selenium-webdriver
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The official WebDriver JavaScript bindings from the Selenium project
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<meta charset="UTF-8"><meta http-equiv="Content-Language" content="en" /><title>index.js</title><link href="../../dossier.css" rel="stylesheet" type="text/css"><div id="main-wrapper"><input type="checkbox" id="sidenav-toggle" /><main><header><h1>io/index.js</h1></header><pre><table class="srcfile"><tbody><tr><td><a name="l1" href="#l1">1</a><td>// Copyright 2013 Selenium committers<tr><td><a name="l2" href="#l2">2</a><td>// Copyright 2013 Software Freedom Conservancy<tr><td><a name="l3" href="#l3">3</a><td>//<tr><td><a name="l4" href="#l4">4</a><td>// Licensed under the Apache License, Version 2.0 (the "License");<tr><td><a name="l5" href="#l5">5</a><td>// you may not use this file except in compliance with the License.<tr><td><a name="l6" href="#l6">6</a><td>// You may obtain a copy of the License at<tr><td><a name="l7" href="#l7">7</a><td>//<tr><td><a name="l8" href="#l8">8</a><td>// http://www.apache.org/licenses/LICENSE-2.0<tr><td><a name="l9" href="#l9">9</a><td>//<tr><td><a name="l10" href="#l10">10</a><td>// Unless required by applicable law or agreed to in writing, software<tr><td><a name="l11" href="#l11">11</a><td>// distributed under the License is distributed on an "AS IS" BASIS,<tr><td><a name="l12" href="#l12">12</a><td>// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<tr><td><a name="l13" href="#l13">13</a><td>// See the License for the specific language governing permissions and<tr><td><a name="l14" href="#l14">14</a><td>// limitations under the License.<tr><td><a name="l15" href="#l15">15</a><td><tr><td><a name="l16" href="#l16">16</a><td>var fs = require('fs'),<tr><td><a name="l17" href="#l17">17</a><td> path = require('path'),<tr><td><a name="l18" href="#l18">18</a><td> tmp = require('tmp');<tr><td><a name="l19" href="#l19">19</a><td><tr><td><a name="l20" href="#l20">20</a><td>var promise = require('..').promise;<tr><td><a name="l21" href="#l21">21</a><td><tr><td><a name="l22" href="#l22">22</a><td><tr><td><a name="l23" href="#l23">23</a><td>var PATH_SEPARATOR = process.platform === 'win32' ? ';' : ':';<tr><td><a name="l24" href="#l24">24</a><td><tr><td><a name="l25" href="#l25">25</a><td><tr><td><a name="l26" href="#l26">26</a><td>// PUBLIC API<tr><td><a name="l27" href="#l27">27</a><td><tr><td><a name="l28" href="#l28">28</a><td><tr><td><a name="l29" href="#l29">29</a><td><tr><td><a name="l30" href="#l30">30</a><td>/**<tr><td><a name="l31" href="#l31">31</a><td> * Copies one file to another.<tr><td><a name="l32" href="#l32">32</a><td> * @param {string} src The source file.<tr><td><a name="l33" href="#l33">33</a><td> * @param {string} dst The destination file.<tr><td><a name="l34" href="#l34">34</a><td> * @return {!promise.Promise.<string>} A promise for the copied file's path.<tr><td><a name="l35" href="#l35">35</a><td> */<tr><td><a name="l36" href="#l36">36</a><td>exports.copy = function(src, dst) {<tr><td><a name="l37" href="#l37">37</a><td> var copied = promise.defer();<tr><td><a name="l38" href="#l38">38</a><td><tr><td><a name="l39" href="#l39">39</a><td> var rs = fs.createReadStream(src);<tr><td><a name="l40" href="#l40">40</a><td> rs.on('error', copied.reject);<tr><td><a name="l41" href="#l41">41</a><td> rs.on('end', function() {<tr><td><a name="l42" href="#l42">42</a><td> copied.fulfill(dst);<tr><td><a name="l43" href="#l43">43</a><td> });<tr><td><a name="l44" href="#l44">44</a><td><tr><td><a name="l45" href="#l45">45</a><td> var ws = fs.createWriteStream(dst);<tr><td><a name="l46" href="#l46">46</a><td> ws.on('error', copied.reject);<tr><td><a name="l47" href="#l47">47</a><td><tr><td><a name="l48" href="#l48">48</a><td> rs.pipe(ws);<tr><td><a name="l49" href="#l49">49</a><td><tr><td><a name="l50" href="#l50">50</a><td> return copied.promise;<tr><td><a name="l51" href="#l51">51</a><td>};<tr><td><a name="l52" href="#l52">52</a><td><tr><td><a name="l53" href="#l53">53</a><td><tr><td><a name="l54" href="#l54">54</a><td>/**<tr><td><a name="l55" href="#l55">55</a><td> * Recursively copies the contents of one directory to another.<tr><td><a name="l56" href="#l56">56</a><td> * @param {string} src The source directory to copy.<tr><td><a name="l57" href="#l57">57</a><td> * @param {string} dst The directory to copy into.<tr><td><a name="l58" href="#l58">58</a><td> * @param {(RegEx|function(string): boolean)=} opt_exclude An exclusion filter<tr><td><a name="l59" href="#l59">59</a><td> * as either a regex or predicate function. All files matching this filter<tr><td><a name="l60" href="#l60">60</a><td> * will not be copied.<tr><td><a name="l61" href="#l61">61</a><td> * @return {!promise.Promise.<string>} A promise for the destination<tr><td><a name="l62" href="#l62">62</a><td> * directory's path once all files have been copied.<tr><td><a name="l63" href="#l63">63</a><td> */<tr><td><a name="l64" href="#l64">64</a><td>exports.copyDir = function(src, dst, opt_exclude) {<tr><td><a name="l65" href="#l65">65</a><td> var predicate = opt_exclude;<tr><td><a name="l66" href="#l66">66</a><td> if (opt_exclude && typeof opt_exclude !== 'function') {<tr><td><a name="l67" href="#l67">67</a><td> predicate = function(p) {<tr><td><a name="l68" href="#l68">68</a><td> return !opt_exclude.test(p);<tr><td><a name="l69" href="#l69">69</a><td> };<tr><td><a name="l70" href="#l70">70</a><td> }<tr><td><a name="l71" href="#l71">71</a><td><tr><td><a name="l72" href="#l72">72</a><td> // TODO(jleyba): Make this function completely async.<tr><td><a name="l73" href="#l73">73</a><td> if (!fs.existsSync(dst)) {<tr><td><a name="l74" href="#l74">74</a><td> fs.mkdirSync(dst);<tr><td><a name="l75" href="#l75">75</a><td> }<tr><td><a name="l76" href="#l76">76</a><td><tr><td><a name="l77" href="#l77">77</a><td> var files = fs.readdirSync(src);<tr><td><a name="l78" href="#l78">78</a><td> files = files.map(function(file) {<tr><td><a name="l79" href="#l79">79</a><td> return path.join(src, file);<tr><td><a name="l80" href="#l80">80</a><td> });<tr><td><a name="l81" href="#l81">81</a><td><tr><td><a name="l82" href="#l82">82</a><td> if (predicate) {<tr><td><a name="l83" href="#l83">83</a><td> files = files.filter(predicate);<tr><td><a name="l84" href="#l84">84</a><td> }<tr><td><a name="l85" href="#l85">85</a><td><tr><td><a name="l86" href="#l86">86</a><td> var results = [];<tr><td><a name="l87" href="#l87">87</a><td> files.forEach(function(file) {<tr><td><a name="l88" href="#l88">88</a><td> var stats = fs.statSync(file);<tr><td><a name="l89" href="#l89">89</a><td> var target = path.join(dst, path.basename(file));<tr><td><a name="l90" href="#l90">90</a><td><tr><td><a name="l91" href="#l91">91</a><td> if (stats.isDirectory()) {<tr><td><a name="l92" href="#l92">92</a><td> if (!fs.existsSync(target)) {<tr><td><a name="l93" href="#l93">93</a><td> fs.mkdirSync(target, stats.mode);<tr><td><a name="l94" href="#l94">94</a><td> }<tr><td><a name="l95" href="#l95">95</a><td> results.push(exports.copyDir(file, target, predicate));<tr><td><a name="l96" href="#l96">96</a><td> } else {<tr><td><a name="l97" href="#l97">97</a><td> results.push(exports.copy(file, target));<tr><td><a name="l98" href="#l98">98</a><td> }<tr><td><a name="l99" href="#l99">99</a><td> });<tr><td><a name="l100" href="#l100">100</a><td><tr><td><a name="l101" href="#l101">101</a><td> return promise.all(results).then(function() {<tr><td><a name="l102" href="#l102">102</a><td> return dst;<tr><td><a name="l103" href="#l103">103</a><td> });<tr><td><a name="l104" href="#l104">104</a><td>};<tr><td><a name="l105" href="#l105">105</a><td><tr><td><a name="l106" href="#l106">106</a><td><tr><td><a name="l107" href="#l107">107</a><td>/**<tr><td><a name="l108" href="#l108">108</a><td> * Tests if a file path exists.<tr><td><a name="l109" href="#l109">109</a><td> * @param {string} path The path to test.<tr><td><a name="l110" href="#l110">110</a><td> * @return {!promise.Promise.<boolean>} A promise for whether the file exists.<tr><td><a name="l111" href="#l111">111</a><td> */<tr><td><a name="l112" href="#l112">112</a><td>exports.exists = function(path) {<tr><td><a name="l113" href="#l113">113</a><td> var result = promise.defer();<tr><td><a name="l114" href="#l114">114</a><td> fs.exists(path, result.fulfill);<tr><td><a name="l115" href="#l115">115</a><td> return result.promise;<tr><td><a name="l116" href="#l116">116</a><td>};<tr><td><a name="l117" href="#l117">117</a><td><tr><td><a name="l118" href="#l118">118</a><td><tr><td><a name="l119" href="#l119">119</a><td>/**<tr><td><a name="l120" href="#l120">120</a><td> * @return {!promise.Promise.<string>} A promise for the path to a temporary<tr><td><a name="l121" href="#l121">121</a><td> * directory.<tr><td><a name="l122" href="#l122">122</a><td> * @see https://www.npmjs.org/package/tmp<tr><td><a name="l123" href="#l123">123</a><td> */<tr><td><a name="l124" href="#l124">124</a><td>exports.tmpDir = function() {<tr><td><a name="l125" href="#l125">125</a><td> return promise.checkedNodeCall(tmp.dir);<tr><td><a name="l126" href="#l126">126</a><td>};<tr><td><a name="l127" href="#l127">127</a><td><tr><td><a name="l128" href="#l128">128</a><td><tr><td><a name="l129" href="#l129">129</a><td>/**<tr><td><a name="l130" href="#l130">130</a><td> * @return {!promise.Promise.<string>} A promise for the path to a temporary<tr><td><a name="l131" href="#l131">131</a><td> * file.<tr><td><a name="l132" href="#l132">132</a><td> * @see https://www.npmjs.org/package/tmp<tr><td><a name="l133" href="#l133">133</a><td> */<tr><td><a name="l134" href="#l134">134</a><td>exports.tmpFile = function() {<tr><td><a name="l135" href="#l135">135</a><td> return promise.checkedNodeCall(tmp.file);<tr><td><a name="l136" href="#l136">136</a><td>};<tr><td><a name="l137" href="#l137">137</a><td><tr><td><a name="l138" href="#l138">138</a><td><tr><td><a name="l139" href="#l139">139</a><td>/**<tr><td><a name="l140" href="#l140">140</a><td> * Searches the {@code PATH} environment variable for the given file.<tr><td><a name="l141" href="#l141">141</a><td> * @param {string} file The file to locate on the PATH.<tr><td><a name="l142" href="#l142">142</a><td> * @param {boolean=} opt_checkCwd Whether to always start with the search with<tr><td><a name="l143" href="#l143">143</a><td> * the current working directory, regardless of whether it is explicitly<tr><td><a name="l144" href="#l144">144</a><td> * listed on the PATH.<tr><td><a name="l145" href="#l145">145</a><td> * @return {?string} Path to the located file, or {@code null} if it could<tr><td><a name="l146" href="#l146">146</a><td> * not be found.<tr><td><a name="l147" href="#l147">147</a><td> */<tr><td><a name="l148" href="#l148">148</a><td>exports.findInPath = function(file, opt_checkCwd) {<tr><td><a name="l149" href="#l149">149</a><td> if (opt_checkCwd) {<tr><td><a name="l150" href="#l150">150</a><td> var tmp = path.join(process.cwd(), file);<tr><td><a name="l151" href="#l151">151</a><td> if (fs.existsSync(tmp)) {<tr><td><a name="l152" href="#l152">152</a><td> return tmp;<tr><td><a name="l153" href="#l153">153</a><td> }<tr><td><a name="l154" href="#l154">154</a><td> }<tr><td><a name="l155" href="#l155">155</a><td><tr><td><a name="l156" href="#l156">156</a><td> var dirs = process.env['PATH'].split(PATH_SEPARATOR);<tr><td><a name="l157" href="#l157">157</a><td> var found = null;<tr><td><a name="l158" href="#l158">158</a><td> dirs.forEach(function(dir) {<tr><td><a name="l159" href="#l159">159</a><td> var tmp = path.join(dir, file);<tr><td><a name="l160" href="#l160">160</a><td> if (!found && fs.existsSync(tmp)) {<tr><td><a name="l161" href="#l161">161</a><td> found = tmp;<tr><td><a name="l162" href="#l162">162</a><td> }<tr><td><a name="l163" href="#l163">163</a><td> });<tr><td><a name="l164" href="#l164">164</a><td> return found;<tr><td><a name="l165" href="#l165">165</a><td>};</table></pre></main><nav id="topnav"><div><div id="menubutton"><label for="sidenav-toggle">Menu</label></div><form id="searchbox"><div><input type="search" placeholder="Search" tabindex="1"></div></form></div></nav><nav id="sidenav"><input type="checkbox" id="sidenav-types-ctrl" /><input type="checkbox" id="sidenav-files-ctrl" /><input type="checkbox" id="sidenav-modules-ctrl" /><a id="sidenav-overview"><div><h4>Overview</h4></div></a><div id="sidenav-types"><label for="sidenav-types-ctrl"><h4>Types</h4></label><i>Loading</i></div><div id="sidenav-modules"><label 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