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loader

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579 lines (578 loc) 16.4 kB
<!doctype html> <html lang="en"> <head> <title>Code coverage report for loader/lib/loader.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../../index.html">all files</a> / <a href="index.html">loader/lib/</a> loader.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> <span class="strong">94.59% </span> <span class="quiet">Statements</span> <span class='fraction'>70/74</span> </div> <div class='fl pad1y space-right2'> <span class="strong">84.62% </span> <span class="quiet">Branches</span> <span class='fraction'>44/52</span> </div> <div class='fl pad1y space-right2'> <span class="strong">100% </span> <span class="quiet">Functions</span> <span class='fraction'>9/9</span> </div> <div class='fl pad1y space-right2'> <span class="strong">94.59% </span> <span class="quiet">Lines</span> <span class='fraction'>70/74</span> </div> </div> </div> <div class='status-line high'></div> <pre><table class="coverage"> <tr><td class="line-count quiet">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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172</td><td class="line-coverage quiet"><span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any 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cline-yes">10×</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes">15×</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-no">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-no">&nbsp;</span> <span 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<span class="cline-any cline-yes"></span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-neutral">&nbsp;</span> <span class="cline-any cline-yes"></span> <span class="cline-any cline-neutral">&nbsp;</span></td><td class="text"><pre class="prettyprint lang-js">/** * 本文件用于loader的实现 */ &nbsp; /*! * Dependencies */ var path = require('path'); &nbsp; /** * 静态资源加载器 * @param js 压缩js路径 * @param css 压缩css路径 */ var Loader = function (js, css) { if (!(this instanceof Loader)) { return new Loader(js, css); } var target = {}; target[path.extname(js)] = js; target[path.extname(css)] = css; &nbsp; this.script = { assets: [], target: target[".js"] }; this.style = { assets: [], target: target[".css"] }; }; &nbsp; /** * 加载js文件 * @param {String} src js文件相对项目根目录的路径 */ Loader.prototype.js = function (src) { this.script.assets.push(src); return this; }; &nbsp; /** * 加载css文件 * @param {String} href css文件相对项目根目录的路径 */ Loader.prototype.css = function (href) { this.style.assets.push(href); return this; }; &nbsp; var timestamp = (new Date()).getTime(); &nbsp; /** * 生成开发环境下的标签 */ Loader.prototype.dev = function (prefix) { var html = ''; prefix = prefix || ''; var version = '?v=' + timestamp; &nbsp; var i; for (i = 0; i &lt; this.script.assets.length; i++) { html += '&lt;script src="' + prefix + this.script.assets[i] + version + '"&gt;&lt;/script&gt;\n'; } for (i = 0; i &lt; this.style.assets.length; i++) { html += '&lt;link rel="stylesheet" href="' + prefix + this.style.assets[i] + version + '" media="all" /&gt;\n'; } &nbsp; return html; }; &nbsp; /** * 生成线上环境下的标签 * @param {Object} CDNMap 通过Loader.scanDir() =&gt; Loader.minify() =&gt; Loader.map()得到的map文件 * @param {String} prefix CDN前缀。如有CDN,可以一键切换文件到CDN中 */ Loader.prototype.pro = function (CDNMap, prefix) { prefix = prefix || ''; var html = ''; var scriptTarget = this.script.target; if (scriptTarget &amp;&amp; CDNMap[scriptTarget]) { html += '&lt;script src="' + prefix + CDNMap[scriptTarget] + '"&gt;&lt;/script&gt;\n'; } var styleTarget = this.style.target; <span class="missing-if-branch" title="else path not taken" >E</span>if (styleTarget &amp;&amp; CDNMap[styleTarget]) { html += '&lt;link rel="stylesheet" href="' + prefix + CDNMap[styleTarget] + '" media="all" /&gt;\n'; } &nbsp; return html; }; &nbsp; /** * 根据环境和版本号去生成对应标签 * 如果env没有传入,将取`process.env.NODE_ENV`作为判断,`production`为产品环境,其余将采用原始版本 * @param {Object} CDNMap 通过Loader.scanDir() =&gt; Loader.minify() =&gt; Loader.map()得到的map文件 * @param {String} prefix CDN前缀。如有CDN,可以一键切换文件到CDN中 * @param {Boolean} env 是否启用压缩版 */ Loader.prototype.done = function (CDNMap, prefix, mini) { // 优先级:1. 参数传入 2. 全局 CDNMap = CDNMap || Loader.CDNMap || {}; &nbsp; // prefix: 1. 参数传入 2. this.prefix 3. 全局 if (prefix === undefined) { // 可能传入 '' prefix = this.prefix; } &nbsp; if (prefix === undefined) { prefix = Loader.prefix; } &nbsp; if (prefix &amp;&amp; prefix.endsWith('/')) { prefix = prefix.slice(0, -1); } &nbsp; // mode var mode; if (mini !== undefined) { // 可能传入 0 mode = mini; } else if (this.mini !== undefined) { mode = this.mini; } else if (Loader.mini !== undefined) { mode = Loader.mini; } else { mode = process.env.NODE_ENV === "production"; } &nbsp; return mode ? this.pro(CDNMap, prefix) : this.dev(prefix); }; &nbsp; var File = function (target) { this.target = target; }; &nbsp; File.prototype.done = function (CDNMap, prefix, hashed) { // 优先级:1. 参数传入 2. 全局 CDNMap = CDNMap || <span class="branch-1 cbranch-no" title="branch not covered" >Loader.CDNMap </span>|| <span class="branch-2 cbranch-no" title="branch not covered" >{};</span> &nbsp; // prefix: 1. 参数传入 2. 全局 <span class="missing-if-branch" title="if path not taken" >I</span>if (prefix === undefined) { // 可能传入 '' <span class="cstat-no" title="statement not covered" > prefix = this.prefix;</span> } &nbsp; <span class="missing-if-branch" title="if path not taken" >I</span>if (prefix === undefined) { <span class="cstat-no" title="statement not covered" > prefix = Loader.prefix;</span> } &nbsp; <span class="missing-if-branch" title="if path not taken" >I</span>if (prefix &amp;&amp; <span class="branch-1 cbranch-no" title="branch not covered" >prefix.endsWith('/'))</span> { <span class="cstat-no" title="statement not covered" > prefix = prefix.slice(0, -1);</span> } &nbsp; prefix = prefix || ''; &nbsp; // mode var mode; if (hashed !== undefined) { // 可能传入 0 mode = hashed; } else <span class="missing-if-branch" title="if path not taken" >I</span>if (Loader.mini !== undefined) { <span class="cstat-no" title="statement not covered" > mode = Loader.mini;</span> } else { mode = process.env.NODE_ENV === "production"; } &nbsp; return prefix + (mode ? CDNMap[this.target] : this.target); }; &nbsp; Loader.file = function (target) { return new File(target); }; &nbsp; module.exports = Loader; &nbsp;</pre></td></tr> </table></pre> <div class='push'></div><!-- for sticky footer --> </div><!-- /wrapper --> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="http://istanbul-js.org/" target="_blank">istanbul</a> at Thu Mar 17 2016 12:01:12 GMT+0800 (CST) </div> </div> <script src="../../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../../sorter.js"></script> </body> </html>