/
jade.js
2606 lines (2171 loc) · 53 KB
/
jade.js
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// CommonJS require()
function require(p){
var path = require.resolve(p)
, mod = require.modules[path];
if (!mod) throw new Error('failed to require "' + p + '"');
if (!mod.exports) {
mod.exports = {};
mod.call(mod.exports, mod, mod.exports, require.relative(path));
}
return mod.exports;
}
require.modules = {};
require.resolve = function (path){
var orig = path
, reg = path + '.js'
, index = path + '/index.js';
return require.modules[reg] && reg
|| require.modules[index] && index
|| orig;
};
require.register = function (path, fn){
require.modules[path] = fn;
};
require.relative = function (parent) {
return function(p){
if ('.' != p[0]) return require(p);
var path = parent.split('/')
, segs = p.split('/');
path.pop();
for (var i = 0; i < segs.length; i++) {
var seg = segs[i];
if ('..' == seg) path.pop();
else if ('.' != seg) path.push(seg);
}
return require(path.join('/'));
};
};
require.register("compiler.js", function(module, exports, require){
/*!
* Jade - Compiler
* Copyright(c) 2010 TJ Holowaychuk <tj@vision-media.ca>
* MIT Licensed
*/
/**
* Module dependencies.
*/
var nodes = require('./nodes')
, filters = require('./filters')
, doctypes = require('./doctypes')
, selfClosing = require('./self-closing')
, inlineTags = require('./inline-tags')
, utils = require('./utils');
if (!Object.keys) {
Object.keys = function(obj){
var arr = [];
for (var key in obj) {
if (obj.hasOwnProperty(key)) {
arr.push(obj);
}
}
return arr;
}
}
if (!String.prototype.trimLeft) {
String.prototype.trimLeft = function(){
return this.replace(/^\s+/, '');
}
}
/**
* Initialize `Compiler` with the given `node`.
*
* @param {Node} node
* @param {Object} options
* @api public
*/
var Compiler = module.exports = function Compiler(node, options) {
this.options = options = options || {};
this.node = node;
this.hasCompiledDoctype = false;
this.hasCompiledTag = false;
this.pp = options.pretty || false;
this.debug = false !== options.compileDebug;
this.indents = 0;
if (options.doctype) this.setDoctype(options.doctype);
};
/**
* Compiler prototype.
*/
Compiler.prototype = {
/**
* Compile parse tree to JavaScript.
*
* @api public
*/
compile: function(){
this.buf = ['var interp;'];
this.visit(this.node);
return this.buf.join('\n');
},
/**
* Sets the default doctype `name`. Sets terse mode to `true` when
* html 5 is used, causing self-closing tags to end with ">" vs "/>",
* and boolean attributes are not mirrored.
*
* @param {string} name
* @api public
*/
setDoctype: function(name){
var doctype = doctypes[(name || 'default').toLowerCase()];
if (!doctype) throw new Error('unknown doctype "' + name + '"');
this.doctype = doctype;
this.terse = '5' == name || 'html' == name;
this.xml = 0 == this.doctype.indexOf('<?xml');
},
/**
* Buffer the given `str` optionally escaped.
*
* @param {String} str
* @param {Boolean} esc
* @api public
*/
buffer: function(str, esc){
if (esc) str = utils.escape(str);
this.buf.push("buf.push('" + str + "');");
},
/**
* Buffer the given `node`'s lineno.
*
* @param {Node} node
* @api public
*/
line: function(node){
if (false === node.instrumentLineNumber) return;
this.buf.push('__.lineno = ' + node.line + ';');
},
/**
* Visit `node`.
*
* @param {Node} node
* @api public
*/
visit: function(node){
if (this.debug) this.line(node);
return this.visitNode(node);
},
/**
* Visit `node`.
*
* @param {Node} node
* @api public
*/
visitNode: function(node){
var name = node.constructor.name
|| node.constructor.toString().match(/function ([^(\s]+)()/)[1];
return this['visit' + name](node);
},
/**
* Visit all nodes in `block`.
*
* @param {Block} block
* @api public
*/
visitBlock: function(block){
var len = len = block.nodes.length;
for (var i = 0; i < len; ++i) {
this.visit(block.nodes[i]);
}
},
/**
* Visit `doctype`. Sets terse mode to `true` when html 5
* is used, causing self-closing tags to end with ">" vs "/>",
* and boolean attributes are not mirrored.
*
* @param {Doctype} doctype
* @api public
*/
visitDoctype: function(doctype){
if (doctype && (doctype.val || !this.doctype)) {
this.setDoctype(doctype.val || 'default');
}
if (this.doctype) this.buffer(this.doctype);
this.hasCompiledDoctype = true;
},
/**
* Visit `mixin`, generating a function that
* may be called within the template.
*
* @param {Mixin} mixin
* @api public
*/
visitMixin: function(mixin){
var name = mixin.name.replace(/-/g, '_') + '_mixin'
, args = mixin.args || '';
if (mixin.block) {
this.buf.push('var ' + name + ' = function(' + args + '){');
this.visit(mixin.block);
this.buf.push('}');
} else {
this.buf.push(name + '(' + args + ');');
}
},
/**
* Visit `tag` buffering tag markup, generating
* attributes, visiting the `tag`'s code and block.
*
* @param {Tag} tag
* @api public
*/
visitTag: function(tag){
this.indents++;
var name = tag.name;
if (!this.hasCompiledTag) {
if (!this.hasCompiledDoctype && 'html' == name) {
this.visitDoctype();
}
this.hasCompiledTag = true;
}
// pretty print
if (this.pp && inlineTags.indexOf(name) == -1) {
this.buffer('\\n' + Array(this.indents).join(' '));
}
if (~selfClosing.indexOf(name) && !this.xml) {
this.buffer('<' + name);
this.visitAttributes(tag.attrs);
this.terse
? this.buffer('>')
: this.buffer('/>');
} else {
// Optimize attributes buffering
if (tag.attrs.length) {
this.buffer('<' + name);
if (tag.attrs.length) this.visitAttributes(tag.attrs);
this.buffer('>');
} else {
this.buffer('<' + name + '>');
}
if (tag.code) this.visitCode(tag.code);
if (tag.text) this.buffer(utils.text(tag.text.nodes[0].trimLeft()));
this.escape = 'pre' == tag.name;
this.visit(tag.block);
// pretty print
if (this.pp && !~inlineTags.indexOf(name) && !tag.textOnly) {
this.buffer('\\n' + Array(this.indents).join(' '));
}
this.buffer('</' + name + '>');
}
this.indents--;
},
/**
* Visit `filter`, throwing when the filter does not exist.
*
* @param {Filter} filter
* @api public
*/
visitFilter: function(filter){
var fn = filters[filter.name];
// unknown filter
if (!fn) {
if (filter.isASTFilter) {
throw new Error('unknown ast filter "' + filter.name + ':"');
} else {
throw new Error('unknown filter ":' + filter.name + '"');
}
}
if (filter.isASTFilter) {
this.buf.push(fn(filter.block, this, filter.attrs));
} else {
var text = filter.block.nodes.join('');
this.buffer(utils.text(fn(text, filter.attrs)));
}
},
/**
* Visit `text` node.
*
* @param {Text} text
* @api public
*/
visitText: function(text){
text = utils.text(text.nodes.join(''));
if (this.escape) text = escape(text);
this.buffer(text);
this.buffer('\\n');
},
/**
* Visit a `comment`, only buffering when the buffer flag is set.
*
* @param {Comment} comment
* @api public
*/
visitComment: function(comment){
if (!comment.buffer) return;
if (this.pp) this.buffer('\\n' + Array(this.indents + 1).join(' '));
this.buffer('<!--' + utils.escape(comment.val) + '-->');
},
/**
* Visit a `BlockComment`.
*
* @param {Comment} comment
* @api public
*/
visitBlockComment: function(comment){
if (!comment.buffer) return;
if (0 == comment.val.indexOf('if')) {
this.buffer('<!--[' + comment.val + ']>');
this.visit(comment.block);
this.buffer('<![endif]-->');
} else {
this.buffer('<!--' + comment.val);
this.visit(comment.block);
this.buffer('-->');
}
},
/**
* Visit `code`, respecting buffer / escape flags.
* If the code is followed by a block, wrap it in
* a self-calling function.
*
* @param {Code} code
* @api public
*/
visitCode: function(code){
// Wrap code blocks with {}.
// we only wrap unbuffered code blocks ATM
// since they are usually flow control
// Buffer code
if (code.buffer) {
var val = code.val.trimLeft();
this.buf.push('var __val__ = ' + val);
val = 'null == __val__ ? "" : __val__';
if (code.escape) val = 'escape(' + val + ')';
this.buf.push("buf.push(" + val + ");");
} else {
this.buf.push(code.val);
}
// Block support
if (code.block) {
if (!code.buffer) this.buf.push('{');
this.visit(code.block);
if (!code.buffer) this.buf.push('}');
}
},
/**
* Visit `each` block.
*
* @param {Each} each
* @api public
*/
visitEach: function(each){
this.buf.push(''
+ '// iterate ' + each.obj + '\n'
+ '(function(){\n'
+ ' if (\'number\' == typeof ' + each.obj + '.length) {\n'
+ ' for (var ' + each.key + ' = 0, $$l = ' + each.obj + '.length; ' + each.key + ' < $$l; ' + each.key + '++) {\n'
+ ' var ' + each.val + ' = ' + each.obj + '[' + each.key + '];\n');
this.visit(each.block);
this.buf.push(''
+ ' }\n'
+ ' } else {\n'
+ ' for (var ' + each.key + ' in ' + each.obj + ') {\n'
+ ' if (' + each.obj + '.hasOwnProperty(' + each.key + ')){'
+ ' var ' + each.val + ' = ' + each.obj + '[' + each.key + '];\n');
this.visit(each.block);
this.buf.push(' }\n');
this.buf.push(' }\n }\n}).call(this);\n');
},
/**
* Visit `attrs`.
*
* @param {Array} attrs
* @api public
*/
visitAttributes: function(attrs){
var buf = []
, classes = [];
if (this.terse) buf.push('terse: true');
attrs.forEach(function(attr){
if (attr.name == 'class') {
classes.push('(' + attr.val + ')');
} else {
var pair = "'" + attr.name + "':(" + attr.val + ')';
buf.push(pair);
}
});
if (classes.length) {
classes = classes.join(" + ' ' + ");
buf.push("class: " + classes);
}
buf = buf.join(', ').replace('class:', '"class":');
this.buf.push("buf.push(attrs({ " + buf + " }));");
}
};
/**
* Escape the given string of `html`.
*
* @param {String} html
* @return {String}
* @api private
*/
function escape(html){
return String(html)
.replace(/&(?!\w+;)/g, '&')
.replace(/</g, '<')
.replace(/>/g, '>')
.replace(/"/g, '"');
}
}); // module: compiler.js
require.register("doctypes.js", function(module, exports, require){
/*!
* Jade - doctypes
* Copyright(c) 2010 TJ Holowaychuk <tj@vision-media.ca>
* MIT Licensed
*/
module.exports = {
'5': '<!DOCTYPE html>'
, 'html': '<!DOCTYPE html>'
, 'xml': '<?xml version="1.0" encoding="utf-8" ?>'
, 'default': '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'
, 'transitional': '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'
, 'strict': '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">'
, 'frameset': '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Frameset//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd">'
, '1.1': '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">'
, 'basic': '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML Basic 1.1//EN" "http://www.w3.org/TR/xhtml-basic/xhtml-basic11.dtd">'
, 'mobile': '<!DOCTYPE html PUBLIC "-//WAPFORUM//DTD XHTML Mobile 1.2//EN" "http://www.openmobilealliance.org/tech/DTD/xhtml-mobile12.dtd">'
};
}); // module: doctypes.js
require.register("filters.js", function(module, exports, require){
/*!
* Jade - filters
* Copyright(c) 2010 TJ Holowaychuk <tj@vision-media.ca>
* MIT Licensed
*/
module.exports = {
/**
* Wrap text with CDATA block.
*/
cdata: function(str){
return '<![CDATA[\\n' + str + '\\n]]>';
},
/**
* Transform sass to css, wrapped in style tags.
*/
sass: function(str){
str = str.replace(/\\n/g, '\n');
var sass = require('sass').render(str).replace(/\n/g, '\\n');
return '<style>' + sass + '</style>';
},
/**
* Transform stylus to css, wrapped in style tags.
*/
stylus: function(str, options){
var ret;
str = str.replace(/\\n/g, '\n');
var stylus = require('stylus');
stylus(str, options).render(function(err, css){
if (err) throw err;
ret = css.replace(/\n/g, '\\n');
});
return '<style>' + ret + '</style>';
},
/**
* Transform sass to css, wrapped in style tags.
*/
less: function(str){
var ret;
str = str.replace(/\\n/g, '\n');
require('less').render(str, function(err, css){
if (err) throw err;
ret = '<style>' + css.replace(/\n/g, '\\n') + '</style>';
});
return ret;
},
/**
* Transform markdown to html.
*/
markdown: function(str){
var md;
// support markdown / discount
try {
md = require('markdown');
} catch (err){
try {
md = require('discount');
} catch (err) {
try {
md = require('markdown-js');
} catch (err) {
throw new Error('Cannot find markdown library, install markdown or discount');
}
}
}
str = str.replace(/\\n/g, '\n');
return md.parse(str).replace(/\n/g, '\\n').replace(/'/g,''');
},
/**
* Transform coffeescript to javascript.
*/
coffeescript: function(str){
str = str.replace(/\\n/g, '\n');
var js = require('coffee-script').compile(str).replace(/\n/g, '\\n');
return '<script type="text/javascript">\\n' + js + '</script>';
}
};
}); // module: filters.js
require.register("inline-tags.js", function(module, exports, require){
/*!
* Jade - inline tags
* Copyright(c) 2010 TJ Holowaychuk <tj@vision-media.ca>
* MIT Licensed
*/
module.exports = [
'a'
, 'abbr'
, 'acronym'
, 'b'
, 'br'
, 'code'
, 'em'
, 'font'
, 'i'
, 'img'
, 'ins'
, 'kbd'
, 'map'
, 'samp'
, 'small'
, 'span'
, 'strong'
, 'sub'
, 'sup'
];
}); // module: inline-tags.js
require.register("jade.js", function(module, exports, require){
/*!
* Jade
* Copyright(c) 2010 TJ Holowaychuk <tj@vision-media.ca>
* MIT Licensed
*/
/**
* Module dependencies.
*/
var Parser = require('./parser')
, Compiler = require('./compiler')
, runtime = require('./runtime')
/**
* Library version.
*/
exports.version = '0.14.0';
/**
* Intermediate JavaScript cache.
*/
var cache = exports.cache = {};
/**
* Expose self closing tags.
*/
exports.selfClosing = require('./self-closing');
/**
* Default supported doctypes.
*/
exports.doctypes = require('./doctypes');
/**
* Text filters.
*/
exports.filters = require('./filters');
/**
* Utilities.
*/
exports.utils = require('./utils');
/**
* Expose `Compiler`.
*/
exports.Compiler = Compiler;
/**
* Expose `Parser`.
*/
exports.Parser = Parser;
/**
* Nodes.
*/
exports.nodes = require('./nodes');
/**
* Jade runtime helpers.
*/
exports.runtime = runtime;
/**
* Parse the given `str` of jade and return a function body.
*
* @param {String} str
* @param {Object} options
* @return {String}
* @api private
*/
function parse(str, options){
var filename = options.filename
, inline = false !== options.inline
, inlined = '';
if (inline) {
inlined += runtime.attrs.toString() + '\n';
inlined += runtime.escape.toString() + '\n';
} else {
inlined = 'var attrs = jade.attrs, escape = jade.escape;\n';
}
try {
// Parse
var parser = new Parser(str, filename);
if (options.debug) parser.debug();
// Compile
var compiler = new (options.compiler || Compiler)(parser.parse(), options)
, js = compiler.compile();
// Debug compiler
if (options.debug) {
console.log('\n\x1b[1mCompiled Function\x1b[0m:\n\n%s', js.replace(/^/gm, ' '));
}
try {
return ''
+ inlined
+ 'var buf = [];\n'
+ (options.self
? 'var self = locals || {}, __ = __ || locals.__;\n' + js
: 'with (locals || {}) {\n' + js + '\n}\n')
+ 'return buf.join("");';
} catch (err) {
process.compile(js, filename || 'Jade');
return;
}
} catch (err) {
runtime.rethrow(err, str, filename, parser.lexer.lineno);
}
}
/**
* Compile a `Function` representation of the given jade `str`.
*
* Options:
*
* - `compileDebug` when `false` debugging code is stripped from the compiled template
* - `inline` when `false` helpers are not inlined, and `jade.<helper>` is used
*
* @param {String} str
* @param {Options} options
* @return {Function}
* @api public
*/
exports.compile = function(str, options){
var options = options || {}
, input = JSON.stringify(str)
, inline = false !== options.inline
, filename = options.filename
? JSON.stringify(options.filename)
: 'undefined'
, inlined = ''
, fn;
if (inline) {
inlined = runtime.rethrow.toString();
} else {
inlined = 'var rethrow = jade.rethrow;';
}
if (options.compileDebug !== false) {
// Reduce closure madness by injecting some locals
fn = [
'var __ = { lineno: 1, input: ' + input + ', filename: ' + filename + ' };'
, inlined
, 'try {'
, parse(String(str), options || {})
, '} catch (err) {'
, ' rethrow(err, __.input, __.filename, __.lineno);'
, '}'
].join('\n');
} else {
fn = parse(String(str), options || {});
}
return new Function('locals', fn);
};
/**
* Render the given `str` of jade.
*
* Options:
*
* - `scope` Evaluation scope (`this`)
* - `locals` Local variable object
* - `filename` Used in exceptions, and required by `cache`
* - `cache` Cache intermediate JavaScript in memory keyed by `filename`
* - `compiler` Compiler to replade jade's default
* - `doctype` Specify the default doctype
*
* @param {String|Buffer} str
* @param {Object} options
* @return {String}
* @api public
*/
exports.render = function(str, options){
var fn
, options = options || {}
, filename = options.filename;
// Accept Buffers
str = String(str);
// Cache support
if (options.cache) {
if (filename) {
if (cache[filename]) {
fn = cache[filename];
} else {
fn = cache[filename] = new Function('locals', parse(str, options));
}
} else {
throw new Error('filename is required when using the cache option');
}
} else {
fn = new Function('locals', parse(str, options));
}
// Render the template
try {
var locals = options.locals || {}
, meta = { lineno: 1 };
locals.__ = meta;
return fn.call(options.scope, locals);
} catch (err) {
runtime.rethrow(err, str, filename, meta.lineno);
}
};
/**
* Render jade template at the given `path`.
*
* @param {String} path
* @param {Object} options
* @param {Function} fn
* @api public
*/
exports.renderFile = function(path, options, fn){
var ret;
if (typeof options === 'function') {
fn = options;
options = {};
}
options.filename = path;
// Primed cache
if (options.cache && cache[path]) {
try {
ret = exports.render('', options);
} catch (err) {
return fn(err);
}
fn(null, ret);
} else {
fs.readFile(path, 'utf8', function(err, str){
if (err) return fn(err);
try {
ret = exports.render(str, options);
} catch (err) {
return fn(err);
}
fn(null, ret);
});
}
};
}); // module: jade.js
require.register("lexer.js", function(module, exports, require){
/*!
* Jade - Lexer
* Copyright(c) 2010 TJ Holowaychuk <tj@vision-media.ca>
* MIT Licensed
*/
/**
* Initialize `Lexer` with the given `str`.
*
* @param {String} str
* @api private
*/
var Lexer = module.exports = function Lexer(str) {
this.input = str.replace(/\r\n|\r/g, '\n');
this.deferredTokens = [];
this.lastIndents = 0;
this.lineno = 1;
this.stash = [];
this.indentStack = [];
this.indentRe = null;
this.pipeless = false;
};
/**
* Lexer prototype.
*/
Lexer.prototype = {
/**
* Construct a token with the given `type` and `val`.
*
* @param {String} type
* @param {String} val
* @return {Object}
* @api private
*/
tok: function(type, val){
return {
type: type
, line: this.lineno
, val: val
}
},
/**
* Consume the given `len` of input.
*
* @param {Number} len
* @api private
*/
consume: function(len){
this.input = this.input.substr(len);
},
/**
* Scan for `type` with the given `regexp`.
*
* @param {String} type
* @param {RegExp} regexp
* @return {Object}
* @api private
*/
scan: function(regexp, type){
var captures;
if (captures = regexp.exec(this.input)) {
this.consume(captures[0].length);
return this.tok(type, captures[1]);
}
},
/**
* Defer the given `tok`.
*
* @param {Object} tok
* @api private
*/
defer: function(tok){
this.deferredTokens.push(tok);
},
/**
* Lookahead `n` tokens.
*
* @param {Number} n
* @return {Object}
* @api private
*/