { - return (cp === 0x20) || (cp === 0x09) || (cp === 0x0B) || (cp === 0x0C) || (cp === 0xA0) || - (cp >= 0x1680 && [0x1680, 0x2000, 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006, 0x2007, 0x2008, 0x2009, 0x200A, 0x202F, 0x205F, 0x3000, 0xFEFF].indexOf(cp) >= 0); - }, - // https://tc39.github.io/ecma262/#sec-line-terminators - isLineTerminator: function (cp) { - return (cp === 0x0A) || (cp === 0x0D) || (cp === 0x2028) || (cp === 0x2029); - }, - // https://tc39.github.io/ecma262/#sec-names-and-keywords - isIdentifierStart: function (cp) { - return (cp === 0x24) || (cp === 0x5F) || - (cp >= 0x41 && cp <= 0x5A) || - (cp >= 0x61 && cp <= 0x7A) || - (cp === 0x5C) || - ((cp >= 0x80) && Regex.NonAsciiIdentifierStart.test(exports.Character.fromCodePoint(cp))); - }, - isIdentifierPart: function (cp) { - return (cp === 0x24) || (cp === 0x5F) || - (cp >= 0x41 && cp <= 0x5A) || - (cp >= 0x61 && cp <= 0x7A) || - (cp >= 0x30 && cp <= 0x39) || - (cp === 0x5C) || - ((cp >= 0x80) && Regex.NonAsciiIdentifierPart.test(exports.Character.fromCodePoint(cp))); - }, - // https://tc39.github.io/ecma262/#sec-literals-numeric-literals - isDecimalDigit: function (cp) { - return (cp >= 0x30 && cp <= 0x39); // 0..9 - }, - isHexDigit: function (cp) { - return (cp >= 0x30 && cp <= 0x39) || - (cp >= 0x41 && cp <= 0x46) || - (cp >= 0x61 && cp <= 0x66); // a..f - }, - isOctalDigit: function (cp) { - return (cp >= 0x30 && cp <= 0x37); // 0..7 - } - }; - - -/***/ }, -/* 5 */ -/***/ function(module, exports, __webpack_require__) { - - "use strict"; - Object.defineProperty(exports, "__esModule", { value: true }); - var jsx_syntax_1 = __webpack_require__(6); - /* tslint:disable:max-classes-per-file */ - var JSXClosingElement = (function () { - function JSXClosingElement(name) { - this.type = jsx_syntax_1.JSXSyntax.JSXClosingElement; - this.name = name; - } - return JSXClosingElement; - }()); - exports.JSXClosingElement = JSXClosingElement; - var JSXElement = (function () { - function JSXElement(openingElement, children, closingElement) { - this.type = jsx_syntax_1.JSXSyntax.JSXElement; - this.openingElement = openingElement; - this.children = children; - this.closingElement = closingElement; - } - return JSXElement; - }()); - exports.JSXElement = JSXElement; - var JSXEmptyExpression = (function () { - function JSXEmptyExpression() { - this.type = jsx_syntax_1.JSXSyntax.JSXEmptyExpression; - } - return JSXEmptyExpression; - }()); - exports.JSXEmptyExpression = JSXEmptyExpression; - var JSXExpressionContainer = (function () { - function JSXExpressionContainer(expression) { - this.type = jsx_syntax_1.JSXSyntax.JSXExpressionContainer; - this.expression = expression; - } - return JSXExpressionContainer; - }()); - exports.JSXExpressionContainer = JSXExpressionContainer; - var JSXIdentifier = (function () { - function JSXIdentifier(name) { - this.type = jsx_syntax_1.JSXSyntax.JSXIdentifier; - this.name = name; - } - return JSXIdentifier; - }()); - exports.JSXIdentifier = JSXIdentifier; - var JSXMemberExpression = (function () { - function JSXMemberExpression(object, property) { - this.type = jsx_syntax_1.JSXSyntax.JSXMemberExpression; - this.object = object; - this.property = property; - } - return JSXMemberExpression; - }()); - exports.JSXMemberExpression = JSXMemberExpression; - var JSXAttribute = (function () { - function JSXAttribute(name, value) { - this.type = jsx_syntax_1.JSXSyntax.JSXAttribute; - this.name = name; - this.value = value; - } - return JSXAttribute; - }()); - exports.JSXAttribute = JSXAttribute; - var JSXNamespacedName = (function () { - function JSXNamespacedName(namespace, name) { - this.type = jsx_syntax_1.JSXSyntax.JSXNamespacedName; - this.namespace = namespace; - this.name = name; - } - return JSXNamespacedName; - }()); - exports.JSXNamespacedName = JSXNamespacedName; - var JSXOpeningElement = (function () { - function JSXOpeningElement(name, selfClosing, attributes) { - this.type = jsx_syntax_1.JSXSyntax.JSXOpeningElement; - this.name = name; - this.selfClosing = selfClosing; - this.attributes = attributes; - } - return JSXOpeningElement; - }()); - exports.JSXOpeningElement = JSXOpeningElement; - var JSXSpreadAttribute = (function () { - function JSXSpreadAttribute(argument) { - this.type = jsx_syntax_1.JSXSyntax.JSXSpreadAttribute; - this.argument = argument; - } - return JSXSpreadAttribute; - }()); - exports.JSXSpreadAttribute = JSXSpreadAttribute; - var JSXText = (function () { - function JSXText(value, raw) { - this.type = jsx_syntax_1.JSXSyntax.JSXText; - this.value = value; - this.raw = raw; - } - return JSXText; - }()); - exports.JSXText = JSXText; - - -/***/ }, -/* 6 */ -/***/ function(module, exports) { - - "use strict"; - Object.defineProperty(exports, "__esModule", { value: true }); - exports.JSXSyntax = { - JSXAttribute: 'JSXAttribute', - JSXClosingElement: 'JSXClosingElement', - JSXElement: 'JSXElement', - JSXEmptyExpression: 'JSXEmptyExpression', - JSXExpressionContainer: 'JSXExpressionContainer', - JSXIdentifier: 'JSXIdentifier', - JSXMemberExpression: 'JSXMemberExpression', - JSXNamespacedName: 'JSXNamespacedName', - JSXOpeningElement: 'JSXOpeningElement', - JSXSpreadAttribute: 'JSXSpreadAttribute', - JSXText: 'JSXText' - }; - - -/***/ }, -/* 7 */ -/***/ function(module, exports, __webpack_require__) { - - "use strict"; - Object.defineProperty(exports, "__esModule", { value: true }); - var syntax_1 = __webpack_require__(2); - /* tslint:disable:max-classes-per-file */ - var ArrayExpression = (function () { - function ArrayExpression(elements) { - this.type = syntax_1.Syntax.ArrayExpression; - this.elements = elements; - } - return ArrayExpression; - }()); - exports.ArrayExpression = ArrayExpression; - var ArrayPattern = (function () { - function ArrayPattern(elements) { - this.type = syntax_1.Syntax.ArrayPattern; - this.elements = elements; - } - return ArrayPattern; - }()); - exports.ArrayPattern = ArrayPattern; - var ArrowFunctionExpression = (function () { - function ArrowFunctionExpression(params, body, expression) { - this.type = syntax_1.Syntax.ArrowFunctionExpression; - this.id = null; - this.params = params; - this.body = body; - this.generator = false; - this.expression = expression; - this.async = false; - } - return ArrowFunctionExpression; - }()); - exports.ArrowFunctionExpression = ArrowFunctionExpression; - var AssignmentExpression = (function () { - function AssignmentExpression(operator, left, right) { - this.type = syntax_1.Syntax.AssignmentExpression; - this.operator = operator; - this.left = left; - this.right = right; - } - return AssignmentExpression; - }()); - exports.AssignmentExpression = AssignmentExpression; - var AssignmentPattern = (function () { - function AssignmentPattern(left, right) { - this.type = syntax_1.Syntax.AssignmentPattern; - this.left = left; - this.right = right; - } - return AssignmentPattern; - }()); - exports.AssignmentPattern = AssignmentPattern; - var AsyncArrowFunctionExpression = (function () { - function AsyncArrowFunctionExpression(params, body, expression) { - this.type = syntax_1.Syntax.ArrowFunctionExpression; - this.id = null; - this.params = params; - this.body = body; - this.generator = false; - this.expression = expression; - this.async = true; - } - return AsyncArrowFunctionExpression; - }()); - exports.AsyncArrowFunctionExpression = AsyncArrowFunctionExpression; - var AsyncFunctionDeclaration = (function () { - function AsyncFunctionDeclaration(id, params, body) { - this.type = syntax_1.Syntax.FunctionDeclaration; - this.id = id; - this.params = params; - this.body = body; - this.generator = false; - this.expression = false; - this.async = true; - } - return AsyncFunctionDeclaration; - }()); - exports.AsyncFunctionDeclaration = AsyncFunctionDeclaration; - var AsyncFunctionExpression = (function () { - function AsyncFunctionExpression(id, params, body) { - this.type = syntax_1.Syntax.FunctionExpression; - this.id = id; - this.params = params; - this.body = body; - this.generator = false; - this.expression = false; - this.async = true; - } - return AsyncFunctionExpression; - }()); - exports.AsyncFunctionExpression = AsyncFunctionExpression; - var AwaitExpression = (function () { - function AwaitExpression(argument) { - this.type = syntax_1.Syntax.AwaitExpression; - this.argument = argument; - } - return AwaitExpression; - }()); - exports.AwaitExpression = AwaitExpression; - var BinaryExpression = (function () { - function BinaryExpression(operator, left, right) { - var logical = (operator === '||' || operator === '&&'); - this.type = logical ? syntax_1.Syntax.LogicalExpression : syntax_1.Syntax.BinaryExpression; - this.operator = operator; - this.left = left; - this.right = right; - } - return BinaryExpression; - }()); - exports.BinaryExpression = BinaryExpression; - var BlockStatement = (function () { - function BlockStatement(body) { - this.type = syntax_1.Syntax.BlockStatement; - this.body = body; - } - return BlockStatement; - }()); - exports.BlockStatement = BlockStatement; - var BreakStatement = (function () { - function BreakStatement(label) { - this.type = syntax_1.Syntax.BreakStatement; - this.label = label; - } - return BreakStatement; - }()); - exports.BreakStatement = BreakStatement; - var CallExpression = (function () { - function CallExpression(callee, args) { - this.type = syntax_1.Syntax.CallExpression; - this.callee = callee; - this.arguments = args; - } - return CallExpression; - }()); - exports.CallExpression = CallExpression; - var CatchClause = (function () { - function CatchClause(param, body) { - this.type = syntax_1.Syntax.CatchClause; - this.param = param; - this.body = body; - } - return CatchClause; - }()); - exports.CatchClause = CatchClause; - var ClassBody = (function () { - function ClassBody(body) { - this.type = syntax_1.Syntax.ClassBody; - this.body = body; - } - return ClassBody; - }()); - exports.ClassBody = ClassBody; - var ClassDeclaration = (function () { - function ClassDeclaration(id, superClass, body) { - this.type = syntax_1.Syntax.ClassDeclaration; - this.id = id; - this.superClass = superClass; - this.body = body; - } - return ClassDeclaration; - }()); - exports.ClassDeclaration = ClassDeclaration; - var ClassExpression = (function () { - function ClassExpression(id, superClass, body) { - this.type = syntax_1.Syntax.ClassExpression; - this.id = id; - this.superClass = superClass; - this.body = body; - } - return ClassExpression; - }()); - exports.ClassExpression = ClassExpression; - var ComputedMemberExpression = (function () { - function ComputedMemberExpression(object, property) { - this.type = syntax_1.Syntax.MemberExpression; - this.computed = true; - this.object = object; - this.property = property; - } - return ComputedMemberExpression; - }()); - exports.ComputedMemberExpression = ComputedMemberExpression; - var ConditionalExpression = (function () { - function ConditionalExpression(test, consequent, alternate) { - this.type = syntax_1.Syntax.ConditionalExpression; - this.test = test; - this.consequent = consequent; - this.alternate = alternate; - } - return ConditionalExpression; - }()); - exports.ConditionalExpression = ConditionalExpression; - var ContinueStatement = (function () { - function ContinueStatement(label) { - this.type = syntax_1.Syntax.ContinueStatement; - this.label = label; - } - return ContinueStatement; - }()); - exports.ContinueStatement = ContinueStatement; - var DebuggerStatement = (function () { - function DebuggerStatement() { - this.type = syntax_1.Syntax.DebuggerStatement; - } - return DebuggerStatement; - }()); - exports.DebuggerStatement = DebuggerStatement; - var Directive = (function () { - function Directive(expression, directive) { - this.type = syntax_1.Syntax.ExpressionStatement; - this.expression = expression; - this.directive = directive; - } - return Directive; - }()); - exports.Directive = Directive; - var DoWhileStatement = (function () { - function DoWhileStatement(body, test) { - this.type = syntax_1.Syntax.DoWhileStatement; - this.body = body; - this.test = test; - } - return DoWhileStatement; - }()); - exports.DoWhileStatement = DoWhileStatement; - var EmptyStatement = (function () { - function EmptyStatement() { - this.type = syntax_1.Syntax.EmptyStatement; - } - return EmptyStatement; - }()); - exports.EmptyStatement = EmptyStatement; - var ExportAllDeclaration = (function () { - function ExportAllDeclaration(source) { - this.type = syntax_1.Syntax.ExportAllDeclaration; - this.source = source; - } - return ExportAllDeclaration; - }()); - exports.ExportAllDeclaration = ExportAllDeclaration; - var ExportDefaultDeclaration = (function () { - function ExportDefaultDeclaration(declaration) { - this.type = syntax_1.Syntax.ExportDefaultDeclaration; - this.declaration = declaration; - } - return ExportDefaultDeclaration; - }()); - exports.ExportDefaultDeclaration = ExportDefaultDeclaration; - var ExportNamedDeclaration = (function () { - function ExportNamedDeclaration(declaration, specifiers, source) { - this.type = syntax_1.Syntax.ExportNamedDeclaration; - this.declaration = declaration; - this.specifiers = specifiers; - this.source = source; - } - return ExportNamedDeclaration; - }()); - exports.ExportNamedDeclaration = ExportNamedDeclaration; - var ExportSpecifier = (function () { - function ExportSpecifier(local, exported) { - this.type = syntax_1.Syntax.ExportSpecifier; - this.exported = exported; - this.local = local; - } - return ExportSpecifier; - }()); - exports.ExportSpecifier = ExportSpecifier; - var ExpressionStatement = (function () { - function ExpressionStatement(expression) { - this.type = syntax_1.Syntax.ExpressionStatement; - this.expression = expression; - } - return ExpressionStatement; - }()); - exports.ExpressionStatement = ExpressionStatement; - var ForInStatement = (function () { - function ForInStatement(left, right, body) { - this.type = syntax_1.Syntax.ForInStatement; - this.left = left; - this.right = right; - this.body = body; - this.each = false; - } - return ForInStatement; - }()); - exports.ForInStatement = ForInStatement; - var ForOfStatement = (function () { - function ForOfStatement(left, right, body) { - this.type = syntax_1.Syntax.ForOfStatement; - this.left = left; - this.right = right; - this.body = body; - } - return ForOfStatement; - }()); - exports.ForOfStatement = ForOfStatement; - var ForStatement = (function () { - function ForStatement(init, test, update, body) { - this.type = syntax_1.Syntax.ForStatement; - this.init = init; - this.test = test; - this.update = update; - this.body = body; - } - return ForStatement; - }()); - exports.ForStatement = ForStatement; - var FunctionDeclaration = (function () { - function FunctionDeclaration(id, params, body, generator) { - this.type = syntax_1.Syntax.FunctionDeclaration; - this.id = id; - this.params = params; - this.body = body; - this.generator = generator; - this.expression = false; - this.async = false; - } - return FunctionDeclaration; - }()); - exports.FunctionDeclaration = FunctionDeclaration; - var FunctionExpression = (function () { - function FunctionExpression(id, params, body, generator) { - this.type = syntax_1.Syntax.FunctionExpression; - this.id = id; - this.params = params; - this.body = body; - this.generator = generator; - this.expression = false; - this.async = false; - } - return FunctionExpression; - }()); - exports.FunctionExpression = FunctionExpression; - var Identifier = (function () { - function Identifier(name) { - this.type = syntax_1.Syntax.Identifier; - this.name = name; - } - return Identifier; - }()); - exports.Identifier = Identifier; - var IfStatement = (function () { - function IfStatement(test, consequent, alternate) { - this.type = syntax_1.Syntax.IfStatement; - this.test = test; - this.consequent = consequent; - this.alternate = alternate; - } - return IfStatement; - }()); - exports.IfStatement = IfStatement; - var ImportDeclaration = (function () { - function ImportDeclaration(specifiers, source) { - this.type = syntax_1.Syntax.ImportDeclaration; - this.specifiers = specifiers; - this.source = source; - } - return ImportDeclaration; - }()); - exports.ImportDeclaration = ImportDeclaration; - var ImportDefaultSpecifier = (function () { - function ImportDefaultSpecifier(local) { - this.type = syntax_1.Syntax.ImportDefaultSpecifier; - this.local = local; - } - return ImportDefaultSpecifier; - }()); - exports.ImportDefaultSpecifier = ImportDefaultSpecifier; - var ImportNamespaceSpecifier = (function () { - function ImportNamespaceSpecifier(local) { - this.type = syntax_1.Syntax.ImportNamespaceSpecifier; - this.local = local; - } - return ImportNamespaceSpecifier; - }()); - exports.ImportNamespaceSpecifier = ImportNamespaceSpecifier; - var ImportSpecifier = (function () { - function ImportSpecifier(local, imported) { - this.type = syntax_1.Syntax.ImportSpecifier; - this.local = local; - this.imported = imported; - } - return ImportSpecifier; - }()); - exports.ImportSpecifier = ImportSpecifier; - var LabeledStatement = (function () { - function LabeledStatement(label, body) { - this.type = syntax_1.Syntax.LabeledStatement; - this.label = label; - this.body = body; - } - return LabeledStatement; - }()); - exports.LabeledStatement = LabeledStatement; - var Literal = (function () { - function Literal(value, raw) { - this.type = syntax_1.Syntax.Literal; - this.value = value; - this.raw = raw; - } - return Literal; - }()); - exports.Literal = Literal; - var MetaProperty = (function () { - function MetaProperty(meta, property) { - this.type = syntax_1.Syntax.MetaProperty; - this.meta = meta; - this.property = property; - } - return MetaProperty; - }()); - exports.MetaProperty = MetaProperty; - var MethodDefinition = (function () { - function MethodDefinition(key, computed, value, kind, isStatic) { - this.type = syntax_1.Syntax.MethodDefinition; - this.key = key; - this.computed = computed; - this.value = value; - this.kind = kind; - this.static = isStatic; - } - return MethodDefinition; - }()); - exports.MethodDefinition = MethodDefinition; - var Module = (function () { - function Module(body) { - this.type = syntax_1.Syntax.Program; - this.body = body; - this.sourceType = 'module'; - } - return Module; - }()); - exports.Module = Module; - var NewExpression = (function () { - function NewExpression(callee, args) { - this.type = syntax_1.Syntax.NewExpression; - this.callee = callee; - this.arguments = args; - } - return NewExpression; - }()); - exports.NewExpression = NewExpression; - var ObjectExpression = (function () { - function ObjectExpression(properties) { - this.type = syntax_1.Syntax.ObjectExpression; - this.properties = properties; - } - return ObjectExpression; - }()); - exports.ObjectExpression = ObjectExpression; - var ObjectPattern = (function () { - function ObjectPattern(properties) { - this.type = syntax_1.Syntax.ObjectPattern; - this.properties = properties; - } - return ObjectPattern; - }()); - exports.ObjectPattern = ObjectPattern; - var Property = (function () { - function Property(kind, key, computed, value, method, shorthand) { - this.type = syntax_1.Syntax.Property; - this.key = key; - this.computed = computed; - this.value = value; - this.kind = kind; - this.method = method; - this.shorthand = shorthand; - } - return Property; - }()); - exports.Property = Property; - var RegexLiteral = (function () { - function RegexLiteral(value, raw, pattern, flags) { - this.type = syntax_1.Syntax.Literal; - this.value = value; - this.raw = raw; - this.regex = { pattern: pattern, flags: flags }; - } - return RegexLiteral; - }()); - exports.RegexLiteral = RegexLiteral; - var RestElement = (function () { - function RestElement(argument) { - this.type = syntax_1.Syntax.RestElement; - this.argument = argument; - } - return RestElement; - }()); - exports.RestElement = RestElement; - var ReturnStatement = (function () { - function ReturnStatement(argument) { - this.type = syntax_1.Syntax.ReturnStatement; - this.argument = argument; - } - return ReturnStatement; - }()); - exports.ReturnStatement = ReturnStatement; - var Script = (function () { - function Script(body) { - this.type = syntax_1.Syntax.Program; - this.body = body; - this.sourceType = 'script'; - } - return Script; - }()); - exports.Script = Script; - var SequenceExpression = (function () { - function SequenceExpression(expressions) { - this.type = syntax_1.Syntax.SequenceExpression; - this.expressions = expressions; - } - return SequenceExpression; - }()); - exports.SequenceExpression = SequenceExpression; - var SpreadElement = (function () { - function SpreadElement(argument) { - this.type = syntax_1.Syntax.SpreadElement; - this.argument = argument; - } - return SpreadElement; - }()); - exports.SpreadElement = SpreadElement; - var StaticMemberExpression = (function () { - function StaticMemberExpression(object, property) { - this.type = syntax_1.Syntax.MemberExpression; - this.computed = false; - this.object = object; - this.property = property; - } - return StaticMemberExpression; - }()); - exports.StaticMemberExpression = StaticMemberExpression; - var Super = (function () { - function Super() { - this.type = syntax_1.Syntax.Super; - } - return Super; - }()); - exports.Super = Super; - var SwitchCase = (function () { - function SwitchCase(test, consequent) { - this.type = syntax_1.Syntax.SwitchCase; - this.test = test; - this.consequent = consequent; - } - return SwitchCase; - }()); - exports.SwitchCase = SwitchCase; - var SwitchStatement = (function () { - function SwitchStatement(discriminant, cases) { - this.type = syntax_1.Syntax.SwitchStatement; - this.discriminant = discriminant; - this.cases = cases; - } - return SwitchStatement; - }()); - exports.SwitchStatement = SwitchStatement; - var TaggedTemplateExpression = (function () { - function TaggedTemplateExpression(tag, quasi) { - this.type = syntax_1.Syntax.TaggedTemplateExpression; - this.tag = tag; - this.quasi = quasi; - } - return TaggedTemplateExpression; - }()); - exports.TaggedTemplateExpression = TaggedTemplateExpression; - var TemplateElement = (function () { - function TemplateElement(value, tail) { - this.type = syntax_1.Syntax.TemplateElement; - this.value = value; - this.tail = tail; - } - return TemplateElement; - }()); - exports.TemplateElement = TemplateElement; - var TemplateLiteral = (function () { - function TemplateLiteral(quasis, expressions) { - this.type = syntax_1.Syntax.TemplateLiteral; - this.quasis = quasis; - this.expressions = expressions; - } - return TemplateLiteral; - }()); - exports.TemplateLiteral = TemplateLiteral; - var ThisExpression = (function () { - function ThisExpression() { - this.type = syntax_1.Syntax.ThisExpression; - } - return ThisExpression; - }()); - exports.ThisExpression = ThisExpression; - var ThrowStatement = (function () { - function ThrowStatement(argument) { - this.type = syntax_1.Syntax.ThrowStatement; - this.argument = argument; - } - return ThrowStatement; - }()); - exports.ThrowStatement = ThrowStatement; - var TryStatement = (function () { - function TryStatement(block, handler, finalizer) { - this.type = syntax_1.Syntax.TryStatement; - this.block = block; - this.handler = handler; - this.finalizer = finalizer; - } - return TryStatement; - }()); - exports.TryStatement = TryStatement; - var UnaryExpression = (function () { - function UnaryExpression(operator, argument) { - this.type = syntax_1.Syntax.UnaryExpression; - this.operator = operator; - this.argument = argument; - this.prefix = true; - } - return UnaryExpression; - }()); - exports.UnaryExpression = UnaryExpression; - var UpdateExpression = (function () { - function UpdateExpression(operator, argument, prefix) { - this.type = syntax_1.Syntax.UpdateExpression; - this.operator = operator; - this.argument = argument; - this.prefix = prefix; - } - return UpdateExpression; - }()); - exports.UpdateExpression = UpdateExpression; - var VariableDeclaration = (function () { - function VariableDeclaration(declarations, kind) { - this.type = syntax_1.Syntax.VariableDeclaration; - this.declarations = declarations; - this.kind = kind; - } - return VariableDeclaration; - }()); - exports.VariableDeclaration = VariableDeclaration; - var VariableDeclarator = (function () { - function VariableDeclarator(id, init) { - this.type = syntax_1.Syntax.VariableDeclarator; - this.id = id; - this.init = init; - } - return VariableDeclarator; - }()); - exports.VariableDeclarator = VariableDeclarator; - var WhileStatement = (function () { - function WhileStatement(test, body) { - this.type = syntax_1.Syntax.WhileStatement; - this.test = test; - this.body = body; - } - return WhileStatement; - }()); - exports.WhileStatement = WhileStatement; - var WithStatement = (function () { - function WithStatement(object, body) { - this.type = syntax_1.Syntax.WithStatement; - this.object = object; - this.body = body; - } - return WithStatement; - }()); - exports.WithStatement = WithStatement; - var YieldExpression = (function () { - function YieldExpression(argument, delegate) { - this.type = syntax_1.Syntax.YieldExpression; - this.argument = argument; - this.delegate = delegate; - } - return YieldExpression; - }()); - exports.YieldExpression = YieldExpression; - - -/***/ }, -/* 8 */ -/***/ function(module, exports, __webpack_require__) { - - "use strict"; - Object.defineProperty(exports, "__esModule", { value: true }); - var assert_1 = __webpack_require__(9); - var error_handler_1 = __webpack_require__(10); - var messages_1 = __webpack_require__(11); - var Node = __webpack_require__(7); - var scanner_1 = __webpack_require__(12); - var syntax_1 = __webpack_require__(2); - var token_1 = __webpack_require__(13); - var ArrowParameterPlaceHolder = 'ArrowParameterPlaceHolder'; - var Parser = (function () { - function Parser(code, options, delegate) { - if (options === void 0) { options = {}; } - this.config = { - range: (typeof options.range === 'boolean') && options.range, - loc: (typeof options.loc === 'boolean') && options.loc, - source: null, - tokens: (typeof options.tokens === 'boolean') && options.tokens, - comment: (typeof options.comment === 'boolean') && options.comment, - tolerant: (typeof options.tolerant === 'boolean') && options.tolerant - }; - if (this.config.loc && options.source && options.source !== null) { - this.config.source = String(options.source); - } - this.delegate = delegate; - this.errorHandler = new error_handler_1.ErrorHandler(); - this.errorHandler.tolerant = this.config.tolerant; - this.scanner = new scanner_1.Scanner(code, this.errorHandler); - this.scanner.trackComment = this.config.comment; - this.operatorPrecedence = { - ')': 0, - ';': 0, - ',': 0, - '=': 0, - ']': 0, - '||': 1, - '&&': 2, - '|': 3, - '^': 4, - '&': 5, - '==': 6, - '!=': 6, - '===': 6, - '!==': 6, - '<': 7, - '>': 7, - '<=': 7, - '>=': 7, - '<<': 8, - '>>': 8, - '>>>': 8, - '+': 9, - '-': 9, - '*': 11, - '/': 11, - '%': 11 - }; - this.lookahead = { - type: 2 /* EOF */, - value: '', - lineNumber: this.scanner.lineNumber, - lineStart: 0, - start: 0, - end: 0 - }; - this.hasLineTerminator = false; - this.context = { - isModule: false, - await: false, - allowIn: true, - allowStrictDirective: true, - allowYield: true, - firstCoverInitializedNameError: null, - isAssignmentTarget: false, - isBindingElement: false, - inFunctionBody: false, - inIteration: false, - inSwitch: false, - labelSet: {}, - strict: false - }; - this.tokens = []; - this.startMarker = { - index: 0, - line: this.scanner.lineNumber, - column: 0 - }; - this.lastMarker = { - index: 0, - line: this.scanner.lineNumber, - column: 0 - }; - this.nextToken(); - this.lastMarker = { - index: this.scanner.index, - line: this.scanner.lineNumber, - column: this.scanner.index - this.scanner.lineStart - }; - } - Parser.prototype.throwError = function (messageFormat) { - var values = []; - for (var _i = 1; _i < arguments.length; _i++) { - values[_i - 1] = arguments[_i]; - } - var args = Array.prototype.slice.call(arguments, 1); - var msg = messageFormat.replace(/%(\d)/g, function (whole, idx) { - assert_1.assert(idx < args.length, 'Message reference must be in range'); - return args[idx]; - }); - var index = this.lastMarker.index; - var line = this.lastMarker.line; - var column = this.lastMarker.column + 1; - throw this.errorHandler.createError(index, line, column, msg); - }; - Parser.prototype.tolerateError = function (messageFormat) { - var values = []; - for (var _i = 1; _i < arguments.length; _i++) { - values[_i - 1] = arguments[_i]; - } - var args = Array.prototype.slice.call(arguments, 1); - var msg = messageFormat.replace(/%(\d)/g, function (whole, idx) { - assert_1.assert(idx < args.length, 'Message reference must be in range'); - return args[idx]; - }); - var index = this.lastMarker.index; - var line = this.scanner.lineNumber; - var column = this.lastMarker.column + 1; - this.errorHandler.tolerateError(index, line, column, msg); - }; - // Throw an exception because of the token. - Parser.prototype.unexpectedTokenError = function (token, message) { - var msg = message || messages_1.Messages.UnexpectedToken; - var value; - if (token) { - if (!message) { - msg = (token.type === 2 /* EOF */) ? messages_1.Messages.UnexpectedEOS : - (token.type === 3 /* Identifier */) ? messages_1.Messages.UnexpectedIdentifier : - (token.type === 6 /* NumericLiteral */) ? messages_1.Messages.UnexpectedNumber : - (token.type === 8 /* StringLiteral */) ? messages_1.Messages.UnexpectedString : - (token.type === 10 /* Template */) ? messages_1.Messages.UnexpectedTemplate : - messages_1.Messages.UnexpectedToken; - if (token.type === 4 /* Keyword */) { - if (this.scanner.isFutureReservedWord(token.value)) { - msg = messages_1.Messages.UnexpectedReserved; - } - else if (this.context.strict && this.scanner.isStrictModeReservedWord(token.value)) { - msg = messages_1.Messages.StrictReservedWord; - } - } - } - value = token.value; - } - else { - value = 'ILLEGAL'; - } - msg = msg.replace('%0', value); - if (token && typeof token.lineNumber === 'number') { - var index = token.start; - var line = token.lineNumber; - var lastMarkerLineStart = this.lastMarker.index - this.lastMarker.column; - var column = token.start - lastMarkerLineStart + 1; - return this.errorHandler.createError(index, line, column, msg); - } - else { - var index = this.lastMarker.index; - var line = this.lastMarker.line; - var column = this.lastMarker.column + 1; - return this.errorHandler.createError(index, line, column, msg); - } - }; - Parser.prototype.throwUnexpectedToken = function (token, message) { - throw this.unexpectedTokenError(token, message); - }; - Parser.prototype.tolerateUnexpectedToken = function (token, message) { - this.errorHandler.tolerate(this.unexpectedTokenError(token, message)); - }; - Parser.prototype.collectComments = function () { - if (!this.config.comment) { - this.scanner.scanComments(); - } - else { - var comments = this.scanner.scanComments(); - if (comments.length > 0 && this.delegate) { - for (var i = 0; i < comments.length; ++i) { - var e = comments[i]; - var node = void 0; - node = { - type: e.multiLine ? 'BlockComment' : 'LineComment', - value: this.scanner.source.slice(e.slice[0], e.slice[1]) - }; - if (this.config.range) { - node.range = e.range; - } - if (this.config.loc) { - node.loc = e.loc; - } - var metadata = { - start: { - line: e.loc.start.line, - column: e.loc.start.column, - offset: e.range[0] - }, - end: { - line: e.loc.end.line, - column: e.loc.end.column, - offset: e.range[1] - } - }; - this.delegate(node, metadata); - } - } - } - }; - // From internal representation to an external structure - Parser.prototype.getTokenRaw = function (token) { - return this.scanner.source.slice(token.start, token.end); - }; - Parser.prototype.convertToken = function (token) { - var t = { - type: token_1.TokenName[token.type], - value: this.getTokenRaw(token) - }; - if (this.config.range) { - t.range = [token.start, token.end]; - } - if (this.config.loc) { - t.loc = { - start: { - line: this.startMarker.line, - column: this.startMarker.column - }, - end: { - line: this.scanner.lineNumber, - column: this.scanner.index - this.scanner.lineStart - } - }; - } - if (token.type === 9 /* RegularExpression */) { - var pattern = token.pattern; - var flags = token.flags; - t.regex = { pattern: pattern, flags: flags }; - } - return t; - }; - Parser.prototype.nextToken = function () { - var token = this.lookahead; - this.lastMarker.index = this.scanner.index; - this.lastMarker.line = this.scanner.lineNumber; - this.lastMarker.column = this.scanner.index - this.scanner.lineStart; - this.collectComments(); - if (this.scanner.index !== this.startMarker.index) { - this.startMarker.index = this.scanner.index; - this.startMarker.line = this.scanner.lineNumber; - this.startMarker.column = this.scanner.index - this.scanner.lineStart; - } - var next = this.scanner.lex(); - this.hasLineTerminator = (token.lineNumber !== next.lineNumber); - if (next && this.context.strict && next.type === 3 /* Identifier */) { - if (this.scanner.isStrictModeReservedWord(next.value)) { - next.type = 4 /* Keyword */; - } - } - this.lookahead = next; - if (this.config.tokens && next.type !== 2 /* EOF */) { - this.tokens.push(this.convertToken(next)); - } - return token; - }; - Parser.prototype.nextRegexToken = function () { - this.collectComments(); - var token = this.scanner.scanRegExp(); - if (this.config.tokens) { - // Pop the previous token, '/' or '/=' - // This is added from the lookahead token. - this.tokens.pop(); - this.tokens.push(this.convertToken(token)); - } - // Prime the next lookahead. - this.lookahead = token; - this.nextToken(); - return token; - }; - Parser.prototype.createNode = function () { - return { - index: this.startMarker.index, - line: this.startMarker.line, - column: this.startMarker.column - }; - }; - Parser.prototype.startNode = function (token, lastLineStart) { - if (lastLineStart === void 0) { lastLineStart = 0; } - var column = token.start - token.lineStart; - var line = token.lineNumber; - if (column < 0) { - column += lastLineStart; - line--; - } - return { - index: token.start, - line: line, - column: column - }; - }; - Parser.prototype.finalize = function (marker, node) { - if (this.config.range) { - node.range = [marker.index, this.lastMarker.index]; - } - if (this.config.loc) { - node.loc = { - start: { - line: marker.line, - column: marker.column, - }, - end: { - line: this.lastMarker.line, - column: this.lastMarker.column - } - }; - if (this.config.source) { - node.loc.source = this.config.source; - } - } - if (this.delegate) { - var metadata = { - start: { - line: marker.line, - column: marker.column, - offset: marker.index - }, - end: { - line: this.lastMarker.line, - column: this.lastMarker.column, - offset: this.lastMarker.index - } - }; - this.delegate(node, metadata); - } - return node; - }; - // Expect the next token to match the specified punctuator. - // If not, an exception will be thrown. - Parser.prototype.expect = function (value) { - var token = this.nextToken(); - if (token.type !== 7 /* Punctuator */ || token.value !== value) { - this.throwUnexpectedToken(token); - } - }; - // Quietly expect a comma when in tolerant mode, otherwise delegates to expect(). - Parser.prototype.expectCommaSeparator = function () { - if (this.config.tolerant) { - var token = this.lookahead; - if (token.type === 7 /* Punctuator */ && token.value === ',') { - this.nextToken(); - } - else if (token.type === 7 /* Punctuator */ && token.value === ';') { - this.nextToken(); - this.tolerateUnexpectedToken(token); - } - else { - this.tolerateUnexpectedToken(token, messages_1.Messages.UnexpectedToken); - } - } - else { - this.expect(','); - } - }; - // Expect the next token to match the specified keyword. - // If not, an exception will be thrown. - Parser.prototype.expectKeyword = function (keyword) { - var token = this.nextToken(); - if (token.type !== 4 /* Keyword */ || token.value !== keyword) { - this.throwUnexpectedToken(token); - } - }; - // Return true if the next token matches the specified punctuator. - Parser.prototype.match = function (value) { - return this.lookahead.type === 7 /* Punctuator */ && this.lookahead.value === value; - }; - // Return true if the next token matches the specified keyword - Parser.prototype.matchKeyword = function (keyword) { - return this.lookahead.type === 4 /* Keyword */ && this.lookahead.value === keyword; - }; - // Return true if the next token matches the specified contextual keyword - // (where an identifier is sometimes a keyword depending on the context) - Parser.prototype.matchContextualKeyword = function (keyword) { - return this.lookahead.type === 3 /* Identifier */ && this.lookahead.value === keyword; - }; - // Return true if the next token is an assignment operator - Parser.prototype.matchAssign = function () { - if (this.lookahead.type !== 7 /* Punctuator */) { - return false; - } - var op = this.lookahead.value; - return op === '=' || - op === '*=' || - op === '**=' || - op === '/=' || - op === '%=' || - op === '+=' || - op === '-=' || - op === '<<=' || - op === '>>=' || - op === '>>>=' || - op === '&=' || - op === '^=' || - op === '|='; - }; - // Cover grammar support. - // - // When an assignment expression position starts with an left parenthesis, the determination of the type - // of the syntax is to be deferred arbitrarily long until the end of the parentheses pair (plus a lookahead) - // or the first comma. This situation also defers the determination of all the expressions nested in the pair. - // - // There are three productions that can be parsed in a parentheses pair that needs to be determined - // after the outermost pair is closed. They are: - // - // 1. AssignmentExpression - // 2. BindingElements - // 3. AssignmentTargets - // - // In order to avoid exponential backtracking, we use two flags to denote if the production can be - // binding element or assignment target. - // - // The three productions have the relationship: - // - // BindingElements ⊆ AssignmentTargets ⊆ AssignmentExpression - // - // with a single exception that CoverInitializedName when used directly in an Expression, generates - // an early error. Therefore, we need the third state, firstCoverInitializedNameError, to track the - // first usage of CoverInitializedName and report it when we reached the end of the parentheses pair. - // - // isolateCoverGrammar function runs the given parser function with a new cover grammar context, and it does not - // effect the current flags. This means the production the parser parses is only used as an expression. Therefore - // the CoverInitializedName check is conducted. - // - // inheritCoverGrammar function runs the given parse function with a new cover grammar context, and it propagates - // the flags outside of the parser. This means the production the parser parses is used as a part of a potential - // pattern. The CoverInitializedName check is deferred. - Parser.prototype.isolateCoverGrammar = function (parseFunction) { - var previousIsBindingElement = this.context.isBindingElement; - var previousIsAssignmentTarget = this.context.isAssignmentTarget; - var previousFirstCoverInitializedNameError = this.context.firstCoverInitializedNameError; - this.context.isBindingElement = true; - this.context.isAssignmentTarget = true; - this.context.firstCoverInitializedNameError = null; - var result = parseFunction.call(this); - if (this.context.firstCoverInitializedNameError !== null) { - this.throwUnexpectedToken(this.context.firstCoverInitializedNameError); - } - this.context.isBindingElement = previousIsBindingElement; - this.context.isAssignmentTarget = previousIsAssignmentTarget; - this.context.firstCoverInitializedNameError = previousFirstCoverInitializedNameError; - return result; - }; - Parser.prototype.inheritCoverGrammar = function (parseFunction) { - var previousIsBindingElement = this.context.isBindingElement; - var previousIsAssignmentTarget = this.context.isAssignmentTarget; - var previousFirstCoverInitializedNameError = this.context.firstCoverInitializedNameError; - this.context.isBindingElement = true; - this.context.isAssignmentTarget = true; - this.context.firstCoverInitializedNameError = null; - var result = parseFunction.call(this); - this.context.isBindingElement = this.context.isBindingElement && previousIsBindingElement; - this.context.isAssignmentTarget = this.context.isAssignmentTarget && previousIsAssignmentTarget; - this.context.firstCoverInitializedNameError = previousFirstCoverInitializedNameError || this.context.firstCoverInitializedNameError; - return result; - }; - Parser.prototype.consumeSemicolon = function () { - if (this.match(';')) { - this.nextToken(); - } - else if (!this.hasLineTerminator) { - if (this.lookahead.type !== 2 /* EOF */ && !this.match('}')) { - this.throwUnexpectedToken(this.lookahead); - } - this.lastMarker.index = this.startMarker.index; - this.lastMarker.line = this.startMarker.line; - this.lastMarker.column = this.startMarker.column; - } - }; - // https://tc39.github.io/ecma262/#sec-primary-expression - Parser.prototype.parsePrimaryExpression = function () { - var node = this.createNode(); - var expr; - var token, raw; - switch (this.lookahead.type) { - case 3 /* Identifier */: - if ((this.context.isModule || this.context.await) && this.lookahead.value === 'await') { - this.tolerateUnexpectedToken(this.lookahead); - } - expr = this.matchAsyncFunction() ? this.parseFunctionExpression() : this.finalize(node, new Node.Identifier(this.nextToken().value)); - break; - case 6 /* NumericLiteral */: - case 8 /* StringLiteral */: - if (this.context.strict && this.lookahead.octal) { - this.tolerateUnexpectedToken(this.lookahead, messages_1.Messages.StrictOctalLiteral); - } - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - token = this.nextToken(); - raw = this.getTokenRaw(token); - expr = this.finalize(node, new Node.Literal(token.value, raw)); - break; - case 1 /* BooleanLiteral */: - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - token = this.nextToken(); - raw = this.getTokenRaw(token); - expr = this.finalize(node, new Node.Literal(token.value === 'true', raw)); - break; - case 5 /* NullLiteral */: - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - token = this.nextToken(); - raw = this.getTokenRaw(token); - expr = this.finalize(node, new Node.Literal(null, raw)); - break; - case 10 /* Template */: - expr = this.parseTemplateLiteral(); - break; - case 7 /* Punctuator */: - switch (this.lookahead.value) { - case '(': - this.context.isBindingElement = false; - expr = this.inheritCoverGrammar(this.parseGroupExpression); - break; - case '[': - expr = this.inheritCoverGrammar(this.parseArrayInitializer); - break; - case '{': - expr = this.inheritCoverGrammar(this.parseObjectInitializer); - break; - case '/': - case '/=': - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - this.scanner.index = this.startMarker.index; - token = this.nextRegexToken(); - raw = this.getTokenRaw(token); - expr = this.finalize(node, new Node.RegexLiteral(token.regex, raw, token.pattern, token.flags)); - break; - default: - expr = this.throwUnexpectedToken(this.nextToken()); - } - break; - case 4 /* Keyword */: - if (!this.context.strict && this.context.allowYield && this.matchKeyword('yield')) { - expr = this.parseIdentifierName(); - } - else if (!this.context.strict && this.matchKeyword('let')) { - expr = this.finalize(node, new Node.Identifier(this.nextToken().value)); - } - else { - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - if (this.matchKeyword('function')) { - expr = this.parseFunctionExpression(); - } - else if (this.matchKeyword('this')) { - this.nextToken(); - expr = this.finalize(node, new Node.ThisExpression()); - } - else if (this.matchKeyword('class')) { - expr = this.parseClassExpression(); - } - else { - expr = this.throwUnexpectedToken(this.nextToken()); - } - } - break; - default: - expr = this.throwUnexpectedToken(this.nextToken()); - } - return expr; - }; - // https://tc39.github.io/ecma262/#sec-array-initializer - Parser.prototype.parseSpreadElement = function () { - var node = this.createNode(); - this.expect('...'); - var arg = this.inheritCoverGrammar(this.parseAssignmentExpression); - return this.finalize(node, new Node.SpreadElement(arg)); - }; - Parser.prototype.parseArrayInitializer = function () { - var node = this.createNode(); - var elements = []; - this.expect('['); - while (!this.match(']')) { - if (this.match(',')) { - this.nextToken(); - elements.push(null); - } - else if (this.match('...')) { - var element = this.parseSpreadElement(); - if (!this.match(']')) { - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - this.expect(','); - } - elements.push(element); - } - else { - elements.push(this.inheritCoverGrammar(this.parseAssignmentExpression)); - if (!this.match(']')) { - this.expect(','); - } - } - } - this.expect(']'); - return this.finalize(node, new Node.ArrayExpression(elements)); - }; - // https://tc39.github.io/ecma262/#sec-object-initializer - Parser.prototype.parsePropertyMethod = function (params) { - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - var previousStrict = this.context.strict; - var previousAllowStrictDirective = this.context.allowStrictDirective; - this.context.allowStrictDirective = params.simple; - var body = this.isolateCoverGrammar(this.parseFunctionSourceElements); - if (this.context.strict && params.firstRestricted) { - this.tolerateUnexpectedToken(params.firstRestricted, params.message); - } - if (this.context.strict && params.stricted) { - this.tolerateUnexpectedToken(params.stricted, params.message); - } - this.context.strict = previousStrict; - this.context.allowStrictDirective = previousAllowStrictDirective; - return body; - }; - Parser.prototype.parsePropertyMethodFunction = function () { - var isGenerator = false; - var node = this.createNode(); - var previousAllowYield = this.context.allowYield; - this.context.allowYield = true; - var params = this.parseFormalParameters(); - var method = this.parsePropertyMethod(params); - this.context.allowYield = previousAllowYield; - return this.finalize(node, new Node.FunctionExpression(null, params.params, method, isGenerator)); - }; - Parser.prototype.parsePropertyMethodAsyncFunction = function () { - var node = this.createNode(); - var previousAllowYield = this.context.allowYield; - var previousAwait = this.context.await; - this.context.allowYield = false; - this.context.await = true; - var params = this.parseFormalParameters(); - var method = this.parsePropertyMethod(params); - this.context.allowYield = previousAllowYield; - this.context.await = previousAwait; - return this.finalize(node, new Node.AsyncFunctionExpression(null, params.params, method)); - }; - Parser.prototype.parseObjectPropertyKey = function () { - var node = this.createNode(); - var token = this.nextToken(); - var key; - switch (token.type) { - case 8 /* StringLiteral */: - case 6 /* NumericLiteral */: - if (this.context.strict && token.octal) { - this.tolerateUnexpectedToken(token, messages_1.Messages.StrictOctalLiteral); - } - var raw = this.getTokenRaw(token); - key = this.finalize(node, new Node.Literal(token.value, raw)); - break; - case 3 /* Identifier */: - case 1 /* BooleanLiteral */: - case 5 /* NullLiteral */: - case 4 /* Keyword */: - key = this.finalize(node, new Node.Identifier(token.value)); - break; - case 7 /* Punctuator */: - if (token.value === '[') { - key = this.isolateCoverGrammar(this.parseAssignmentExpression); - this.expect(']'); - } - else { - key = this.throwUnexpectedToken(token); - } - break; - default: - key = this.throwUnexpectedToken(token); - } - return key; - }; - Parser.prototype.isPropertyKey = function (key, value) { - return (key.type === syntax_1.Syntax.Identifier && key.name === value) || - (key.type === syntax_1.Syntax.Literal && key.value === value); - }; - Parser.prototype.parseObjectProperty = function (hasProto) { - var node = this.createNode(); - var token = this.lookahead; - var kind; - var key = null; - var value = null; - var computed = false; - var method = false; - var shorthand = false; - var isAsync = false; - if (token.type === 3 /* Identifier */) { - var id = token.value; - this.nextToken(); - computed = this.match('['); - isAsync = !this.hasLineTerminator && (id === 'async') && - !this.match(':') && !this.match('(') && !this.match('*') && !this.match(','); - key = isAsync ? this.parseObjectPropertyKey() : this.finalize(node, new Node.Identifier(id)); - } - else if (this.match('*')) { - this.nextToken(); - } - else { - computed = this.match('['); - key = this.parseObjectPropertyKey(); - } - var lookaheadPropertyKey = this.qualifiedPropertyName(this.lookahead); - if (token.type === 3 /* Identifier */ && !isAsync && token.value === 'get' && lookaheadPropertyKey) { - kind = 'get'; - computed = this.match('['); - key = this.parseObjectPropertyKey(); - this.context.allowYield = false; - value = this.parseGetterMethod(); - } - else if (token.type === 3 /* Identifier */ && !isAsync && token.value === 'set' && lookaheadPropertyKey) { - kind = 'set'; - computed = this.match('['); - key = this.parseObjectPropertyKey(); - value = this.parseSetterMethod(); - } - else if (token.type === 7 /* Punctuator */ && token.value === '*' && lookaheadPropertyKey) { - kind = 'init'; - computed = this.match('['); - key = this.parseObjectPropertyKey(); - value = this.parseGeneratorMethod(); - method = true; - } - else { - if (!key) { - this.throwUnexpectedToken(this.lookahead); - } - kind = 'init'; - if (this.match(':') && !isAsync) { - if (!computed && this.isPropertyKey(key, '__proto__')) { - if (hasProto.value) { - this.tolerateError(messages_1.Messages.DuplicateProtoProperty); - } - hasProto.value = true; - } - this.nextToken(); - value = this.inheritCoverGrammar(this.parseAssignmentExpression); - } - else if (this.match('(')) { - value = isAsync ? this.parsePropertyMethodAsyncFunction() : this.parsePropertyMethodFunction(); - method = true; - } - else if (token.type === 3 /* Identifier */) { - var id = this.finalize(node, new Node.Identifier(token.value)); - if (this.match('=')) { - this.context.firstCoverInitializedNameError = this.lookahead; - this.nextToken(); - shorthand = true; - var init = this.isolateCoverGrammar(this.parseAssignmentExpression); - value = this.finalize(node, new Node.AssignmentPattern(id, init)); - } - else { - shorthand = true; - value = id; - } - } - else { - this.throwUnexpectedToken(this.nextToken()); - } - } - return this.finalize(node, new Node.Property(kind, key, computed, value, method, shorthand)); - }; - Parser.prototype.parseObjectInitializer = function () { - var node = this.createNode(); - this.expect('{'); - var properties = []; - var hasProto = { value: false }; - while (!this.match('}')) { - properties.push(this.parseObjectProperty(hasProto)); - if (!this.match('}')) { - this.expectCommaSeparator(); - } - } - this.expect('}'); - return this.finalize(node, new Node.ObjectExpression(properties)); - }; - // https://tc39.github.io/ecma262/#sec-template-literals - Parser.prototype.parseTemplateHead = function () { - assert_1.assert(this.lookahead.head, 'Template literal must start with a template head'); - var node = this.createNode(); - var token = this.nextToken(); - var raw = token.value; - var cooked = token.cooked; - return this.finalize(node, new Node.TemplateElement({ raw: raw, cooked: cooked }, token.tail)); - }; - Parser.prototype.parseTemplateElement = function () { - if (this.lookahead.type !== 10 /* Template */) { - this.throwUnexpectedToken(); - } - var node = this.createNode(); - var token = this.nextToken(); - var raw = token.value; - var cooked = token.cooked; - return this.finalize(node, new Node.TemplateElement({ raw: raw, cooked: cooked }, token.tail)); - }; - Parser.prototype.parseTemplateLiteral = function () { - var node = this.createNode(); - var expressions = []; - var quasis = []; - var quasi = this.parseTemplateHead(); - quasis.push(quasi); - while (!quasi.tail) { - expressions.push(this.parseExpression()); - quasi = this.parseTemplateElement(); - quasis.push(quasi); - } - return this.finalize(node, new Node.TemplateLiteral(quasis, expressions)); - }; - // https://tc39.github.io/ecma262/#sec-grouping-operator - Parser.prototype.reinterpretExpressionAsPattern = function (expr) { - switch (expr.type) { - case syntax_1.Syntax.Identifier: - case syntax_1.Syntax.MemberExpression: - case syntax_1.Syntax.RestElement: - case syntax_1.Syntax.AssignmentPattern: - break; - case syntax_1.Syntax.SpreadElement: - expr.type = syntax_1.Syntax.RestElement; - this.reinterpretExpressionAsPattern(expr.argument); - break; - case syntax_1.Syntax.ArrayExpression: - expr.type = syntax_1.Syntax.ArrayPattern; - for (var i = 0; i < expr.elements.length; i++) { - if (expr.elements[i] !== null) { - this.reinterpretExpressionAsPattern(expr.elements[i]); - } - } - break; - case syntax_1.Syntax.ObjectExpression: - expr.type = syntax_1.Syntax.ObjectPattern; - for (var i = 0; i < expr.properties.length; i++) { - this.reinterpretExpressionAsPattern(expr.properties[i].value); - } - break; - case syntax_1.Syntax.AssignmentExpression: - expr.type = syntax_1.Syntax.AssignmentPattern; - delete expr.operator; - this.reinterpretExpressionAsPattern(expr.left); - break; - default: - // Allow other node type for tolerant parsing. - break; - } - }; - Parser.prototype.parseGroupExpression = function () { - var expr; - this.expect('('); - if (this.match(')')) { - this.nextToken(); - if (!this.match('=>')) { - this.expect('=>'); - } - expr = { - type: ArrowParameterPlaceHolder, - params: [], - async: false - }; - } - else { - var startToken = this.lookahead; - var params = []; - if (this.match('...')) { - expr = this.parseRestElement(params); - this.expect(')'); - if (!this.match('=>')) { - this.expect('=>'); - } - expr = { - type: ArrowParameterPlaceHolder, - params: [expr], - async: false - }; - } - else { - var arrow = false; - this.context.isBindingElement = true; - expr = this.inheritCoverGrammar(this.parseAssignmentExpression); - if (this.match(',')) { - var expressions = []; - this.context.isAssignmentTarget = false; - expressions.push(expr); - while (this.lookahead.type !== 2 /* EOF */) { - if (!this.match(',')) { - break; - } - this.nextToken(); - if (this.match(')')) { - this.nextToken(); - for (var i = 0; i < expressions.length; i++) { - this.reinterpretExpressionAsPattern(expressions[i]); - } - arrow = true; - expr = { - type: ArrowParameterPlaceHolder, - params: expressions, - async: false - }; - } - else if (this.match('...')) { - if (!this.context.isBindingElement) { - this.throwUnexpectedToken(this.lookahead); - } - expressions.push(this.parseRestElement(params)); - this.expect(')'); - if (!this.match('=>')) { - this.expect('=>'); - } - this.context.isBindingElement = false; - for (var i = 0; i < expressions.length; i++) { - this.reinterpretExpressionAsPattern(expressions[i]); - } - arrow = true; - expr = { - type: ArrowParameterPlaceHolder, - params: expressions, - async: false - }; - } - else { - expressions.push(this.inheritCoverGrammar(this.parseAssignmentExpression)); - } - if (arrow) { - break; - } - } - if (!arrow) { - expr = this.finalize(this.startNode(startToken), new Node.SequenceExpression(expressions)); - } - } - if (!arrow) { - this.expect(')'); - if (this.match('=>')) { - if (expr.type === syntax_1.Syntax.Identifier && expr.name === 'yield') { - arrow = true; - expr = { - type: ArrowParameterPlaceHolder, - params: [expr], - async: false - }; - } - if (!arrow) { - if (!this.context.isBindingElement) { - this.throwUnexpectedToken(this.lookahead); - } - if (expr.type === syntax_1.Syntax.SequenceExpression) { - for (var i = 0; i < expr.expressions.length; i++) { - this.reinterpretExpressionAsPattern(expr.expressions[i]); - } - } - else { - this.reinterpretExpressionAsPattern(expr); - } - var parameters = (expr.type === syntax_1.Syntax.SequenceExpression ? expr.expressions : [expr]); - expr = { - type: ArrowParameterPlaceHolder, - params: parameters, - async: false - }; - } - } - this.context.isBindingElement = false; - } - } - } - return expr; - }; - // https://tc39.github.io/ecma262/#sec-left-hand-side-expressions - Parser.prototype.parseArguments = function () { - this.expect('('); - var args = []; - if (!this.match(')')) { - while (true) { - var expr = this.match('...') ? this.parseSpreadElement() : - this.isolateCoverGrammar(this.parseAssignmentExpression); - args.push(expr); - if (this.match(')')) { - break; - } - this.expectCommaSeparator(); - if (this.match(')')) { - break; - } - } - } - this.expect(')'); - return args; - }; - Parser.prototype.isIdentifierName = function (token) { - return token.type === 3 /* Identifier */ || - token.type === 4 /* Keyword */ || - token.type === 1 /* BooleanLiteral */ || - token.type === 5 /* NullLiteral */; - }; - Parser.prototype.parseIdentifierName = function () { - var node = this.createNode(); - var token = this.nextToken(); - if (!this.isIdentifierName(token)) { - this.throwUnexpectedToken(token); - } - return this.finalize(node, new Node.Identifier(token.value)); - }; - Parser.prototype.parseNewExpression = function () { - var node = this.createNode(); - var id = this.parseIdentifierName(); - assert_1.assert(id.name === 'new', 'New expression must start with `new`'); - var expr; - if (this.match('.')) { - this.nextToken(); - if (this.lookahead.type === 3 /* Identifier */ && this.context.inFunctionBody && this.lookahead.value === 'target') { - var property = this.parseIdentifierName(); - expr = new Node.MetaProperty(id, property); - } - else { - this.throwUnexpectedToken(this.lookahead); - } - } - else { - var callee = this.isolateCoverGrammar(this.parseLeftHandSideExpression); - var args = this.match('(') ? this.parseArguments() : []; - expr = new Node.NewExpression(callee, args); - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - } - return this.finalize(node, expr); - }; - Parser.prototype.parseAsyncArgument = function () { - var arg = this.parseAssignmentExpression(); - this.context.firstCoverInitializedNameError = null; - return arg; - }; - Parser.prototype.parseAsyncArguments = function () { - this.expect('('); - var args = []; - if (!this.match(')')) { - while (true) { - var expr = this.match('...') ? this.parseSpreadElement() : - this.isolateCoverGrammar(this.parseAsyncArgument); - args.push(expr); - if (this.match(')')) { - break; - } - this.expectCommaSeparator(); - if (this.match(')')) { - break; - } - } - } - this.expect(')'); - return args; - }; - Parser.prototype.parseLeftHandSideExpressionAllowCall = function () { - var startToken = this.lookahead; - var maybeAsync = this.matchContextualKeyword('async'); - var previousAllowIn = this.context.allowIn; - this.context.allowIn = true; - var expr; - if (this.matchKeyword('super') && this.context.inFunctionBody) { - expr = this.createNode(); - this.nextToken(); - expr = this.finalize(expr, new Node.Super()); - if (!this.match('(') && !this.match('.') && !this.match('[')) { - this.throwUnexpectedToken(this.lookahead); - } - } - else { - expr = this.inheritCoverGrammar(this.matchKeyword('new') ? this.parseNewExpression : this.parsePrimaryExpression); - } - while (true) { - if (this.match('.')) { - this.context.isBindingElement = false; - this.context.isAssignmentTarget = true; - this.expect('.'); - var property = this.parseIdentifierName(); - expr = this.finalize(this.startNode(startToken), new Node.StaticMemberExpression(expr, property)); - } - else if (this.match('(')) { - var asyncArrow = maybeAsync && (startToken.lineNumber === this.lookahead.lineNumber); - this.context.isBindingElement = false; - this.context.isAssignmentTarget = false; - var args = asyncArrow ? this.parseAsyncArguments() : this.parseArguments(); - expr = this.finalize(this.startNode(startToken), new Node.CallExpression(expr, args)); - if (asyncArrow && this.match('=>')) { - for (var i = 0; i < args.length; ++i) { - this.reinterpretExpressionAsPattern(args[i]); - } - expr = { - type: ArrowParameterPlaceHolder, - params: args, - async: true - }; - } - } - else if (this.match('[')) { - this.context.isBindingElement = false; - this.context.isAssignmentTarget = true; - this.expect('['); - var property = this.isolateCoverGrammar(this.parseExpression); - this.expect(']'); - expr = this.finalize(this.startNode(startToken), new Node.ComputedMemberExpression(expr, property)); - } - else if (this.lookahead.type === 10 /* Template */ && this.lookahead.head) { - var quasi = this.parseTemplateLiteral(); - expr = this.finalize(this.startNode(startToken), new Node.TaggedTemplateExpression(expr, quasi)); - } - else { - break; - } - } - this.context.allowIn = previousAllowIn; - return expr; - }; - Parser.prototype.parseSuper = function () { - var node = this.createNode(); - this.expectKeyword('super'); - if (!this.match('[') && !this.match('.')) { - this.throwUnexpectedToken(this.lookahead); - } - return this.finalize(node, new Node.Super()); - }; - Parser.prototype.parseLeftHandSideExpression = function () { - assert_1.assert(this.context.allowIn, 'callee of new expression always allow in keyword.'); - var node = this.startNode(this.lookahead); - var expr = (this.matchKeyword('super') && this.context.inFunctionBody) ? this.parseSuper() : - this.inheritCoverGrammar(this.matchKeyword('new') ? this.parseNewExpression : this.parsePrimaryExpression); - while (true) { - if (this.match('[')) { - this.context.isBindingElement = false; - this.context.isAssignmentTarget = true; - this.expect('['); - var property = this.isolateCoverGrammar(this.parseExpression); - this.expect(']'); - expr = this.finalize(node, new Node.ComputedMemberExpression(expr, property)); - } - else if (this.match('.')) { - this.context.isBindingElement = false; - this.context.isAssignmentTarget = true; - this.expect('.'); - var property = this.parseIdentifierName(); - expr = this.finalize(node, new Node.StaticMemberExpression(expr, property)); - } - else if (this.lookahead.type === 10 /* Template */ && this.lookahead.head) { - var quasi = this.parseTemplateLiteral(); - expr = this.finalize(node, new Node.TaggedTemplateExpression(expr, quasi)); - } - else { - break; - } - } - return expr; - }; - // https://tc39.github.io/ecma262/#sec-update-expressions - Parser.prototype.parseUpdateExpression = function () { - var expr; - var startToken = this.lookahead; - if (this.match('++') || this.match('--')) { - var node = this.startNode(startToken); - var token = this.nextToken(); - expr = this.inheritCoverGrammar(this.parseUnaryExpression); - if (this.context.strict && expr.type === syntax_1.Syntax.Identifier && this.scanner.isRestrictedWord(expr.name)) { - this.tolerateError(messages_1.Messages.StrictLHSPrefix); - } - if (!this.context.isAssignmentTarget) { - this.tolerateError(messages_1.Messages.InvalidLHSInAssignment); - } - var prefix = true; - expr = this.finalize(node, new Node.UpdateExpression(token.value, expr, prefix)); - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - } - else { - expr = this.inheritCoverGrammar(this.parseLeftHandSideExpressionAllowCall); - if (!this.hasLineTerminator && this.lookahead.type === 7 /* Punctuator */) { - if (this.match('++') || this.match('--')) { - if (this.context.strict && expr.type === syntax_1.Syntax.Identifier && this.scanner.isRestrictedWord(expr.name)) { - this.tolerateError(messages_1.Messages.StrictLHSPostfix); - } - if (!this.context.isAssignmentTarget) { - this.tolerateError(messages_1.Messages.InvalidLHSInAssignment); - } - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - var operator = this.nextToken().value; - var prefix = false; - expr = this.finalize(this.startNode(startToken), new Node.UpdateExpression(operator, expr, prefix)); - } - } - } - return expr; - }; - // https://tc39.github.io/ecma262/#sec-unary-operators - Parser.prototype.parseAwaitExpression = function () { - var node = this.createNode(); - this.nextToken(); - var argument = this.parseUnaryExpression(); - return this.finalize(node, new Node.AwaitExpression(argument)); - }; - Parser.prototype.parseUnaryExpression = function () { - var expr; - if (this.match('+') || this.match('-') || this.match('~') || this.match('!') || - this.matchKeyword('delete') || this.matchKeyword('void') || this.matchKeyword('typeof')) { - var node = this.startNode(this.lookahead); - var token = this.nextToken(); - expr = this.inheritCoverGrammar(this.parseUnaryExpression); - expr = this.finalize(node, new Node.UnaryExpression(token.value, expr)); - if (this.context.strict && expr.operator === 'delete' && expr.argument.type === syntax_1.Syntax.Identifier) { - this.tolerateError(messages_1.Messages.StrictDelete); - } - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - } - else if (this.context.await && this.matchContextualKeyword('await')) { - expr = this.parseAwaitExpression(); - } - else { - expr = this.parseUpdateExpression(); - } - return expr; - }; - Parser.prototype.parseExponentiationExpression = function () { - var startToken = this.lookahead; - var expr = this.inheritCoverGrammar(this.parseUnaryExpression); - if (expr.type !== syntax_1.Syntax.UnaryExpression && this.match('**')) { - this.nextToken(); - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - var left = expr; - var right = this.isolateCoverGrammar(this.parseExponentiationExpression); - expr = this.finalize(this.startNode(startToken), new Node.BinaryExpression('**', left, right)); - } - return expr; - }; - // https://tc39.github.io/ecma262/#sec-exp-operator - // https://tc39.github.io/ecma262/#sec-multiplicative-operators - // https://tc39.github.io/ecma262/#sec-additive-operators - // https://tc39.github.io/ecma262/#sec-bitwise-shift-operators - // https://tc39.github.io/ecma262/#sec-relational-operators - // https://tc39.github.io/ecma262/#sec-equality-operators - // https://tc39.github.io/ecma262/#sec-binary-bitwise-operators - // https://tc39.github.io/ecma262/#sec-binary-logical-operators - Parser.prototype.binaryPrecedence = function (token) { - var op = token.value; - var precedence; - if (token.type === 7 /* Punctuator */) { - precedence = this.operatorPrecedence[op] || 0; - } - else if (token.type === 4 /* Keyword */) { - precedence = (op === 'instanceof' || (this.context.allowIn && op === 'in')) ? 7 : 0; - } - else { - precedence = 0; - } - return precedence; - }; - Parser.prototype.parseBinaryExpression = function () { - var startToken = this.lookahead; - var expr = this.inheritCoverGrammar(this.parseExponentiationExpression); - var token = this.lookahead; - var prec = this.binaryPrecedence(token); - if (prec > 0) { - this.nextToken(); - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - var markers = [startToken, this.lookahead]; - var left = expr; - var right = this.isolateCoverGrammar(this.parseExponentiationExpression); - var stack = [left, token.value, right]; - var precedences = [prec]; - while (true) { - prec = this.binaryPrecedence(this.lookahead); - if (prec <= 0) { - break; - } - // Reduce: make a binary expression from the three topmost entries. - while ((stack.length > 2) && (prec <= precedences[precedences.length - 1])) { - right = stack.pop(); - var operator = stack.pop(); - precedences.pop(); - left = stack.pop(); - markers.pop(); - var node = this.startNode(markers[markers.length - 1]); - stack.push(this.finalize(node, new Node.BinaryExpression(operator, left, right))); - } - // Shift. - stack.push(this.nextToken().value); - precedences.push(prec); - markers.push(this.lookahead); - stack.push(this.isolateCoverGrammar(this.parseExponentiationExpression)); - } - // Final reduce to clean-up the stack. - var i = stack.length - 1; - expr = stack[i]; - var lastMarker = markers.pop(); - while (i > 1) { - var marker = markers.pop(); - var lastLineStart = lastMarker && lastMarker.lineStart; - var node = this.startNode(marker, lastLineStart); - var operator = stack[i - 1]; - expr = this.finalize(node, new Node.BinaryExpression(operator, stack[i - 2], expr)); - i -= 2; - lastMarker = marker; - } - } - return expr; - }; - // https://tc39.github.io/ecma262/#sec-conditional-operator - Parser.prototype.parseConditionalExpression = function () { - var startToken = this.lookahead; - var expr = this.inheritCoverGrammar(this.parseBinaryExpression); - if (this.match('?')) { - this.nextToken(); - var previousAllowIn = this.context.allowIn; - this.context.allowIn = true; - var consequent = this.isolateCoverGrammar(this.parseAssignmentExpression); - this.context.allowIn = previousAllowIn; - this.expect(':'); - var alternate = this.isolateCoverGrammar(this.parseAssignmentExpression); - expr = this.finalize(this.startNode(startToken), new Node.ConditionalExpression(expr, consequent, alternate)); - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - } - return expr; - }; - // https://tc39.github.io/ecma262/#sec-assignment-operators - Parser.prototype.checkPatternParam = function (options, param) { - switch (param.type) { - case syntax_1.Syntax.Identifier: - this.validateParam(options, param, param.name); - break; - case syntax_1.Syntax.RestElement: - this.checkPatternParam(options, param.argument); - break; - case syntax_1.Syntax.AssignmentPattern: - this.checkPatternParam(options, param.left); - break; - case syntax_1.Syntax.ArrayPattern: - for (var i = 0; i < param.elements.length; i++) { - if (param.elements[i] !== null) { - this.checkPatternParam(options, param.elements[i]); - } - } - break; - case syntax_1.Syntax.ObjectPattern: - for (var i = 0; i < param.properties.length; i++) { - this.checkPatternParam(options, param.properties[i].value); - } - break; - default: - break; - } - options.simple = options.simple && (param instanceof Node.Identifier); - }; - Parser.prototype.reinterpretAsCoverFormalsList = function (expr) { - var params = [expr]; - var options; - var asyncArrow = false; - switch (expr.type) { - case syntax_1.Syntax.Identifier: - break; - case ArrowParameterPlaceHolder: - params = expr.params; - asyncArrow = expr.async; - break; - default: - return null; - } - options = { - simple: true, - paramSet: {} - }; - for (var i = 0; i < params.length; ++i) { - var param = params[i]; - if (param.type === syntax_1.Syntax.AssignmentPattern) { - if (param.right.type === syntax_1.Syntax.YieldExpression) { - if (param.right.argument) { - this.throwUnexpectedToken(this.lookahead); - } - param.right.type = syntax_1.Syntax.Identifier; - param.right.name = 'yield'; - delete param.right.argument; - delete param.right.delegate; - } - } - else if (asyncArrow && param.type === syntax_1.Syntax.Identifier && param.name === 'await') { - this.throwUnexpectedToken(this.lookahead); - } - this.checkPatternParam(options, param); - params[i] = param; - } - if (this.context.strict || !this.context.allowYield) { - for (var i = 0; i < params.length; ++i) { - var param = params[i]; - if (param.type === syntax_1.Syntax.YieldExpression) { - this.throwUnexpectedToken(this.lookahead); - } - } - } - if (options.message === messages_1.Messages.StrictParamDupe) { - var token = this.context.strict ? options.stricted : options.firstRestricted; - this.throwUnexpectedToken(token, options.message); - } - return { - simple: options.simple, - params: params, - stricted: options.stricted, - firstRestricted: options.firstRestricted, - message: options.message - }; - }; - Parser.prototype.parseAssignmentExpression = function () { - var expr; - if (!this.context.allowYield && this.matchKeyword('yield')) { - expr = this.parseYieldExpression(); - } - else { - var startToken = this.lookahead; - var token = startToken; - expr = this.parseConditionalExpression(); - if (token.type === 3 /* Identifier */ && (token.lineNumber === this.lookahead.lineNumber) && token.value === 'async') { - if (this.lookahead.type === 3 /* Identifier */ || this.matchKeyword('yield')) { - var arg = this.parsePrimaryExpression(); - this.reinterpretExpressionAsPattern(arg); - expr = { - type: ArrowParameterPlaceHolder, - params: [arg], - async: true - }; - } - } - if (expr.type === ArrowParameterPlaceHolder || this.match('=>')) { - // https://tc39.github.io/ecma262/#sec-arrow-function-definitions - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - var isAsync = expr.async; - var list = this.reinterpretAsCoverFormalsList(expr); - if (list) { - if (this.hasLineTerminator) { - this.tolerateUnexpectedToken(this.lookahead); - } - this.context.firstCoverInitializedNameError = null; - var previousStrict = this.context.strict; - var previousAllowStrictDirective = this.context.allowStrictDirective; - this.context.allowStrictDirective = list.simple; - var previousAllowYield = this.context.allowYield; - var previousAwait = this.context.await; - this.context.allowYield = true; - this.context.await = isAsync; - var node = this.startNode(startToken); - this.expect('=>'); - var body = void 0; - if (this.match('{')) { - var previousAllowIn = this.context.allowIn; - this.context.allowIn = true; - body = this.parseFunctionSourceElements(); - this.context.allowIn = previousAllowIn; - } - else { - body = this.isolateCoverGrammar(this.parseAssignmentExpression); - } - var expression = body.type !== syntax_1.Syntax.BlockStatement; - if (this.context.strict && list.firstRestricted) { - this.throwUnexpectedToken(list.firstRestricted, list.message); - } - if (this.context.strict && list.stricted) { - this.tolerateUnexpectedToken(list.stricted, list.message); - } - expr = isAsync ? this.finalize(node, new Node.AsyncArrowFunctionExpression(list.params, body, expression)) : - this.finalize(node, new Node.ArrowFunctionExpression(list.params, body, expression)); - this.context.strict = previousStrict; - this.context.allowStrictDirective = previousAllowStrictDirective; - this.context.allowYield = previousAllowYield; - this.context.await = previousAwait; - } - } - else { - if (this.matchAssign()) { - if (!this.context.isAssignmentTarget) { - this.tolerateError(messages_1.Messages.InvalidLHSInAssignment); - } - if (this.context.strict && expr.type === syntax_1.Syntax.Identifier) { - var id = expr; - if (this.scanner.isRestrictedWord(id.name)) { - this.tolerateUnexpectedToken(token, messages_1.Messages.StrictLHSAssignment); - } - if (this.scanner.isStrictModeReservedWord(id.name)) { - this.tolerateUnexpectedToken(token, messages_1.Messages.StrictReservedWord); - } - } - if (!this.match('=')) { - this.context.isAssignmentTarget = false; - this.context.isBindingElement = false; - } - else { - this.reinterpretExpressionAsPattern(expr); - } - token = this.nextToken(); - var operator = token.value; - var right = this.isolateCoverGrammar(this.parseAssignmentExpression); - expr = this.finalize(this.startNode(startToken), new Node.AssignmentExpression(operator, expr, right)); - this.context.firstCoverInitializedNameError = null; - } - } - } - return expr; - }; - // https://tc39.github.io/ecma262/#sec-comma-operator - Parser.prototype.parseExpression = function () { - var startToken = this.lookahead; - var expr = this.isolateCoverGrammar(this.parseAssignmentExpression); - if (this.match(',')) { - var expressions = []; - expressions.push(expr); - while (this.lookahead.type !== 2 /* EOF */) { - if (!this.match(',')) { - break; - } - this.nextToken(); - expressions.push(this.isolateCoverGrammar(this.parseAssignmentExpression)); - } - expr = this.finalize(this.startNode(startToken), new Node.SequenceExpression(expressions)); - } - return expr; - }; - // https://tc39.github.io/ecma262/#sec-block - Parser.prototype.parseStatementListItem = function () { - var statement; - this.context.isAssignmentTarget = true; - this.context.isBindingElement = true; - if (this.lookahead.type === 4 /* Keyword */) { - switch (this.lookahead.value) { - case 'export': - if (!this.context.isModule) { - this.tolerateUnexpectedToken(this.lookahead, messages_1.Messages.IllegalExportDeclaration); - } - statement = this.parseExportDeclaration(); - break; - case 'import': - if (!this.context.isModule) { - this.tolerateUnexpectedToken(this.lookahead, messages_1.Messages.IllegalImportDeclaration); - } - statement = this.parseImportDeclaration(); - break; - case 'const': - statement = this.parseLexicalDeclaration({ inFor: false }); - break; - case 'function': - statement = this.parseFunctionDeclaration(); - break; - case 'class': - statement = this.parseClassDeclaration(); - break; - case 'let': - statement = this.isLexicalDeclaration() ? this.parseLexicalDeclaration({ inFor: false }) : this.parseStatement(); - break; - default: - statement = this.parseStatement(); - break; - } - } - else { - statement = this.parseStatement(); - } - return statement; - }; - Parser.prototype.parseBlock = function () { - var node = this.createNode(); - this.expect('{'); - var block = []; - while (true) { - if (this.match('}')) { - break; - } - block.push(this.parseStatementListItem()); - } - this.expect('}'); - return this.finalize(node, new Node.BlockStatement(block)); - }; - // https://tc39.github.io/ecma262/#sec-let-and-const-declarations - Parser.prototype.parseLexicalBinding = function (kind, options) { - var node = this.createNode(); - var params = []; - var id = this.parsePattern(params, kind); - if (this.context.strict && id.type === syntax_1.Syntax.Identifier) { - if (this.scanner.isRestrictedWord(id.name)) { - this.tolerateError(messages_1.Messages.StrictVarName); - } - } - var init = null; - if (kind === 'const') { - if (!this.matchKeyword('in') && !this.matchContextualKeyword('of')) { - if (this.match('=')) { - this.nextToken(); - init = this.isolateCoverGrammar(this.parseAssignmentExpression); - } - else { - this.throwError(messages_1.Messages.DeclarationMissingInitializer, 'const'); - } - } - } - else if ((!options.inFor && id.type !== syntax_1.Syntax.Identifier) || this.match('=')) { - this.expect('='); - init = this.isolateCoverGrammar(this.parseAssignmentExpression); - } - return this.finalize(node, new Node.VariableDeclarator(id, init)); - }; - Parser.prototype.parseBindingList = function (kind, options) { - var list = [this.parseLexicalBinding(kind, options)]; - while (this.match(',')) { - this.nextToken(); - list.push(this.parseLexicalBinding(kind, options)); - } - return list; - }; - Parser.prototype.isLexicalDeclaration = function () { - var state = this.scanner.saveState(); - this.scanner.scanComments(); - var next = this.scanner.lex(); - this.scanner.restoreState(state); - return (next.type === 3 /* Identifier */) || - (next.type === 7 /* Punctuator */ && next.value === '[') || - (next.type === 7 /* Punctuator */ && next.value === '{') || - (next.type === 4 /* Keyword */ && next.value === 'let') || - (next.type === 4 /* Keyword */ && next.value === 'yield'); - }; - Parser.prototype.parseLexicalDeclaration = function (options) { - var node = this.createNode(); - var kind = this.nextToken().value; - assert_1.assert(kind === 'let' || kind === 'const', 'Lexical declaration must be either let or const'); - var declarations = this.parseBindingList(kind, options); - this.consumeSemicolon(); - return this.finalize(node, new Node.VariableDeclaration(declarations, kind)); - }; - // https://tc39.github.io/ecma262/#sec-destructuring-binding-patterns - Parser.prototype.parseBindingRestElement = function (params, kind) { - var node = this.createNode(); - this.expect('...'); - var arg = this.parsePattern(params, kind); - return this.finalize(node, new Node.RestElement(arg)); - }; - Parser.prototype.parseArrayPattern = function (params, kind) { - var node = this.createNode(); - this.expect('['); - var elements = []; - while (!this.match(']')) { - if (this.match(',')) { - this.nextToken(); - elements.push(null); - } - else { - if (this.match('...')) { - elements.push(this.parseBindingRestElement(params, kind)); - break; - } - else { - elements.push(this.parsePatternWithDefault(params, kind)); - } - if (!this.match(']')) { - this.expect(','); - } - } - } - this.expect(']'); - return this.finalize(node, new Node.ArrayPattern(elements)); - }; - Parser.prototype.parsePropertyPattern = function (params, kind) { - var node = this.createNode(); - var computed = false; - var shorthand = false; - var method = false; - var key; - var value; - if (this.lookahead.type === 3 /* Identifier */) { - var keyToken = this.lookahead; - key = this.parseVariableIdentifier(); - var init = this.finalize(node, new Node.Identifier(keyToken.value)); - if (this.match('=')) { - params.push(keyToken); - shorthand = true; - this.nextToken(); - var expr = this.parseAssignmentExpression(); - value = this.finalize(this.startNode(keyToken), new Node.AssignmentPattern(init, expr)); - } - else if (!this.match(':')) { - params.push(keyToken); - shorthand = true; - value = init; - } - else { - this.expect(':'); - value = this.parsePatternWithDefault(params, kind); - } - } - else { - computed = this.match('['); - key = this.parseObjectPropertyKey(); - this.expect(':'); - value = this.parsePatternWithDefault(params, kind); - } - return this.finalize(node, new Node.Property('init', key, computed, value, method, shorthand)); - }; - Parser.prototype.parseObjectPattern = function (params, kind) { - var node = this.createNode(); - var properties = []; - this.expect('{'); - while (!this.match('}')) { - properties.push(this.parsePropertyPattern(params, kind)); - if (!this.match('}')) { - this.expect(','); - } - } - this.expect('}'); - return this.finalize(node, new Node.ObjectPattern(properties)); - }; - Parser.prototype.parsePattern = function (params, kind) { - var pattern; - if (this.match('[')) { - pattern = this.parseArrayPattern(params, kind); - } - else if (this.match('{')) { - pattern = this.parseObjectPattern(params, kind); - } - else { - if (this.matchKeyword('let') && (kind === 'const' || kind === 'let')) { - this.tolerateUnexpectedToken(this.lookahead, messages_1.Messages.LetInLexicalBinding); - } - params.push(this.lookahead); - pattern = this.parseVariableIdentifier(kind); - } - return pattern; - }; - Parser.prototype.parsePatternWithDefault = function (params, kind) { - var startToken = this.lookahead; - var pattern = this.parsePattern(params, kind); - if (this.match('=')) { - this.nextToken(); - var previousAllowYield = this.context.allowYield; - this.context.allowYield = true; - var right = this.isolateCoverGrammar(this.parseAssignmentExpression); - this.context.allowYield = previousAllowYield; - pattern = this.finalize(this.startNode(startToken), new Node.AssignmentPattern(pattern, right)); - } - return pattern; - }; - // https://tc39.github.io/ecma262/#sec-variable-statement - Parser.prototype.parseVariableIdentifier = function (kind) { - var node = this.createNode(); - var token = this.nextToken(); - if (token.type === 4 /* Keyword */ && token.value === 'yield') { - if (this.context.strict) { - this.tolerateUnexpectedToken(token, messages_1.Messages.StrictReservedWord); - } - else if (!this.context.allowYield) { - this.throwUnexpectedToken(token); - } - } - else if (token.type !== 3 /* Identifier */) { - if (this.context.strict && token.type === 4 /* Keyword */ && this.scanner.isStrictModeReservedWord(token.value)) { - this.tolerateUnexpectedToken(token, messages_1.Messages.StrictReservedWord); - } - else { - if (this.context.strict || token.value !== 'let' || kind !== 'var') { - this.throwUnexpectedToken(token); - } - } - } - else if ((this.context.isModule || this.context.await) && token.type === 3 /* Identifier */ && token.value === 'await') { - this.tolerateUnexpectedToken(token); - } - return this.finalize(node, new Node.Identifier(token.value)); - }; - Parser.prototype.parseVariableDeclaration = function (options) { - var node = this.createNode(); - var params = []; - var id = this.parsePattern(params, 'var'); - if (this.context.strict && id.type === syntax_1.Syntax.Identifier) { - if (this.scanner.isRestrictedWord(id.name)) { - this.tolerateError(messages_1.Messages.StrictVarName); - } - } - var init = null; - if (this.match('=')) { - this.nextToken(); - init = this.isolateCoverGrammar(this.parseAssignmentExpression); - } - else if (id.type !== syntax_1.Syntax.Identifier && !options.inFor) { - this.expect('='); - } - return this.finalize(node, new Node.VariableDeclarator(id, init)); - }; - Parser.prototype.parseVariableDeclarationList = function (options) { - var opt = { inFor: options.inFor }; - var list = []; - list.push(this.parseVariableDeclaration(opt)); - while (this.match(',')) { - this.nextToken(); - list.push(this.parseVariableDeclaration(opt)); - } - return list; - }; - Parser.prototype.parseVariableStatement = function () { - var node = this.createNode(); - this.expectKeyword('var'); - var declarations = this.parseVariableDeclarationList({ inFor: false }); - this.consumeSemicolon(); - return this.finalize(node, new Node.VariableDeclaration(declarations, 'var')); - }; - // https://tc39.github.io/ecma262/#sec-empty-statement - Parser.prototype.parseEmptyStatement = function () { - var node = this.createNode(); - this.expect(';'); - return this.finalize(node, new Node.EmptyStatement()); - }; - // https://tc39.github.io/ecma262/#sec-expression-statement - Parser.prototype.parseExpressionStatement = function () { - var node = this.createNode(); - var expr = this.parseExpression(); - this.consumeSemicolon(); - return this.finalize(node, new Node.ExpressionStatement(expr)); - }; - // https://tc39.github.io/ecma262/#sec-if-statement - Parser.prototype.parseIfClause = function () { - if (this.context.strict && this.matchKeyword('function')) { - this.tolerateError(messages_1.Messages.StrictFunction); - } - return this.parseStatement(); - }; - Parser.prototype.parseIfStatement = function () { - var node = this.createNode(); - var consequent; - var alternate = null; - this.expectKeyword('if'); - this.expect('('); - var test = this.parseExpression(); - if (!this.match(')') && this.config.tolerant) { - this.tolerateUnexpectedToken(this.nextToken()); - consequent = this.finalize(this.createNode(), new Node.EmptyStatement()); - } - else { - this.expect(')'); - consequent = this.parseIfClause(); - if (this.matchKeyword('else')) { - this.nextToken(); - alternate = this.parseIfClause(); - } - } - return this.finalize(node, new Node.IfStatement(test, consequent, alternate)); - }; - // https://tc39.github.io/ecma262/#sec-do-while-statement - Parser.prototype.parseDoWhileStatement = function () { - var node = this.createNode(); - this.expectKeyword('do'); - var previousInIteration = this.context.inIteration; - this.context.inIteration = true; - var body = this.parseStatement(); - this.context.inIteration = previousInIteration; - this.expectKeyword('while'); - this.expect('('); - var test = this.parseExpression(); - if (!this.match(')') && this.config.tolerant) { - this.tolerateUnexpectedToken(this.nextToken()); - } - else { - this.expect(')'); - if (this.match(';')) { - this.nextToken(); - } - } - return this.finalize(node, new Node.DoWhileStatement(body, test)); - }; - // https://tc39.github.io/ecma262/#sec-while-statement - Parser.prototype.parseWhileStatement = function () { - var node = this.createNode(); - var body; - this.expectKeyword('while'); - this.expect('('); - var test = this.parseExpression(); - if (!this.match(')') && this.config.tolerant) { - this.tolerateUnexpectedToken(this.nextToken()); - body = this.finalize(this.createNode(), new Node.EmptyStatement()); - } - else { - this.expect(')'); - var previousInIteration = this.context.inIteration; - this.context.inIteration = true; - body = this.parseStatement(); - this.context.inIteration = previousInIteration; - } - return this.finalize(node, new Node.WhileStatement(test, body)); - }; - // https://tc39.github.io/ecma262/#sec-for-statement - // https://tc39.github.io/ecma262/#sec-for-in-and-for-of-statements - Parser.prototype.parseForStatement = function () { - var init = null; - var test = null; - var update = null; - var forIn = true; - var left, right; - var node = this.createNode(); - this.expectKeyword('for'); - this.expect('('); - if (this.match(';')) { - this.nextToken(); - } - else { - if (this.matchKeyword('var')) { - init = this.createNode(); - this.nextToken(); - var previousAllowIn = this.context.allowIn; - this.context.allowIn = false; - var declarations = this.parseVariableDeclarationList({ inFor: true }); - this.context.allowIn = previousAllowIn; - if (declarations.length === 1 && this.matchKeyword('in')) { - var decl = declarations[0]; - if (decl.init && (decl.id.type === syntax_1.Syntax.ArrayPattern || decl.id.type === syntax_1.Syntax.ObjectPattern || this.context.strict)) { - this.tolerateError(messages_1.Messages.ForInOfLoopInitializer, 'for-in'); - } - init = this.finalize(init, new Node.VariableDeclaration(declarations, 'var')); - this.nextToken(); - left = init; - right = this.parseExpression(); - init = null; - } - else if (declarations.length === 1 && declarations[0].init === null && this.matchContextualKeyword('of')) { - init = this.finalize(init, new Node.VariableDeclaration(declarations, 'var')); - this.nextToken(); - left = init; - right = this.parseAssignmentExpression(); - init = null; - forIn = false; - } - else { - init = this.finalize(init, new Node.VariableDeclaration(declarations, 'var')); - this.expect(';'); - } - } - else if (this.matchKeyword('const') || this.matchKeyword('let')) { - init = this.createNode(); - var kind = this.nextToken().value; - if (!this.context.strict && this.lookahead.value === 'in') { - init = this.finalize(init, new Node.Identifier(kind)); - this.nextToken(); - left = init; - right = this.parseExpression(); - init = null; - } - else { - var previousAllowIn = this.context.allowIn; - this.context.allowIn = false; - var declarations = this.parseBindingList(kind, { inFor: true }); - this.context.allowIn = previousAllowIn; - if (declarations.length === 1 && declarations[0].init === null && this.matchKeyword('in')) { - init = this.finalize(init, new Node.VariableDeclaration(declarations, kind)); - this.nextToken(); - left = init; - right = this.parseExpression(); - init = null; - } - else if (declarations.length === 1 && declarations[0].init === null && this.matchContextualKeyword('of')) { - init = this.finalize(init, new Node.VariableDeclaration(declarations, kind)); - this.nextToken(); - left = init; - right = this.parseAssignmentExpression(); - init = null; - forIn = false; - } - else { - this.consumeSemicolon(); - init = this.finalize(init, new Node.VariableDeclaration(declarations, kind)); - } - } - } - else { - var initStartToken = this.lookahead; - var previousAllowIn = this.context.allowIn; - this.context.allowIn = false; - init = this.inheritCoverGrammar(this.parseAssignmentExpression); - this.context.allowIn = previousAllowIn; - if (this.matchKeyword('in')) { - if (!this.context.isAssignmentTarget || init.type === syntax_1.Syntax.AssignmentExpression) { - this.tolerateError(messages_1.Messages.InvalidLHSInForIn); - } - this.nextToken(); - this.reinterpretExpressionAsPattern(init); - left = init; - right = this.parseExpression(); - init = null; - } - else if (this.matchContextualKeyword('of')) { - if (!this.context.isAssignmentTarget || init.type === syntax_1.Syntax.AssignmentExpression) { - this.tolerateError(messages_1.Messages.InvalidLHSInForLoop); - } - this.nextToken(); - this.reinterpretExpressionAsPattern(init); - left = init; - right = this.parseAssignmentExpression(); - init = null; - forIn = false; - } - else { - if (this.match(',')) { - var initSeq = [init]; - while (this.match(',')) { - this.nextToken(); - initSeq.push(this.isolateCoverGrammar(this.parseAssignmentExpression)); - } - init = this.finalize(this.startNode(initStartToken), new Node.SequenceExpression(initSeq)); - } - this.expect(';'); - } - } - } - if (typeof left === 'undefined') { - if (!this.match(';')) { - test = this.parseExpression(); - } - this.expect(';'); - if (!this.match(')')) { - update = this.parseExpression(); - } - } - var body; - if (!this.match(')') && this.config.tolerant) { - this.tolerateUnexpectedToken(this.nextToken()); - body = this.finalize(this.createNode(), new Node.EmptyStatement()); - } - else { - this.expect(')'); - var previousInIteration = this.context.inIteration; - this.context.inIteration = true; - body = this.isolateCoverGrammar(this.parseStatement); - this.context.inIteration = previousInIteration; - } - return (typeof left === 'undefined') ? - this.finalize(node, new Node.ForStatement(init, test, update, body)) : - forIn ? this.finalize(node, new Node.ForInStatement(left, right, body)) : - this.finalize(node, new Node.ForOfStatement(left, right, body)); - }; - // https://tc39.github.io/ecma262/#sec-continue-statement - Parser.prototype.parseContinueStatement = function () { - var node = this.createNode(); - this.expectKeyword('continue'); - var label = null; - if (this.lookahead.type === 3 /* Identifier */ && !this.hasLineTerminator) { - var id = this.parseVariableIdentifier(); - label = id; - var key = '$' + id.name; - if (!Object.prototype.hasOwnProperty.call(this.context.labelSet, key)) { - this.throwError(messages_1.Messages.UnknownLabel, id.name); - } - } - this.consumeSemicolon(); - if (label === null && !this.context.inIteration) { - this.throwError(messages_1.Messages.IllegalContinue); - } - return this.finalize(node, new Node.ContinueStatement(label)); - }; - // https://tc39.github.io/ecma262/#sec-break-statement - Parser.prototype.parseBreakStatement = function () { - var node = this.createNode(); - this.expectKeyword('break'); - var label = null; - if (this.lookahead.type === 3 /* Identifier */ && !this.hasLineTerminator) { - var id = this.parseVariableIdentifier(); - var key = '$' + id.name; - if (!Object.prototype.hasOwnProperty.call(this.context.labelSet, key)) { - this.throwError(messages_1.Messages.UnknownLabel, id.name); - } - label = id; - } - this.consumeSemicolon(); - if (label === null && !this.context.inIteration && !this.context.inSwitch) { - this.throwError(messages_1.Messages.IllegalBreak); - } - return this.finalize(node, new Node.BreakStatement(label)); - }; - // https://tc39.github.io/ecma262/#sec-return-statement - Parser.prototype.parseReturnStatement = function () { - if (!this.context.inFunctionBody) { - this.tolerateError(messages_1.Messages.IllegalReturn); - } - var node = this.createNode(); - this.expectKeyword('return'); - var hasArgument = (!this.match(';') && !this.match('}') && - !this.hasLineTerminator && this.lookahead.type !== 2 /* EOF */) || - this.lookahead.type === 8 /* StringLiteral */ || - this.lookahead.type === 10 /* Template */; - var argument = hasArgument ? this.parseExpression() : null; - this.consumeSemicolon(); - return this.finalize(node, new Node.ReturnStatement(argument)); - }; - // https://tc39.github.io/ecma262/#sec-with-statement - Parser.prototype.parseWithStatement = function () { - if (this.context.strict) { - this.tolerateError(messages_1.Messages.StrictModeWith); - } - var node = this.createNode(); - var body; - this.expectKeyword('with'); - this.expect('('); - var object = this.parseExpression(); - if (!this.match(')') && this.config.tolerant) { - this.tolerateUnexpectedToken(this.nextToken()); - body = this.finalize(this.createNode(), new Node.EmptyStatement()); - } - else { - this.expect(')'); - body = this.parseStatement(); - } - return this.finalize(node, new Node.WithStatement(object, body)); - }; - // https://tc39.github.io/ecma262/#sec-switch-statement - Parser.prototype.parseSwitchCase = function () { - var node = this.createNode(); - var test; - if (this.matchKeyword('default')) { - this.nextToken(); - test = null; - } - else { - this.expectKeyword('case'); - test = this.parseExpression(); - } - this.expect(':'); - var consequent = []; - while (true) { - if (this.match('}') || this.matchKeyword('default') || this.matchKeyword('case')) { - break; - } - consequent.push(this.parseStatementListItem()); - } - return this.finalize(node, new Node.SwitchCase(test, consequent)); - }; - Parser.prototype.parseSwitchStatement = function () { - var node = this.createNode(); - this.expectKeyword('switch'); - this.expect('('); - var discriminant = this.parseExpression(); - this.expect(')'); - var previousInSwitch = this.context.inSwitch; - this.context.inSwitch = true; - var cases = []; - var defaultFound = false; - this.expect('{'); - while (true) { - if (this.match('}')) { - break; - } - var clause = this.parseSwitchCase(); - if (clause.test === null) { - if (defaultFound) { - this.throwError(messages_1.Messages.MultipleDefaultsInSwitch); - } - defaultFound = true; - } - cases.push(clause); - } - this.expect('}'); - this.context.inSwitch = previousInSwitch; - return this.finalize(node, new Node.SwitchStatement(discriminant, cases)); - }; - // https://tc39.github.io/ecma262/#sec-labelled-statements - Parser.prototype.parseLabelledStatement = function () { - var node = this.createNode(); - var expr = this.parseExpression(); - var statement; - if ((expr.type === syntax_1.Syntax.Identifier) && this.match(':')) { - this.nextToken(); - var id = expr; - var key = '$' + id.name; - if (Object.prototype.hasOwnProperty.call(this.context.labelSet, key)) { - this.throwError(messages_1.Messages.Redeclaration, 'Label', id.name); - } - this.context.labelSet[key] = true; - var body = void 0; - if (this.matchKeyword('class')) { - this.tolerateUnexpectedToken(this.lookahead); - body = this.parseClassDeclaration(); - } - else if (this.matchKeyword('function')) { - var token = this.lookahead; - var declaration = this.parseFunctionDeclaration(); - if (this.context.strict) { - this.tolerateUnexpectedToken(token, messages_1.Messages.StrictFunction); - } - else if (declaration.generator) { - this.tolerateUnexpectedToken(token, messages_1.Messages.GeneratorInLegacyContext); - } - body = declaration; - } - else { - body = this.parseStatement(); - } - delete this.context.labelSet[key]; - statement = new Node.LabeledStatement(id, body); - } - else { - this.consumeSemicolon(); - statement = new Node.ExpressionStatement(expr); - } - return this.finalize(node, statement); - }; - // https://tc39.github.io/ecma262/#sec-throw-statement - Parser.prototype.parseThrowStatement = function () { - var node = this.createNode(); - this.expectKeyword('throw'); - if (this.hasLineTerminator) { - this.throwError(messages_1.Messages.NewlineAfterThrow); - } - var argument = this.parseExpression(); - this.consumeSemicolon(); - return this.finalize(node, new Node.ThrowStatement(argument)); - }; - // https://tc39.github.io/ecma262/#sec-try-statement - Parser.prototype.parseCatchClause = function () { - var node = this.createNode(); - this.expectKeyword('catch'); - this.expect('('); - if (this.match(')')) { - this.throwUnexpectedToken(this.lookahead); - } - var params = []; - var param = this.parsePattern(params); - var paramMap = {}; - for (var i = 0; i < params.length; i++) { - var key = '$' + params[i].value; - if (Object.prototype.hasOwnProperty.call(paramMap, key)) { - this.tolerateError(messages_1.Messages.DuplicateBinding, params[i].value); - } - paramMap[key] = true; - } - if (this.context.strict && param.type === syntax_1.Syntax.Identifier) { - if (this.scanner.isRestrictedWord(param.name)) { - this.tolerateError(messages_1.Messages.StrictCatchVariable); - } - } - this.expect(')'); - var body = this.parseBlock(); - return this.finalize(node, new Node.CatchClause(param, body)); - }; - Parser.prototype.parseFinallyClause = function () { - this.expectKeyword('finally'); - return this.parseBlock(); - }; - Parser.prototype.parseTryStatement = function () { - var node = this.createNode(); - this.expectKeyword('try'); - var block = this.parseBlock(); - var handler = this.matchKeyword('catch') ? this.parseCatchClause() : null; - var finalizer = this.matchKeyword('finally') ? this.parseFinallyClause() : null; - if (!handler && !finalizer) { - this.throwError(messages_1.Messages.NoCatchOrFinally); - } - return this.finalize(node, new Node.TryStatement(block, handler, finalizer)); - }; - // https://tc39.github.io/ecma262/#sec-debugger-statement - Parser.prototype.parseDebuggerStatement = function () { - var node = this.createNode(); - this.expectKeyword('debugger'); - this.consumeSemicolon(); - return this.finalize(node, new Node.DebuggerStatement()); - }; - // https://tc39.github.io/ecma262/#sec-ecmascript-language-statements-and-declarations - Parser.prototype.parseStatement = function () { - var statement; - switch (this.lookahead.type) { - case 1 /* BooleanLiteral */: - case 5 /* NullLiteral */: - case 6 /* NumericLiteral */: - case 8 /* StringLiteral */: - case 10 /* Template */: - case 9 /* RegularExpression */: - statement = this.parseExpressionStatement(); - break; - case 7 /* Punctuator */: - var value = this.lookahead.value; - if (value === '{') { - statement = this.parseBlock(); - } - else if (value === '(') { - statement = this.parseExpressionStatement(); - } - else if (value === ';') { - statement = this.parseEmptyStatement(); - } - else { - statement = this.parseExpressionStatement(); - } - break; - case 3 /* Identifier */: - statement = this.matchAsyncFunction() ? this.parseFunctionDeclaration() : this.parseLabelledStatement(); - break; - case 4 /* Keyword */: - switch (this.lookahead.value) { - case 'break': - statement = this.parseBreakStatement(); - break; - case 'continue': - statement = this.parseContinueStatement(); - break; - case 'debugger': - statement = this.parseDebuggerStatement(); - break; - case 'do': - statement = this.parseDoWhileStatement(); - break; - case 'for': - statement = this.parseForStatement(); - break; - case 'function': - statement = this.parseFunctionDeclaration(); - break; - case 'if': - statement = this.parseIfStatement(); - break; - case 'return': - statement = this.parseReturnStatement(); - break; - case 'switch': - statement = this.parseSwitchStatement(); - break; - case 'throw': - statement = this.parseThrowStatement(); - break; - case 'try': - statement = this.parseTryStatement(); - break; - case 'var': - statement = this.parseVariableStatement(); - break; - case 'while': - statement = this.parseWhileStatement(); - break; - case 'with': - statement = this.parseWithStatement(); - break; - default: - statement = this.parseExpressionStatement(); - break; - } - break; - default: - statement = this.throwUnexpectedToken(this.lookahead); - } - return statement; - }; - // https://tc39.github.io/ecma262/#sec-function-definitions - Parser.prototype.parseFunctionSourceElements = function () { - var node = this.createNode(); - this.expect('{'); - var body = this.parseDirectivePrologues(); - var previousLabelSet = this.context.labelSet; - var previousInIteration = this.context.inIteration; - var previousInSwitch = this.context.inSwitch; - var previousInFunctionBody = this.context.inFunctionBody; - this.context.labelSet = {}; - this.context.inIteration = false; - this.context.inSwitch = false; - this.context.inFunctionBody = true; - while (this.lookahead.type !== 2 /* EOF */) { - if (this.match('}')) { - break; - } - body.push(this.parseStatementListItem()); - } - this.expect('}'); - this.context.labelSet = previousLabelSet; - this.context.inIteration = previousInIteration; - this.context.inSwitch = previousInSwitch; - this.context.inFunctionBody = previousInFunctionBody; - return this.finalize(node, new Node.BlockStatement(body)); - }; - Parser.prototype.validateParam = function (options, param, name) { - var key = '$' + name; - if (this.context.strict) { - if (this.scanner.isRestrictedWord(name)) { - options.stricted = param; - options.message = messages_1.Messages.StrictParamName; - } - if (Object.prototype.hasOwnProperty.call(options.paramSet, key)) { - options.stricted = param; - options.message = messages_1.Messages.StrictParamDupe; - } - } - else if (!options.firstRestricted) { - if (this.scanner.isRestrictedWord(name)) { - options.firstRestricted = param; - options.message = messages_1.Messages.StrictParamName; - } - else if (this.scanner.isStrictModeReservedWord(name)) { - options.firstRestricted = param; - options.message = messages_1.Messages.StrictReservedWord; - } - else if (Object.prototype.hasOwnProperty.call(options.paramSet, key)) { - options.stricted = param; - options.message = messages_1.Messages.StrictParamDupe; - } - } - /* istanbul ignore next */ - if (typeof Object.defineProperty === 'function') { - Object.defineProperty(options.paramSet, key, { value: true, enumerable: true, writable: true, configurable: true }); - } - else { - options.paramSet[key] = true; - } - }; - Parser.prototype.parseRestElement = function (params) { - var node = this.createNode(); - this.expect('...'); - var arg = this.parsePattern(params); - if (this.match('=')) { - this.throwError(messages_1.Messages.DefaultRestParameter); - } - if (!this.match(')')) { - this.throwError(messages_1.Messages.ParameterAfterRestParameter); - } - return this.finalize(node, new Node.RestElement(arg)); - }; - Parser.prototype.parseFormalParameter = function (options) { - var params = []; - var param = this.match('...') ? this.parseRestElement(params) : this.parsePatternWithDefault(params); - for (var i = 0; i < params.length; i++) { - this.validateParam(options, params[i], params[i].value); - } - options.simple = options.simple && (param instanceof Node.Identifier); - options.params.push(param); - }; - Parser.prototype.parseFormalParameters = function (firstRestricted) { - var options; - options = { - simple: true, - params: [], - firstRestricted: firstRestricted - }; - this.expect('('); - if (!this.match(')')) { - options.paramSet = {}; - while (this.lookahead.type !== 2 /* EOF */) { - this.parseFormalParameter(options); - if (this.match(')')) { - break; - } - this.expect(','); - if (this.match(')')) { - break; - } - } - } - this.expect(')'); - return { - simple: options.simple, - params: options.params, - stricted: options.stricted, - firstRestricted: options.firstRestricted, - message: options.message - }; - }; - Parser.prototype.matchAsyncFunction = function () { - var match = this.matchContextualKeyword('async'); - if (match) { - var state = this.scanner.saveState(); - this.scanner.scanComments(); - var next = this.scanner.lex(); - this.scanner.restoreState(state); - match = (state.lineNumber === next.lineNumber) && (next.type === 4 /* Keyword */) && (next.value === 'function'); - } - return match; - }; - Parser.prototype.parseFunctionDeclaration = function (identifierIsOptional) { - var node = this.createNode(); - var isAsync = this.matchContextualKeyword('async'); - if (isAsync) { - this.nextToken(); - } - this.expectKeyword('function'); - var isGenerator = isAsync ? false : this.match('*'); - if (isGenerator) { - this.nextToken(); - } - var message; - var id = null; - var firstRestricted = null; - if (!identifierIsOptional || !this.match('(')) { - var token = this.lookahead; - id = this.parseVariableIdentifier(); - if (this.context.strict) { - if (this.scanner.isRestrictedWord(token.value)) { - this.tolerateUnexpectedToken(token, messages_1.Messages.StrictFunctionName); - } - } - else { - if (this.scanner.isRestrictedWord(token.value)) { - firstRestricted = token; - message = messages_1.Messages.StrictFunctionName; - } - else if (this.scanner.isStrictModeReservedWord(token.value)) { - firstRestricted = token; - message = messages_1.Messages.StrictReservedWord; - } - } - } - var previousAllowAwait = this.context.await; - var previousAllowYield = this.context.allowYield; - this.context.await = isAsync; - this.context.allowYield = !isGenerator; - var formalParameters = this.parseFormalParameters(firstRestricted); - var params = formalParameters.params; - var stricted = formalParameters.stricted; - firstRestricted = formalParameters.firstRestricted; - if (formalParameters.message) { - message = formalParameters.message; - } - var previousStrict = this.context.strict; - var previousAllowStrictDirective = this.context.allowStrictDirective; - this.context.allowStrictDirective = formalParameters.simple; - var body = this.parseFunctionSourceElements(); - if (this.context.strict && firstRestricted) { - this.throwUnexpectedToken(firstRestricted, message); - } - if (this.context.strict && stricted) { - this.tolerateUnexpectedToken(stricted, message); - } - this.context.strict = previousStrict; - this.context.allowStrictDirective = previousAllowStrictDirective; - this.context.await = previousAllowAwait; - this.context.allowYield = previousAllowYield; - return isAsync ? this.finalize(node, new Node.AsyncFunctionDeclaration(id, params, body)) : - this.finalize(node, new Node.FunctionDeclaration(id, params, body, isGenerator)); - }; - Parser.prototype.parseFunctionExpression = function () { - var node = this.createNode(); - var isAsync = this.matchContextualKeyword('async'); - if (isAsync) { - this.nextToken(); - } - this.expectKeyword('function'); - var isGenerator = isAsync ? false : this.match('*'); - if (isGenerator) { - this.nextToken(); - } - var message; - var id = null; - var firstRestricted; - var previousAllowAwait = this.context.await; - var previousAllowYield = this.context.allowYield; - this.context.await = isAsync; - this.context.allowYield = !isGenerator; - if (!this.match('(')) { - var token = this.lookahead; - id = (!this.context.strict && !isGenerator && this.matchKeyword('yield')) ? this.parseIdentifierName() : this.parseVariableIdentifier(); - if (this.context.strict) { - if (this.scanner.isRestrictedWord(token.value)) { - this.tolerateUnexpectedToken(token, messages_1.Messages.StrictFunctionName); - } - } - else { - if (this.scanner.isRestrictedWord(token.value)) { - firstRestricted = token; - message = messages_1.Messages.StrictFunctionName; - } - else if (this.scanner.isStrictModeReservedWord(token.value)) { - firstRestricted = token; - message = messages_1.Messages.StrictReservedWord; - } - } - } - var formalParameters = this.parseFormalParameters(firstRestricted); - var params = formalParameters.params; - var stricted = formalParameters.stricted; - firstRestricted = formalParameters.firstRestricted; - if (formalParameters.message) { - message = formalParameters.message; - } - var previousStrict = this.context.strict; - var previousAllowStrictDirective = this.context.allowStrictDirective; - this.context.allowStrictDirective = formalParameters.simple; - var body = this.parseFunctionSourceElements(); - if (this.context.strict && firstRestricted) { - this.throwUnexpectedToken(firstRestricted, message); - } - if (this.context.strict && stricted) { - this.tolerateUnexpectedToken(stricted, message); - } - this.context.strict = previousStrict; - this.context.allowStrictDirective = previousAllowStrictDirective; - this.context.await = previousAllowAwait; - this.context.allowYield = previousAllowYield; - return isAsync ? this.finalize(node, new Node.AsyncFunctionExpression(id, params, body)) : - this.finalize(node, new Node.FunctionExpression(id, params, body, isGenerator)); - }; - // https://tc39.github.io/ecma262/#sec-directive-prologues-and-the-use-strict-directive - Parser.prototype.parseDirective = function () { - var token = this.lookahead; - var node = this.createNode(); - var expr = this.parseExpression(); - var directive = (expr.type === syntax_1.Syntax.Literal) ? this.getTokenRaw(token).slice(1, -1) : null; - this.consumeSemicolon(); - return this.finalize(node, directive ? new Node.Directive(expr, directive) : new Node.ExpressionStatement(expr)); - }; - Parser.prototype.parseDirectivePrologues = function () { - var firstRestricted = null; - var body = []; - while (true) { - var token = this.lookahead; - if (token.type !== 8 /* StringLiteral */) { - break; - } - var statement = this.parseDirective(); - body.push(statement); - var directive = statement.directive; - if (typeof directive !== 'string') { - break; - } - if (directive === 'use strict') { - this.context.strict = true; - if (firstRestricted) { - this.tolerateUnexpectedToken(firstRestricted, messages_1.Messages.StrictOctalLiteral); - } - if (!this.context.allowStrictDirective) { - this.tolerateUnexpectedToken(token, messages_1.Messages.IllegalLanguageModeDirective); - } - } - else { - if (!firstRestricted && token.octal) { - firstRestricted = token; - } - } - } - return body; - }; - // https://tc39.github.io/ecma262/#sec-method-definitions - Parser.prototype.qualifiedPropertyName = function (token) { - switch (token.type) { - case 3 /* Identifier */: - case 8 /* StringLiteral */: - case 1 /* BooleanLiteral */: - case 5 /* NullLiteral */: - case 6 /* NumericLiteral */: - case 4 /* Keyword */: - return true; - case 7 /* Punctuator */: - return token.value === '['; - default: - break; - } - return false; - }; - Parser.prototype.parseGetterMethod = function () { - var node = this.createNode(); - var isGenerator = false; - var previousAllowYield = this.context.allowYield; - this.context.allowYield = !isGenerator; - var formalParameters = this.parseFormalParameters(); - if (formalParameters.params.length > 0) { - this.tolerateError(messages_1.Messages.BadGetterArity); - } - var method = this.parsePropertyMethod(formalParameters); - this.context.allowYield = previousAllowYield; - return this.finalize(node, new Node.FunctionExpression(null, formalParameters.params, method, isGenerator)); - }; - Parser.prototype.parseSetterMethod = function () { - var node = this.createNode(); - var isGenerator = false; - var previousAllowYield = this.context.allowYield; - this.context.allowYield = !isGenerator; - var formalParameters = this.parseFormalParameters(); - if (formalParameters.params.length !== 1) { - this.tolerateError(messages_1.Messages.BadSetterArity); - } - else if (formalParameters.params[0] instanceof Node.RestElement) { - this.tolerateError(messages_1.Messages.BadSetterRestParameter); - } - var method = this.parsePropertyMethod(formalParameters); - this.context.allowYield = previousAllowYield; - return this.finalize(node, new Node.FunctionExpression(null, formalParameters.params, method, isGenerator)); - }; - Parser.prototype.parseGeneratorMethod = function () { - var node = this.createNode(); - var isGenerator = true; - var previousAllowYield = this.context.allowYield; - this.context.allowYield = true; - var params = this.parseFormalParameters(); - this.context.allowYield = false; - var method = this.parsePropertyMethod(params); - this.context.allowYield = previousAllowYield; - return this.finalize(node, new Node.FunctionExpression(null, params.params, method, isGenerator)); - }; - // https://tc39.github.io/ecma262/#sec-generator-function-definitions - Parser.prototype.isStartOfExpression = function () { - var start = true; - var value = this.lookahead.value; - switch (this.lookahead.type) { - case 7 /* Punctuator */: - start = (value === '[') || (value === '(') || (value === '{') || - (value === '+') || (value === '-') || - (value === '!') || (value === '~') || - (value === '++') || (value === '--') || - (value === '/') || (value === '/='); // regular expression literal - break; - case 4 /* Keyword */: - start = (value === 'class') || (value === 'delete') || - (value === 'function') || (value === 'let') || (value === 'new') || - (value === 'super') || (value === 'this') || (value === 'typeof') || - (value === 'void') || (value === 'yield'); - break; - default: - break; - } - return start; - }; - Parser.prototype.parseYieldExpression = function () { - var node = this.createNode(); - this.expectKeyword('yield'); - var argument = null; - var delegate = false; - if (!this.hasLineTerminator) { - var previousAllowYield = this.context.allowYield; - this.context.allowYield = false; - delegate = this.match('*'); - if (delegate) { - this.nextToken(); - argument = this.parseAssignmentExpression(); - } - else if (this.isStartOfExpression()) { - argument = this.parseAssignmentExpression(); - } - this.context.allowYield = previousAllowYield; - } - return this.finalize(node, new Node.YieldExpression(argument, delegate)); - }; - // https://tc39.github.io/ecma262/#sec-class-definitions - Parser.prototype.parseClassElement = function (hasConstructor) { - var token = this.lookahead; - var node = this.createNode(); - var kind = ''; - var key = null; - var value = null; - var computed = false; - var method = false; - var isStatic = false; - var isAsync = false; - if (this.match('*')) { - this.nextToken(); - } - else { - computed = this.match('['); - key = this.parseObjectPropertyKey(); - var id = key; - if (id.name === 'static' && (this.qualifiedPropertyName(this.lookahead) || this.match('*'))) { - token = this.lookahead; - isStatic = true; - computed = this.match('['); - if (this.match('*')) { - this.nextToken(); - } - else { - key = this.parseObjectPropertyKey(); - } - } - if ((token.type === 3 /* Identifier */) && !this.hasLineTerminator && (token.value === 'async')) { - var punctuator = this.lookahead.value; - if (punctuator !== ':' && punctuator !== '(' && punctuator !== '*') { - isAsync = true; - token = this.lookahead; - key = this.parseObjectPropertyKey(); - if (token.type === 3 /* Identifier */ && token.value === 'constructor') { - this.tolerateUnexpectedToken(token, messages_1.Messages.ConstructorIsAsync); - } - } - } - } - var lookaheadPropertyKey = this.qualifiedPropertyName(this.lookahead); - if (token.type === 3 /* Identifier */) { - if (token.value === 'get' && lookaheadPropertyKey) { - kind = 'get'; - computed = this.match('['); - key = this.parseObjectPropertyKey(); - this.context.allowYield = false; - value = this.parseGetterMethod(); - } - else if (token.value === 'set' && lookaheadPropertyKey) { - kind = 'set'; - computed = this.match('['); - key = this.parseObjectPropertyKey(); - value = this.parseSetterMethod(); - } - } - else if (token.type === 7 /* Punctuator */ && token.value === '*' && lookaheadPropertyKey) { - kind = 'init'; - computed = this.match('['); - key = this.parseObjectPropertyKey(); - value = this.parseGeneratorMethod(); - method = true; - } - if (!kind && key && this.match('(')) { - kind = 'init'; - value = isAsync ? this.parsePropertyMethodAsyncFunction() : this.parsePropertyMethodFunction(); - method = true; - } - if (!kind) { - this.throwUnexpectedToken(this.lookahead); - } - if (kind === 'init') { - kind = 'method'; - } - if (!computed) { - if (isStatic && this.isPropertyKey(key, 'prototype')) { - this.throwUnexpectedToken(token, messages_1.Messages.StaticPrototype); - } - if (!isStatic && this.isPropertyKey(key, 'constructor')) { - if (kind !== 'method' || !method || (value && value.generator)) { - this.throwUnexpectedToken(token, messages_1.Messages.ConstructorSpecialMethod); - } - if (hasConstructor.value) { - this.throwUnexpectedToken(token, messages_1.Messages.DuplicateConstructor); - } - else { - hasConstructor.value = true; - } - kind = 'constructor'; - } - } - return this.finalize(node, new Node.MethodDefinition(key, computed, value, kind, isStatic)); - }; - Parser.prototype.parseClassElementList = function () { - var body = []; - var hasConstructor = { value: false }; - this.expect('{'); - while (!this.match('}')) { - if (this.match(';')) { - this.nextToken(); - } - else { - body.push(this.parseClassElement(hasConstructor)); - } - } - this.expect('}'); - return body; - }; - Parser.prototype.parseClassBody = function () { - var node = this.createNode(); - var elementList = this.parseClassElementList(); - return this.finalize(node, new Node.ClassBody(elementList)); - }; - Parser.prototype.parseClassDeclaration = function (identifierIsOptional) { - var node = this.createNode(); - var previousStrict = this.context.strict; - this.context.strict = true; - this.expectKeyword('class'); - var id = (identifierIsOptional && (this.lookahead.type !== 3 /* Identifier */)) ? null : this.parseVariableIdentifier(); - var superClass = null; - if (this.matchKeyword('extends')) { - this.nextToken(); - superClass = this.isolateCoverGrammar(this.parseLeftHandSideExpressionAllowCall); - } - var classBody = this.parseClassBody(); - this.context.strict = previousStrict; - return this.finalize(node, new Node.ClassDeclaration(id, superClass, classBody)); - }; - Parser.prototype.parseClassExpression = function () { - var node = this.createNode(); - var previousStrict = this.context.strict; - this.context.strict = true; - this.expectKeyword('class'); - var id = (this.lookahead.type === 3 /* Identifier */) ? this.parseVariableIdentifier() : null; - var superClass = null; - if (this.matchKeyword('extends')) { - this.nextToken(); - superClass = this.isolateCoverGrammar(this.parseLeftHandSideExpressionAllowCall); - } - var classBody = this.parseClassBody(); - this.context.strict = previousStrict; - return this.finalize(node, new Node.ClassExpression(id, superClass, classBody)); - }; - // https://tc39.github.io/ecma262/#sec-scripts - // https://tc39.github.io/ecma262/#sec-modules - Parser.prototype.parseModule = function () { - this.context.strict = true; - this.context.isModule = true; - this.scanner.isModule = true; - var node = this.createNode(); - var body = this.parseDirectivePrologues(); - while (this.lookahead.type !== 2 /* EOF */) { - body.push(this.parseStatementListItem()); - } - return this.finalize(node, new Node.Module(body)); - }; - Parser.prototype.parseScript = function () { - var node = this.createNode(); - var body = this.parseDirectivePrologues(); - while (this.lookahead.type !== 2 /* EOF */) { - body.push(this.parseStatementListItem()); - } - return this.finalize(node, new Node.Script(body)); - }; - // https://tc39.github.io/ecma262/#sec-imports - Parser.prototype.parseModuleSpecifier = function () { - var node = this.createNode(); - if (this.lookahead.type !== 8 /* StringLiteral */) { - this.throwError(messages_1.Messages.InvalidModuleSpecifier); - } - var token = this.nextToken(); - var raw = this.getTokenRaw(token); - return this.finalize(node, new Node.Literal(token.value, raw)); - }; - // import {} ...; - Parser.prototype.parseImportSpecifier = function () { - var node = this.createNode(); - var imported; - var local; - if (this.lookahead.type === 3 /* Identifier */) { - imported = this.parseVariableIdentifier(); - local = imported; - if (this.matchContextualKeyword('as')) { - this.nextToken(); - local = this.parseVariableIdentifier(); - } - } - else { - imported = this.parseIdentifierName(); - local = imported; - if (this.matchContextualKeyword('as')) { - this.nextToken(); - local = this.parseVariableIdentifier(); - } - else { - this.throwUnexpectedToken(this.nextToken()); - } - } - return this.finalize(node, new Node.ImportSpecifier(local, imported)); - }; - // {foo, bar as bas} - Parser.prototype.parseNamedImports = function () { - this.expect('{'); - var specifiers = []; - while (!this.match('}')) { - specifiers.push(this.parseImportSpecifier()); - if (!this.match('}')) { - this.expect(','); - } - } - this.expect('}'); - return specifiers; - }; - // import ...; - Parser.prototype.parseImportDefaultSpecifier = function () { - var node = this.createNode(); - var local = this.parseIdentifierName(); - return this.finalize(node, new Node.ImportDefaultSpecifier(local)); - }; - // import <* as foo> ...; - Parser.prototype.parseImportNamespaceSpecifier = function () { - var node = this.createNode(); - this.expect('*'); - if (!this.matchContextualKeyword('as')) { - this.throwError(messages_1.Messages.NoAsAfterImportNamespace); - } - this.nextToken(); - var local = this.parseIdentifierName(); - return this.finalize(node, new Node.ImportNamespaceSpecifier(local)); - }; - Parser.prototype.parseImportDeclaration = function () { - if (this.context.inFunctionBody) { - this.throwError(messages_1.Messages.IllegalImportDeclaration); - } - var node = this.createNode(); - this.expectKeyword('import'); - var src; - var specifiers = []; - if (this.lookahead.type === 8 /* StringLiteral */) { - // import 'foo'; - src = this.parseModuleSpecifier(); - } - else { - if (this.match('{')) { - // import {bar} - specifiers = specifiers.concat(this.parseNamedImports()); - } - else if (this.match('*')) { - // import * as foo - specifiers.push(this.parseImportNamespaceSpecifier()); - } - else if (this.isIdentifierName(this.lookahead) && !this.matchKeyword('default')) { - // import foo - specifiers.push(this.parseImportDefaultSpecifier()); - if (this.match(',')) { - this.nextToken(); - if (this.match('*')) { - // import foo, * as foo - specifiers.push(this.parseImportNamespaceSpecifier()); - } - else if (this.match('{')) { - // import foo, {bar} - specifiers = specifiers.concat(this.parseNamedImports()); - } - else { - this.throwUnexpectedToken(this.lookahead); - } - } - } - else { - this.throwUnexpectedToken(this.nextToken()); - } - if (!this.matchContextualKeyword('from')) { - var message = this.lookahead.value ? messages_1.Messages.UnexpectedToken : messages_1.Messages.MissingFromClause; - this.throwError(message, this.lookahead.value); - } - this.nextToken(); - src = this.parseModuleSpecifier(); - } - this.consumeSemicolon(); - return this.finalize(node, new Node.ImportDeclaration(specifiers, src)); - }; - // https://tc39.github.io/ecma262/#sec-exports - Parser.prototype.parseExportSpecifier = function () { - var node = this.createNode(); - var local = this.parseIdentifierName(); - var exported = local; - if (this.matchContextualKeyword('as')) { - this.nextToken(); - exported = this.parseIdentifierName(); - } - return this.finalize(node, new Node.ExportSpecifier(local, exported)); - }; - Parser.prototype.parseExportDeclaration = function () { - if (this.context.inFunctionBody) { - this.throwError(messages_1.Messages.IllegalExportDeclaration); - } - var node = this.createNode(); - this.expectKeyword('export'); - var exportDeclaration; - if (this.matchKeyword('default')) { - // export default ... - this.nextToken(); - if (this.matchKeyword('function')) { - // export default function foo () {} - // export default function () {} - var declaration = this.parseFunctionDeclaration(true); - exportDeclaration = this.finalize(node, new Node.ExportDefaultDeclaration(declaration)); - } - else if (this.matchKeyword('class')) { - // export default class foo {} - var declaration = this.parseClassDeclaration(true); - exportDeclaration = this.finalize(node, new Node.ExportDefaultDeclaration(declaration)); - } - else if (this.matchContextualKeyword('async')) { - // export default async function f () {} - // export default async function () {} - // export default async x => x - var declaration = this.matchAsyncFunction() ? this.parseFunctionDeclaration(true) : this.parseAssignmentExpression(); - exportDeclaration = this.finalize(node, new Node.ExportDefaultDeclaration(declaration)); - } - else { - if (this.matchContextualKeyword('from')) { - this.throwError(messages_1.Messages.UnexpectedToken, this.lookahead.value); - } - // export default {}; - // export default []; - // export default (1 + 2); - var declaration = this.match('{') ? this.parseObjectInitializer() : - this.match('[') ? this.parseArrayInitializer() : this.parseAssignmentExpression(); - this.consumeSemicolon(); - exportDeclaration = this.finalize(node, new Node.ExportDefaultDeclaration(declaration)); - } - } - else if (this.match('*')) { - // export * from 'foo'; - this.nextToken(); - if (!this.matchContextualKeyword('from')) { - var message = this.lookahead.value ? messages_1.Messages.UnexpectedToken : messages_1.Messages.MissingFromClause; - this.throwError(message, this.lookahead.value); - } - this.nextToken(); - var src = this.parseModuleSpecifier(); - this.consumeSemicolon(); - exportDeclaration = this.finalize(node, new Node.ExportAllDeclaration(src)); - } - else if (this.lookahead.type === 4 /* Keyword */) { - // export var f = 1; - var declaration = void 0; - switch (this.lookahead.value) { - case 'let': - case 'const': - declaration = this.parseLexicalDeclaration({ inFor: false }); - break; - case 'var': - case 'class': - case 'function': - declaration = this.parseStatementListItem(); - break; - default: - this.throwUnexpectedToken(this.lookahead); - } - exportDeclaration = this.finalize(node, new Node.ExportNamedDeclaration(declaration, [], null)); - } - else if (this.matchAsyncFunction()) { - var declaration = this.parseFunctionDeclaration(); - exportDeclaration = this.finalize(node, new Node.ExportNamedDeclaration(declaration, [], null)); - } - else { - var specifiers = []; - var source = null; - var isExportFromIdentifier = false; - this.expect('{'); - while (!this.match('}')) { - isExportFromIdentifier = isExportFromIdentifier || this.matchKeyword('default'); - specifiers.push(this.parseExportSpecifier()); - if (!this.match('}')) { - this.expect(','); - } - } - this.expect('}'); - if (this.matchContextualKeyword('from')) { - // export {default} from 'foo'; - // export {foo} from 'foo'; - this.nextToken(); - source = this.parseModuleSpecifier(); - this.consumeSemicolon(); - } - else if (isExportFromIdentifier) { - // export {default}; // missing fromClause - var message = this.lookahead.value ? messages_1.Messages.UnexpectedToken : messages_1.Messages.MissingFromClause; - this.throwError(message, this.lookahead.value); - } - else { - // export {foo}; - this.consumeSemicolon(); - } - exportDeclaration = this.finalize(node, new Node.ExportNamedDeclaration(null, specifiers, source)); - } - return exportDeclaration; - }; - return Parser; - }()); - exports.Parser = Parser; - - -/***/ }, -/* 9 */ -/***/ function(module, exports) { - - "use strict"; - // Ensure the condition is true, otherwise throw an error. - // This is only to have a better contract semantic, i.e. another safety net - // to catch a logic error. The condition shall be fulfilled in normal case. - // Do NOT use this to enforce a certain condition on any user input. - Object.defineProperty(exports, "__esModule", { value: true }); - function assert(condition, message) { - /* istanbul ignore if */ - if (!condition) { - throw new Error('ASSERT: ' + message); - } - } - exports.assert = assert; - - -/***/ }, -/* 10 */ -/***/ function(module, exports) { - - "use strict"; - /* tslint:disable:max-classes-per-file */ - Object.defineProperty(exports, "__esModule", { value: true }); - var ErrorHandler = (function () { - function ErrorHandler() { - this.errors = []; - this.tolerant = false; - } - ErrorHandler.prototype.recordError = function (error) { - this.errors.push(error); - }; - ErrorHandler.prototype.tolerate = function (error) { - if (this.tolerant) { - this.recordError(error); - } - else { - throw error; - } - }; - ErrorHandler.prototype.constructError = function (msg, column) { - var error = new Error(msg); - try { - throw error; - } - catch (base) { - /* istanbul ignore else */ - if (Object.create && Object.defineProperty) { - error = Object.create(base); - Object.defineProperty(error, 'column', { value: column }); - } - } - /* istanbul ignore next */ - return error; - }; - ErrorHandler.prototype.createError = function (index, line, col, description) { - var msg = 'Line ' + line + ': ' + description; - var error = this.constructError(msg, col); - error.index = index; - error.lineNumber = line; - error.description = description; - return error; - }; - ErrorHandler.prototype.throwError = function (index, line, col, description) { - throw this.createError(index, line, col, description); - }; - ErrorHandler.prototype.tolerateError = function (index, line, col, description) { - var error = this.createError(index, line, col, description); - if (this.tolerant) { - this.recordError(error); - } - else { - throw error; - } - }; - return ErrorHandler; - }()); - exports.ErrorHandler = ErrorHandler; - - -/***/ }, -/* 11 */ -/***/ function(module, exports) { - - "use strict"; - Object.defineProperty(exports, "__esModule", { value: true }); - // Error messages should be identical to V8. - exports.Messages = { - BadGetterArity: 'Getter must not have any formal parameters', - BadSetterArity: 'Setter must have exactly one formal parameter', - BadSetterRestParameter: 'Setter function argument must not be a rest parameter', - ConstructorIsAsync: 'Class constructor may not be an async method', - ConstructorSpecialMethod: 'Class constructor may not be an accessor', - DeclarationMissingInitializer: 'Missing initializer in %0 declaration', - DefaultRestParameter: 'Unexpected token =', - DuplicateBinding: 'Duplicate binding %0', - DuplicateConstructor: 'A class may only have one constructor', - DuplicateProtoProperty: 'Duplicate __proto__ fields are not allowed in object literals', - ForInOfLoopInitializer: '%0 loop variable declaration may not have an initializer', - GeneratorInLegacyContext: 'Generator declarations are not allowed in legacy contexts', - IllegalBreak: 'Illegal break statement', - IllegalContinue: 'Illegal continue statement', - IllegalExportDeclaration: 'Unexpected token', - IllegalImportDeclaration: 'Unexpected token', - IllegalLanguageModeDirective: 'Illegal \'use strict\' directive in function with non-simple parameter list', - IllegalReturn: 'Illegal return statement', - InvalidEscapedReservedWord: 'Keyword must not contain escaped characters', - InvalidHexEscapeSequence: 'Invalid hexadecimal escape sequence', - InvalidLHSInAssignment: 'Invalid left-hand side in assignment', - InvalidLHSInForIn: 'Invalid left-hand side in for-in', - InvalidLHSInForLoop: 'Invalid left-hand side in for-loop', - InvalidModuleSpecifier: 'Unexpected token', - InvalidRegExp: 'Invalid regular expression', - LetInLexicalBinding: 'let is disallowed as a lexically bound name', - MissingFromClause: 'Unexpected token', - MultipleDefaultsInSwitch: 'More than one default clause in switch statement', - NewlineAfterThrow: 'Illegal newline after throw', - NoAsAfterImportNamespace: 'Unexpected token', - NoCatchOrFinally: 'Missing catch or finally after try', - ParameterAfterRestParameter: 'Rest parameter must be last formal parameter', - Redeclaration: '%0 \'%1\' has already been declared', - StaticPrototype: 'Classes may not have static property named prototype', - StrictCatchVariable: 'Catch variable may not be eval or arguments in strict mode', - StrictDelete: 'Delete of an unqualified identifier in strict mode.', - StrictFunction: 'In strict mode code, functions can only be declared at top level or inside a block', - StrictFunctionName: 'Function name may not be eval or arguments in strict mode', - StrictLHSAssignment: 'Assignment to eval or arguments is not allowed in strict mode', - StrictLHSPostfix: 'Postfix increment/decrement may not have eval or arguments operand in strict mode', - StrictLHSPrefix: 'Prefix increment/decrement may not have eval or arguments operand in strict mode', - StrictModeWith: 'Strict mode code may not include a with statement', - StrictOctalLiteral: 'Octal literals are not allowed in strict mode.', - StrictParamDupe: 'Strict mode function may not have duplicate parameter names', - StrictParamName: 'Parameter name eval or arguments is not allowed in strict mode', - StrictReservedWord: 'Use of future reserved word in strict mode', - StrictVarName: 'Variable name may not be eval or arguments in strict mode', - TemplateOctalLiteral: 'Octal literals are not allowed in template strings.', - UnexpectedEOS: 'Unexpected end of input', - UnexpectedIdentifier: 'Unexpected identifier', - UnexpectedNumber: 'Unexpected number', - UnexpectedReserved: 'Unexpected reserved word', - UnexpectedString: 'Unexpected string', - UnexpectedTemplate: 'Unexpected quasi %0', - UnexpectedToken: 'Unexpected token %0', - UnexpectedTokenIllegal: 'Unexpected token ILLEGAL', - UnknownLabel: 'Undefined label \'%0\'', - UnterminatedRegExp: 'Invalid regular expression: missing /' - }; - - -/***/ }, -/* 12 */ -/***/ function(module, exports, __webpack_require__) { - - "use strict"; - Object.defineProperty(exports, "__esModule", { value: true }); - var assert_1 = __webpack_require__(9); - var character_1 = __webpack_require__(4); - var messages_1 = __webpack_require__(11); - function hexValue(ch) { - return '0123456789abcdef'.indexOf(ch.toLowerCase()); - } - function octalValue(ch) { - return '01234567'.indexOf(ch); - } - var Scanner = (function () { - function Scanner(code, handler) { - this.source = code; - this.errorHandler = handler; - this.trackComment = false; - this.isModule = false; - this.length = code.length; - this.index = 0; - this.lineNumber = (code.length > 0) ? 1 : 0; - this.lineStart = 0; - this.curlyStack = []; - } - Scanner.prototype.saveState = function () { - return { - index: this.index, - lineNumber: this.lineNumber, - lineStart: this.lineStart - }; - }; - Scanner.prototype.restoreState = function (state) { - this.index = state.index; - this.lineNumber = state.lineNumber; - this.lineStart = state.lineStart; - }; - Scanner.prototype.eof = function () { - return this.index >= this.length; - }; - Scanner.prototype.throwUnexpectedToken = function (message) { - if (message === void 0) { message = messages_1.Messages.UnexpectedTokenIllegal; } - return this.errorHandler.throwError(this.index, this.lineNumber, this.index - this.lineStart + 1, message); - }; - Scanner.prototype.tolerateUnexpectedToken = function (message) { - if (message === void 0) { message = messages_1.Messages.UnexpectedTokenIllegal; } - this.errorHandler.tolerateError(this.index, this.lineNumber, this.index - this.lineStart + 1, message); - }; - // https://tc39.github.io/ecma262/#sec-comments - Scanner.prototype.skipSingleLineComment = function (offset) { - var comments = []; - var start, loc; - if (this.trackComment) { - comments = []; - start = this.index - offset; - loc = { - start: { - line: this.lineNumber, - column: this.index - this.lineStart - offset - }, - end: {} - }; - } - while (!this.eof()) { - var ch = this.source.charCodeAt(this.index); - ++this.index; - if (character_1.Character.isLineTerminator(ch)) { - if (this.trackComment) { - loc.end = { - line: this.lineNumber, - column: this.index - this.lineStart - 1 - }; - var entry = { - multiLine: false, - slice: [start + offset, this.index - 1], - range: [start, this.index - 1], - loc: loc - }; - comments.push(entry); - } - if (ch === 13 && this.source.charCodeAt(this.index) === 10) { - ++this.index; - } - ++this.lineNumber; - this.lineStart = this.index; - return comments; - } - } - if (this.trackComment) { - loc.end = { - line: this.lineNumber, - column: this.index - this.lineStart - }; - var entry = { - multiLine: false, - slice: [start + offset, this.index], - range: [start, this.index], - loc: loc - }; - comments.push(entry); - } - return comments; - }; - Scanner.prototype.skipMultiLineComment = function () { - var comments = []; - var start, loc; - if (this.trackComment) { - comments = []; - start = this.index - 2; - loc = { - start: { - line: this.lineNumber, - column: this.index - this.lineStart - 2 - }, - end: {} - }; - } - while (!this.eof()) { - var ch = this.source.charCodeAt(this.index); - if (character_1.Character.isLineTerminator(ch)) { - if (ch === 0x0D && this.source.charCodeAt(this.index + 1) === 0x0A) { - ++this.index; - } - ++this.lineNumber; - ++this.index; - this.lineStart = this.index; - } - else if (ch === 0x2A) { - // Block comment ends with '*/'. - if (this.source.charCodeAt(this.index + 1) === 0x2F) { - this.index += 2; - if (this.trackComment) { - loc.end = { - line: this.lineNumber, - column: this.index - this.lineStart - }; - var entry = { - multiLine: true, - slice: [start + 2, this.index - 2], - range: [start, this.index], - loc: loc - }; - comments.push(entry); - } - return comments; - } - ++this.index; - } - else { - ++this.index; - } - } - // Ran off the end of the file - the whole thing is a comment - if (this.trackComment) { - loc.end = { - line: this.lineNumber, - column: this.index - this.lineStart - }; - var entry = { - multiLine: true, - slice: [start + 2, this.index], - range: [start, this.index], - loc: loc - }; - comments.push(entry); - } - this.tolerateUnexpectedToken(); - return comments; - }; - Scanner.prototype.scanComments = function () { - var comments; - if (this.trackComment) { - comments = []; - } - var start = (this.index === 0); - while (!this.eof()) { - var ch = this.source.charCodeAt(this.index); - if (character_1.Character.isWhiteSpace(ch)) { - ++this.index; - } - else if (character_1.Character.isLineTerminator(ch)) { - ++this.index; - if (ch === 0x0D && this.source.charCodeAt(this.index) === 0x0A) { - ++this.index; - } - ++this.lineNumber; - this.lineStart = this.index; - start = true; - } - else if (ch === 0x2F) { - ch = this.source.charCodeAt(this.index + 1); - if (ch === 0x2F) { - this.index += 2; - var comment = this.skipSingleLineComment(2); - if (this.trackComment) { - comments = comments.concat(comment); - } - start = true; - } - else if (ch === 0x2A) { - this.index += 2; - var comment = this.skipMultiLineComment(); - if (this.trackComment) { - comments = comments.concat(comment); - } - } - else { - break; - } - } - else if (start && ch === 0x2D) { - // U+003E is '>' - if ((this.source.charCodeAt(this.index + 1) === 0x2D) && (this.source.charCodeAt(this.index + 2) === 0x3E)) { - // '-->' is a single-line comment - this.index += 3; - var comment = this.skipSingleLineComment(3); - if (this.trackComment) { - comments = comments.concat(comment); - } - } - else { - break; - } - } - else if (ch === 0x3C && !this.isModule) { - if (this.source.slice(this.index + 1, this.index + 4) === '!--') { - this.index += 4; // `