chore(project): upgrade stack

.eslintrc.js

@@ -0,0 +1,5 @@
+module.exports = {
+  extends: ['airbnb-base', 'prettier'],
+  parser: 'babel-eslint',
+  rules: {}
+};

.prettierrc.js

@@ -0,0 +1,7 @@
+module.exports = {
+  printWidth: 120,
+  semi: true,
+  singleQuote: true,
+  bracketSpacing: false,
+  arrowParens: 'always'
+};

.travis.yml

@@ -1,9 +1,11 @@
 language: node_js
 sudo: false
 node_js:
-  - "6"
-  - "8"
-  - "stable"
+  - '4'
+  - '6'
+  - '8'
+  - 'lts/*'
+  - 'stable'
 
 env:
   global:

babel.config.js

@@ -0,0 +1,14 @@
+module.exports = {
+  presets: [
+    [
+      '@babel/preset-env',
+      {
+        targets: {
+          node: '4'
+        },
+        loose: true
+      }
+    ]
+  ],
+  plugins: ['@babel/plugin-proposal-class-properties', '@babel/plugin-transform-runtime']
+};

package.json

@@ -5,37 +5,38 @@
   "description": "NodeJS Excel files parser & builder",
   "main": "lib/index.js",
   "scripts": {
-    "start": "npm run test:watch",
+    "start": "yarn test:watch",
     "test": "NODE_ENV=test jest --runInBand",
-    "test:watch": "npm run test -- --watch",
-    "test:coverage": "npm run test -- --coverage",
-    "lint": "NODE_ENV=test eslint src/",
-    "compile": "rimraf lib/*; NODE_ENV=production babel src/ -d lib/ -s",
-    "compile:watch": "npm run compile -- -w",
-    "prepublish": "npm run compile"
+    "test:watch": "yarn test -- --watch",
+    "test:coverage": "yarn test -- --coverage",
+    "lint": "NODE_ENV=test eslint src/ test/",
+    "build": "rimraf lib/*; NODE_ENV=production babel src/ -d lib/ -s",
+    "build:watch": "yarn build -- -w",
+    "prepublish": "yarn build"
   },
   "repository": "github:mgcrea/node-xlsx",
   "license": "Apache-2.0",
   "dependencies": {
-    "buffer-from": "^1.1.0",
-    "xlsx": "^0.14.1"
+    "buffer-from": "^1.1.1",
+    "xlsx": "^0.14.4"
   },
   "devDependencies": {
-    "babel-cli": "^6.26.0",
-    "babel-eslint": "^8.2.3",
-    "babel-plugin-transform-class-properties": "^6.24.1",
-    "babel-plugin-transform-function-bind": "^6.22.0",
-    "babel-plugin-transform-object-rest-spread": "^6.26.0",
-    "babel-preset-env": "^1.7.0",
-    "babel-register": "^6.26.0",
-    "codacy-coverage": "^3.0.0",
-    "debug-utils": "^0.3.2",
-    "eslint": "^4.19.1",
-    "eslint-config-airbnb-base": "^12.1.0",
-    "eslint-plugin-import": "^2.12.0",
-    "expect": "^23.1.0",
-    "jest": "^23.1.0",
-    "rimraf": "^2.6.2"
+    "@babel/cli": "^7.5.5",
+    "@babel/core": "^7.5.5",
+    "@babel/plugin-proposal-class-properties": "^7.5.5",
+    "@babel/plugin-transform-runtime": "^7.5.5",
+    "@babel/preset-env": "^7.5.5",
+    "@babel/runtime": "^7.5.5",
+    "babel-eslint": "^10.0.2",
+    "codacy-coverage": "^3.4.0",
+    "debug-utils": "^0.5.3",
+    "eslint": "^6.1.0",
+    "eslint-config-airbnb-base": "^13.2.0",
+    "eslint-config-prettier": "^6.0.0",
+    "eslint-plugin-import": "^2.18.2",
+    "expect": "^24.8.0",
+    "jest": "^24.8.0",
+    "rimraf": "^2.6.3"
   },
   "engines": {
     "node": ">=4.0.0"
@@ -48,6 +49,9 @@
     "xls"
   ],
   "jest": {
-    "testEnvironment": "node"
+    "testEnvironment": "node",
+    "setupFiles": [
+      "<rootDir>/test/setup.js"
+    ]
   }
 }

src/helpers.js

@@ -1,19 +1,19 @@
 import XLSX from 'xlsx';
 
-const isBoolean = maybeBoolean => typeof maybeBoolean === 'boolean';
-const isNumber = maybeNumber => typeof maybeNumber === 'number';
-const isString = maybeString => typeof maybeString === 'string';
-const isObject = maybeObject => maybeObject !== null && typeof maybeObject === 'object';
-const isCellDescriptor = maybeCell => isObject(maybeCell) && 'v' in maybeCell;
+const ORIGIN_DATE = new Date(Date.UTC(1899, 11, 30));
 
-const originDate = new Date(Date.UTC(1899, 11, 30));
+export const isBoolean = (maybeBoolean) => typeof maybeBoolean === 'boolean';
+export const isNumber = (maybeNumber) => typeof maybeNumber === 'number';
+export const isString = (maybeString) => typeof maybeString === 'string';
+export const isObject = (maybeObject) => maybeObject !== null && typeof maybeObject === 'object';
+export const isCellDescriptor = (maybeCell) => isObject(maybeCell) && 'v' in maybeCell;
 
-const buildExcelDate = (value, is1904) => {
+export const buildExcelDate = (value, is1904) => {
   const epoch = Date.parse(value + (is1904 ? 1462 : 0));
-  return (epoch - originDate) / (864e5);
+  return (epoch - ORIGIN_DATE) / 864e5;
 };
 
-const buildSheetFromMatrix = (data, options = {}) => {
+export const buildSheetFromMatrix = (data, options = {}) => {
   const workSheet = {};
   const range = {s: {c: 1e7, r: 1e7}, e: {c: 0, r: 0}};
 
@@ -41,18 +41,18 @@ const buildSheetFromMatrix = (data, options = {}) => {
         cell.v = buildExcelDate(cell.v);
         cell.z = cell.z || XLSX.SSF._table[14]; // eslint-disable-line no-underscore-dangle
 
-      /* eslint-disable spaced-comment, no-trailing-spaces */
-      /***
-       * Allows for an non-abstracted representation of the data
-       * 
-       * example: {t:'n', z:10, f:'=AVERAGE(A:A)'}
-       * 
-       * Documentation:
-       * - Cell Object: https://sheetjs.gitbooks.io/docs/#cell-object
-       * - Data Types: https://sheetjs.gitbooks.io/docs/#data-types
-       * - Format: https://sheetjs.gitbooks.io/docs/#number-formats
-       **/
-      /* eslint-disable spaced-comment, no-trailing-spaces */
+        /* eslint-disable spaced-comment, no-trailing-spaces */
+        /***
+         * Allows for an non-abstracted representation of the data
+         *
+         * example: {t:'n', z:10, f:'=AVERAGE(A:A)'}
+         *
+         * Documentation:
+         * - Cell Object: https://sheetjs.gitbooks.io/docs/#cell-object
+         * - Data Types: https://sheetjs.gitbooks.io/docs/#data-types
+         * - Format: https://sheetjs.gitbooks.io/docs/#number-formats
+         **/
+        /* eslint-disable spaced-comment, no-trailing-spaces */
       } else if (isObject(cell.v)) {
         cell.t = cell.v.t;
         cell.f = cell.v.f;
@@ -75,5 +75,3 @@ const buildSheetFromMatrix = (data, options = {}) => {
   }
   return workSheet;
 };
-
-export {buildSheetFromMatrix, isBoolean, isNumber, isString, isObject, isCellDescriptor};

src/index.js

@@ -1,18 +1,17 @@
-
 import XLSX from 'xlsx';
 import bufferFrom from 'buffer-from';
 import {buildSheetFromMatrix, isString} from './helpers';
 import Workbook from './workbook';
 
-export function parse(mixed, options = {}) {
+export const parse = (mixed, options = {}) => {
   const workSheet = XLSX[isString(mixed) ? 'readFile' : 'read'](mixed, options);
   return Object.keys(workSheet.Sheets).map((name) => {
     const sheet = workSheet.Sheets[name];
     return {name, data: XLSX.utils.sheet_to_json(sheet, {header: 1, raw: options.raw !== false})};
   });
-}
+};
 
-export function build(worksheets, options = {}) {
+export const build = (worksheets, options = {}) => {
   const defaults = {
     bookType: 'xlsx',
     bookSST: false,
@@ -28,6 +27,4 @@ export function build(worksheets, options = {}) {
   });
   const excelData = XLSX.write(workBook, Object.assign({}, defaults, options));
   return excelData instanceof Buffer ? excelData : bufferFrom(excelData, 'binary');
-}
-
-export default {parse, build};
+};

src/workbook.js

@@ -1,5 +1,5 @@
-
 export default class Workbook {
   SheetNames = [];
+
   Sheets = {};
 }

test/.eslintrc

@@ -1,6 +1,5 @@
 {
   "extends": "./../.eslintrc",
-  "parser": "babel-eslint",
   "env": {
     "jest": true,
     "jasmine": true

test/setup.js

@@ -0,0 +1,3 @@
+import registerDebugUtils from 'debug-utils';
+
+registerDebugUtils();