UNPKG

js-module-formats

Version:

Detect different types of JavaScript modules formats

719 lines (682 loc) 22.6 kB
<!doctype html> <html lang="en"> <head> <title>Code coverage report for js-module-formats/index.js</title> <meta charset="utf-8"> <link rel="stylesheet" href="../prettify.css"> <style> body, html { margin:0; padding: 0; } body { font-family: Helvetica Neue, Helvetica,Arial; font-size: 10pt; } div.header, div.footer { background: #eee; padding: 1em; } div.header { z-index: 100; position: fixed; top: 0; border-bottom: 1px solid #666; width: 100%; } div.footer { border-top: 1px solid #666; } div.body { margin-top: 10em; } div.meta { font-size: 90%; text-align: center; } h1, h2, h3 { font-weight: normal; } h1 { font-size: 12pt; } h2 { font-size: 10pt; } pre { font-family: Consolas, Menlo, Monaco, monospace; margin: 0; padding: 0; line-height: 14px; font-size: 14px; -moz-tab-size: 2; -o-tab-size: 2; tab-size: 2; } div.path { font-size: 110%; } div.path a:link, div.path a:visited { color: #000; } table.coverage { border-collapse: collapse; margin:0; padding: 0 } table.coverage td { margin: 0; padding: 0; color: #111; vertical-align: top; } table.coverage td.line-count { width: 50px; text-align: right; padding-right: 5px; } table.coverage td.line-coverage { color: #777 !important; text-align: right; border-left: 1px solid #666; border-right: 1px solid #666; } table.coverage td.text { } table.coverage td span.cline-any { display: inline-block; padding: 0 5px; width: 40px; } table.coverage td span.cline-neutral { background: #eee; } table.coverage td span.cline-yes { background: #b5d592; color: #999; } table.coverage td span.cline-no { background: #fc8c84; } .cstat-yes { color: #111; } .cstat-no { background: #fc8c84; color: #111; } .fstat-no { background: #ffc520; color: #111 !important; } .cbranch-no { background: yellow !important; color: #111; } .cstat-skip { background: #ddd; color: #111; } .fstat-skip { background: #ddd; color: #111 !important; } .cbranch-skip { background: #ddd !important; color: #111; } .missing-if-branch { display: inline-block; margin-right: 10px; position: relative; padding: 0 4px; background: black; color: yellow; } .skip-if-branch { display: none; margin-right: 10px; position: relative; padding: 0 4px; background: #ccc; color: white; } .missing-if-branch .typ, .skip-if-branch .typ { color: inherit !important; } .entity, .metric { font-weight: bold; } .metric { display: inline-block; border: 1px solid #333; padding: 0.3em; background: white; } .metric small { font-size: 80%; font-weight: normal; color: #666; } div.coverage-summary table { border-collapse: collapse; margin: 3em; font-size: 110%; } div.coverage-summary td, div.coverage-summary table th { margin: 0; padding: 0.25em 1em; border-top: 1px solid #666; border-bottom: 1px solid #666; } div.coverage-summary th { text-align: left; border: 1px solid #666; background: #eee; font-weight: normal; } div.coverage-summary th.file { border-right: none !important; } div.coverage-summary th.pic { border-left: none !important; text-align: right; } div.coverage-summary th.pct { border-right: none !important; } div.coverage-summary th.abs { border-left: none !important; text-align: right; } div.coverage-summary td.pct { text-align: right; border-left: 1px solid #666; } div.coverage-summary td.abs { text-align: right; font-size: 90%; color: #444; border-right: 1px solid #666; } div.coverage-summary td.file { text-align: right; border-left: 1px solid #666; white-space: nowrap; } div.coverage-summary td.pic { min-width: 120px !important; } div.coverage-summary a:link { text-decoration: none; color: #000; } div.coverage-summary a:visited { text-decoration: none; color: #333; } div.coverage-summary a:hover { text-decoration: underline; } div.coverage-summary tfoot td { border-top: 1px solid #666; } div.coverage-summary .yui3-datatable-sort-indicator, div.coverage-summary .dummy-sort-indicator { height: 10px; width: 7px; display: inline-block; margin-left: 0.5em; } div.coverage-summary .yui3-datatable-sort-indicator { background: url("http://yui.yahooapis.com/3.6.0/build/datatable-sort/assets/skins/sam/sort-arrow-sprite.png") no-repeat scroll 0 0 transparent; } div.coverage-summary .yui3-datatable-sorted .yui3-datatable-sort-indicator { background-position: 0 -20px; } div.coverage-summary .yui3-datatable-sorted-desc .yui3-datatable-sort-indicator { background-position: 0 -10px; } .high { background: #b5d592 !important; } .medium { background: #ffe87c !important; } .low { background: #fc8c84 !important; } span.cover-fill, span.cover-empty { display:inline-block; border:1px solid #444; background: white; height: 12px; } span.cover-fill { background: #ccc; border-right: 1px solid #444; } span.cover-empty { background: white; border-left: none; } span.cover-full { border-right: none !important; } pre.prettyprint { border: none !important; padding: 0 !important; margin: 0 !important; } .com { color: #999 !important; } .ignore-none { color: #999; font-weight: normal; } </style> </head> <body> <div class="header high"> <h1>Code coverage report for <span class="entity">js-module-formats/index.js</span></h1> <h2> Statements: <span class="metric">96.43% <small>(27 / 28)</small></span> &nbsp;&nbsp;&nbsp;&nbsp; Branches: <span class="metric">88.24% <small>(15 / 17)</small></span> &nbsp;&nbsp;&nbsp;&nbsp; Functions: <span class="metric">100% <small>(6 / 6)</small></span> &nbsp;&nbsp;&nbsp;&nbsp; Lines: <span class="metric">96.43% <small>(27 / 28)</small></span> &nbsp;&nbsp;&nbsp;&nbsp; Ignored: <span class="metric"><span class="ignore-none">none</span></span> &nbsp;&nbsp;&nbsp;&nbsp; </h2> <div class="path"><a href="../index.html">All files</a> &#187; <a href="index.html">js-module-formats/</a> &#187; index.js</div> </div> <div class="body"> <pre><table class="coverage"> <tr><td class="line-count">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133</td><td class="line-coverage"><span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">1</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">1</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">1</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">1</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">2</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-yes">6</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-yes">1</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-yes">2</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">2</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">6</span> <span class="cline-any cline-yes">3</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">6</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">1</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">23</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">/* * Copyright (c) 2014, Yahoo! Inc. All rights reserved. * Copyrights licensed under the New BSD License. * See the accompanying LICENSE file for terms. */ &nbsp; /*jslint node: true, nomen: true */ &nbsp; 'use strict'; &nbsp; var libfs = require('fs'), vm = require('vm'), context = vm.createContext({}); &nbsp; // RegExp to detect ES6 modules // cortesy of https://github.com/ModuleLoader/es6-module-loader // comprehensively overclassifying regex detectection for es6 module syntax var ES6ImportExportRegExp = /(?:^\s*|[}{\(\);,\n]\s*)(import\s+['"]|(import|module)\s+[^"'\(\)\n;]+\s+from\s+['"]|export\s+(\*|\{|default|function|var|const|let|[_$a-zA-Z\xA0-\uFFFF][_$a-zA-Z0-9\xA0-\uFFFF]*))/, ES6AliasRegExp = /(?:^\s*|[}{\(\);,\n]\s*)(export\s*\*\s*from\s*(?:'([^']+)'|"([^"]+)"))/; &nbsp; module.exports = { detect: detect, extract: extract }; &nbsp; /** Analyze JavaScript source, collecting the module or modules information when possible. &nbsp; @method extract @default @param {string} src The JavaScript source to be analyzed @return {object|array} an object or a collection of object with the info gathered from the analysis, it usually includes objects with `type` and `name` per module. **/ function extract(src) { var mods = []; &nbsp; /** YUI detection is based on a simple rule: - if `YUI.add()` is called **/ context.YUI = { add: function (name, fn, version, config) { mods.push({ type: 'yui', name: name, version: version, config: config }); } }; &nbsp; &nbsp; /** AMD detection is based on a simple rule: - if `define()` is called **/ context.define = function () { mods.push({ type: 'amd' }); }; &nbsp; /** Steal detection is based on a simple rule: - if `steal()` is called **/ context.steal = function () { mods.push({ type: 'steal' }); }; &nbsp; /** CommonJS detection is based on simple rules: - if the script calls `require()` - or if the script tries to export a function thru `module.exports` - or if the script tries to export an object thru `module.exports` - or if the script tries to export a function thru `exports` - or if the script tries to export an object thru `exports` - or if the script tries to add a new member to `module.exports` **/ context.require = function () { mods.push({ type: 'cjs' }); throw new Error('Common JS script detected'); }; context.exports = Object.create(null); context.module = context; &nbsp; &nbsp; // executing the JavaScript source into a new context to avoid leaking // globals during the detection process. try { vm.runInContext(src, context); } catch (e) { // console.log(e.stack || e); // detection process for ES modules if (ES6ImportExportRegExp.test(src) || ES6AliasRegExp.test(src)) { mods.push({type: 'es'}); } } finally { // very dummy detection process for CommonJS modules if (typeof context.exports === 'function' || typeof context.exports === 'string' || typeof context.exports === 'number' || Object.keys(context.exports).length &gt; 0 || Object.getPrototypeOf(context.exports)) { mods.push({type: 'cjs'}); } } &nbsp; // returning an array when more than one module is defined in the source return mods.length &gt; 1 ? <span class="branch-0 cbranch-no" title="branch not covered" >mods </span>: mods[0]; } &nbsp; /** Analyze JavaScript source, detecting if the file is a YUI, AMD or ES module. &nbsp; @method detect @default @param {string} src The JavaScript source to be analyzed @return {string} `yui` or `amd` or `es` **/ function detect(src) { var mod = extract(src); <span class="missing-if-branch" title="if path not taken" >I</span>if (Array.isArray(mod)) { <span class="cstat-no" title="statement not covered" > mod = mod.shift(); </span>// picking up the first module from the list } return mod &amp;&amp; mod.type; } &nbsp;</pre></td></tr> </table></pre> </div> <div class="footer"> <div class="meta">Generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Mon Apr 21 2014 12:21:09 GMT-0400 (EDT)</div> </div> <script src="../prettify.js"></script> <script src="http://yui.yahooapis.com/3.6.0/build/yui/yui-min.js"></script> <script> YUI().use('datatable', function (Y) { var formatters = { pct: function (o) { o.className += o.record.get('classes')[o.column.key]; try { return o.value.toFixed(2) + '%'; } catch (ex) { return o.value + '%'; } }, html: function (o) { o.className += o.record.get('classes')[o.column.key]; return o.record.get(o.column.key + '_html'); } }, defaultFormatter = function (o) { o.className += o.record.get('classes')[o.column.key]; return o.value; }; function getColumns(theadNode) { var colNodes = theadNode.all('tr th'), cols = [], col; colNodes.each(function (colNode) { col = { key: colNode.getAttribute('data-col'), label: colNode.get('innerHTML') || ' ', sortable: !colNode.getAttribute('data-nosort'), className: colNode.getAttribute('class'), type: colNode.getAttribute('data-type'), allowHTML: colNode.getAttribute('data-html') === 'true' || colNode.getAttribute('data-fmt') === 'html' }; col.formatter = formatters[colNode.getAttribute('data-fmt')] || defaultFormatter; cols.push(col); }); return cols; } function getRowData(trNode, cols) { var tdNodes = trNode.all('td'), i, row = { classes: {} }, node, name; for (i = 0; i < cols.length; i += 1) { name = cols[i].key; node = tdNodes.item(i); row[name] = node.getAttribute('data-value') || node.get('innerHTML'); row[name + '_html'] = node.get('innerHTML'); row.classes[name] = node.getAttribute('class'); //Y.log('Name: ' + name + '; Value: ' + row[name]); if (cols[i].type === 'number') { row[name] = row[name] * 1; } } //Y.log(row); return row; } function getData(tbodyNode, cols) { var data = []; tbodyNode.all('tr').each(function (trNode) { data.push(getRowData(trNode, cols)); }); return data; } function replaceTable(node) { if (!node) { return; } var cols = getColumns(node.one('thead')), data = getData(node.one('tbody'), cols), table, parent = node.get('parentNode'); table = new Y.DataTable({ columns: cols, data: data, sortBy: 'file' }); parent.set('innerHTML', ''); table.render(parent); } Y.on('domready', function () { replaceTable(Y.one('div.coverage-summary table')); if (typeof prettyPrint === 'function') { prettyPrint(); } }); }); </script> </body> </html>