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1 /** vim: et:ts=4:sw=4:sts=4 |
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2 * @license RequireJS 2.1.17 Copyright (c) 2010-2015, The Dojo Foundation All Rights Reserved. |
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3 * Available via the MIT or new BSD license. |
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4 * see: http://github.com/jrburke/requirejs for details |
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5 */ |
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6 //Not using strict: uneven strict support in browsers, #392, and causes |
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7 //problems with requirejs.exec()/transpiler plugins that may not be strict. |
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8 /*jslint regexp: true, nomen: true, sloppy: true */ |
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9 /*global window, navigator, document, importScripts, setTimeout, opera */ |
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10 |
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11 var requirejs, require, define; |
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12 (function (global) { |
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13 var req, s, head, baseElement, dataMain, src, |
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14 interactiveScript, currentlyAddingScript, mainScript, subPath, |
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15 version = '2.1.17', |
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16 commentRegExp = /(\/\*([\s\S]*?)\*\/|([^:]|^)\/\/(.*)$)/mg, |
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17 cjsRequireRegExp = /[^.]\s*require\s*\(\s*["']([^'"\s]+)["']\s*\)/g, |
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18 jsSuffixRegExp = /\.js$/, |
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19 currDirRegExp = /^\.\//, |
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20 op = Object.prototype, |
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21 ostring = op.toString, |
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22 hasOwn = op.hasOwnProperty, |
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23 ap = Array.prototype, |
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24 apsp = ap.splice, |
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25 isBrowser = !!(typeof window !== 'undefined' && typeof navigator !== 'undefined' && window.document), |
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26 isWebWorker = !isBrowser && typeof importScripts !== 'undefined', |
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27 //PS3 indicates loaded and complete, but need to wait for complete |
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28 //specifically. Sequence is 'loading', 'loaded', execution, |
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29 // then 'complete'. The UA check is unfortunate, but not sure how |
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30 //to feature test w/o causing perf issues. |
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31 readyRegExp = isBrowser && navigator.platform === 'PLAYSTATION 3' ? |
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32 /^complete$/ : /^(complete|loaded)$/, |
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33 defContextName = '_', |
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34 //Oh the tragedy, detecting opera. See the usage of isOpera for reason. |
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35 isOpera = typeof opera !== 'undefined' && opera.toString() === '[object Opera]', |
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36 contexts = {}, |
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37 cfg = {}, |
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38 globalDefQueue = [], |
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39 useInteractive = false; |
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40 |
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41 function isFunction(it) { |
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42 return ostring.call(it) === '[object Function]'; |
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43 } |
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44 |
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45 function isArray(it) { |
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46 return ostring.call(it) === '[object Array]'; |
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47 } |
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48 |
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49 /** |
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50 * Helper function for iterating over an array. If the func returns |
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51 * a true value, it will break out of the loop. |
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52 */ |
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53 function each(ary, func) { |
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54 if (ary) { |
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55 var i; |
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56 for (i = 0; i < ary.length; i += 1) { |
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57 if (ary[i] && func(ary[i], i, ary)) { |
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58 break; |
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59 } |
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60 } |
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61 } |
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62 } |
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63 |
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64 /** |
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65 * Helper function for iterating over an array backwards. If the func |
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66 * returns a true value, it will break out of the loop. |
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67 */ |
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68 function eachReverse(ary, func) { |
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69 if (ary) { |
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70 var i; |
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71 for (i = ary.length - 1; i > -1; i -= 1) { |
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72 if (ary[i] && func(ary[i], i, ary)) { |
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73 break; |
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74 } |
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75 } |
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76 } |
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77 } |
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78 |
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79 function hasProp(obj, prop) { |
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80 return hasOwn.call(obj, prop); |
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81 } |
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82 |
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83 function getOwn(obj, prop) { |
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84 return hasProp(obj, prop) && obj[prop]; |
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85 } |
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86 |
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87 /** |
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88 * Cycles over properties in an object and calls a function for each |
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89 * property value. If the function returns a truthy value, then the |
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90 * iteration is stopped. |
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91 */ |
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92 function eachProp(obj, func) { |
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93 var prop; |
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94 for (prop in obj) { |
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95 if (hasProp(obj, prop)) { |
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96 if (func(obj[prop], prop)) { |
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97 break; |
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98 } |
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99 } |
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100 } |
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101 } |
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102 |
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103 /** |
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104 * Simple function to mix in properties from source into target, |
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105 * but only if target does not already have a property of the same name. |
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106 */ |
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107 function mixin(target, source, force, deepStringMixin) { |
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108 if (source) { |
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109 eachProp(source, function (value, prop) { |
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110 if (force || !hasProp(target, prop)) { |
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111 if (deepStringMixin && typeof value === 'object' && value && |
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112 !isArray(value) && !isFunction(value) && |
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113 !(value instanceof RegExp)) { |
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114 |
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115 if (!target[prop]) { |
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116 target[prop] = {}; |
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117 } |
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118 mixin(target[prop], value, force, deepStringMixin); |
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119 } else { |
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120 target[prop] = value; |
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121 } |
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122 } |
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123 }); |
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124 } |
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125 return target; |
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126 } |
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127 |
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128 //Similar to Function.prototype.bind, but the 'this' object is specified |
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129 //first, since it is easier to read/figure out what 'this' will be. |
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130 function bind(obj, fn) { |
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131 return function () { |
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132 return fn.apply(obj, arguments); |
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133 }; |
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134 } |
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135 |
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136 function scripts() { |
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137 return document.getElementsByTagName('script'); |
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138 } |
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139 |
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140 function defaultOnError(err) { |
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141 throw err; |
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142 } |
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143 |
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144 //Allow getting a global that is expressed in |
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145 //dot notation, like 'a.b.c'. |
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146 function getGlobal(value) { |
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147 if (!value) { |
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148 return value; |
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149 } |
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150 var g = global; |
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151 each(value.split('.'), function (part) { |
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152 g = g[part]; |
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153 }); |
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154 return g; |
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155 } |
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156 |
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157 /** |
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158 * Constructs an error with a pointer to an URL with more information. |
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159 * @param {String} id the error ID that maps to an ID on a web page. |
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160 * @param {String} message human readable error. |
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161 * @param {Error} [err] the original error, if there is one. |
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162 * |
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163 * @returns {Error} |
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164 */ |
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165 function makeError(id, msg, err, requireModules) { |
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166 var e = new Error(msg + '\nhttp://requirejs.org/docs/errors.html#' + id); |
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167 e.requireType = id; |
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168 e.requireModules = requireModules; |
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169 if (err) { |
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170 e.originalError = err; |
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171 } |
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172 return e; |
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173 } |
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174 |
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175 if (typeof define !== 'undefined') { |
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176 //If a define is already in play via another AMD loader, |
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177 //do not overwrite. |
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178 return; |
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179 } |
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180 |
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181 if (typeof requirejs !== 'undefined') { |
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182 if (isFunction(requirejs)) { |
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183 //Do not overwrite an existing requirejs instance. |
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184 return; |
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185 } |
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186 cfg = requirejs; |
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187 requirejs = undefined; |
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188 } |
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189 |
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190 //Allow for a require config object |
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191 if (typeof require !== 'undefined' && !isFunction(require)) { |
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192 //assume it is a config object. |
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193 cfg = require; |
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194 require = undefined; |
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195 } |
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196 |
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197 function newContext(contextName) { |
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198 var inCheckLoaded, Module, context, handlers, |
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199 checkLoadedTimeoutId, |
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200 config = { |
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201 //Defaults. Do not set a default for map |
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202 //config to speed up normalize(), which |
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203 //will run faster if there is no default. |
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204 waitSeconds: 7, |
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205 baseUrl: './', |
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206 paths: {}, |
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207 bundles: {}, |
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208 pkgs: {}, |
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209 shim: {}, |
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210 config: {} |
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211 }, |
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212 registry = {}, |
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213 //registry of just enabled modules, to speed |
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214 //cycle breaking code when lots of modules |
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215 //are registered, but not activated. |
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216 enabledRegistry = {}, |
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217 undefEvents = {}, |
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218 defQueue = [], |
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219 defined = {}, |
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220 urlFetched = {}, |
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221 bundlesMap = {}, |
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222 requireCounter = 1, |
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223 unnormalizedCounter = 1; |
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224 |
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225 /** |
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226 * Trims the . and .. from an array of path segments. |
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227 * It will keep a leading path segment if a .. will become |
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228 * the first path segment, to help with module name lookups, |
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229 * which act like paths, but can be remapped. But the end result, |
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230 * all paths that use this function should look normalized. |
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231 * NOTE: this method MODIFIES the input array. |
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232 * @param {Array} ary the array of path segments. |
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233 */ |
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234 function trimDots(ary) { |
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235 var i, part; |
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236 for (i = 0; i < ary.length; i++) { |
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237 part = ary[i]; |
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238 if (part === '.') { |
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239 ary.splice(i, 1); |
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240 i -= 1; |
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241 } else if (part === '..') { |
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242 // If at the start, or previous value is still .., |
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243 // keep them so that when converted to a path it may |
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244 // still work when converted to a path, even though |
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245 // as an ID it is less than ideal. In larger point |
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246 // releases, may be better to just kick out an error. |
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247 if (i === 0 || (i === 1 && ary[2] === '..') || ary[i - 1] === '..') { |
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248 continue; |
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249 } else if (i > 0) { |
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250 ary.splice(i - 1, 2); |
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251 i -= 2; |
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252 } |
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253 } |
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254 } |
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255 } |
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256 |
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257 /** |
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258 * Given a relative module name, like ./something, normalize it to |
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259 * a real name that can be mapped to a path. |
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260 * @param {String} name the relative name |
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261 * @param {String} baseName a real name that the name arg is relative |
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262 * to. |
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263 * @param {Boolean} applyMap apply the map config to the value. Should |
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264 * only be done if this normalization is for a dependency ID. |
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265 * @returns {String} normalized name |
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266 */ |
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267 function normalize(name, baseName, applyMap) { |
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268 var pkgMain, mapValue, nameParts, i, j, nameSegment, lastIndex, |
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269 foundMap, foundI, foundStarMap, starI, normalizedBaseParts, |
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270 baseParts = (baseName && baseName.split('/')), |
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271 map = config.map, |
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272 starMap = map && map['*']; |
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273 |
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274 //Adjust any relative paths. |
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275 if (name) { |
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276 name = name.split('/'); |
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277 lastIndex = name.length - 1; |
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278 |
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279 // If wanting node ID compatibility, strip .js from end |
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280 // of IDs. Have to do this here, and not in nameToUrl |
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281 // because node allows either .js or non .js to map |
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282 // to same file. |
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283 if (config.nodeIdCompat && jsSuffixRegExp.test(name[lastIndex])) { |
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284 name[lastIndex] = name[lastIndex].replace(jsSuffixRegExp, ''); |
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285 } |
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286 |
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287 // Starts with a '.' so need the baseName |
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288 if (name[0].charAt(0) === '.' && baseParts) { |
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289 //Convert baseName to array, and lop off the last part, |
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290 //so that . matches that 'directory' and not name of the baseName's |
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291 //module. For instance, baseName of 'one/two/three', maps to |
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292 //'one/two/three.js', but we want the directory, 'one/two' for |
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293 //this normalization. |
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294 normalizedBaseParts = baseParts.slice(0, baseParts.length - 1); |
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295 name = normalizedBaseParts.concat(name); |
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296 } |
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297 |
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298 trimDots(name); |
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299 name = name.join('/'); |
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300 } |
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301 |
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302 //Apply map config if available. |
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303 if (applyMap && map && (baseParts || starMap)) { |
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304 nameParts = name.split('/'); |
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305 |
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306 outerLoop: for (i = nameParts.length; i > 0; i -= 1) { |
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307 nameSegment = nameParts.slice(0, i).join('/'); |
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308 |
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309 if (baseParts) { |
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310 //Find the longest baseName segment match in the config. |
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311 //So, do joins on the biggest to smallest lengths of baseParts. |
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312 for (j = baseParts.length; j > 0; j -= 1) { |
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313 mapValue = getOwn(map, baseParts.slice(0, j).join('/')); |
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314 |
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315 //baseName segment has config, find if it has one for |
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316 //this name. |
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317 if (mapValue) { |
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318 mapValue = getOwn(mapValue, nameSegment); |
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319 if (mapValue) { |
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320 //Match, update name to the new value. |
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321 foundMap = mapValue; |
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322 foundI = i; |
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323 break outerLoop; |
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324 } |
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325 } |
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326 } |
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327 } |
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328 |
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329 //Check for a star map match, but just hold on to it, |
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330 //if there is a shorter segment match later in a matching |
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331 //config, then favor over this star map. |
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332 if (!foundStarMap && starMap && getOwn(starMap, nameSegment)) { |
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333 foundStarMap = getOwn(starMap, nameSegment); |
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334 starI = i; |
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335 } |
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336 } |
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337 |
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338 if (!foundMap && foundStarMap) { |
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339 foundMap = foundStarMap; |
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340 foundI = starI; |
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341 } |
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342 |
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343 if (foundMap) { |
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344 nameParts.splice(0, foundI, foundMap); |
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345 name = nameParts.join('/'); |
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346 } |
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347 } |
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348 |
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349 // If the name points to a package's name, use |
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350 // the package main instead. |
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351 pkgMain = getOwn(config.pkgs, name); |
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352 |
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353 return pkgMain ? pkgMain : name; |
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354 } |
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355 |
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356 function removeScript(name) { |
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357 if (isBrowser) { |
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358 each(scripts(), function (scriptNode) { |
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359 if (scriptNode.getAttribute('data-requiremodule') === name && |
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360 scriptNode.getAttribute('data-requirecontext') === context.contextName) { |
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361 scriptNode.parentNode.removeChild(scriptNode); |
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362 return true; |
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363 } |
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364 }); |
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365 } |
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366 } |
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367 |
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368 function hasPathFallback(id) { |
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369 var pathConfig = getOwn(config.paths, id); |
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370 if (pathConfig && isArray(pathConfig) && pathConfig.length > 1) { |
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371 //Pop off the first array value, since it failed, and |
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372 //retry |
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373 pathConfig.shift(); |
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374 context.require.undef(id); |
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375 |
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376 //Custom require that does not do map translation, since |
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377 //ID is "absolute", already mapped/resolved. |
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378 context.makeRequire(null, { |
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379 skipMap: true |
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380 })([id]); |
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381 |
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382 return true; |
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383 } |
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384 } |
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385 |
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386 //Turns a plugin!resource to [plugin, resource] |
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387 //with the plugin being undefined if the name |
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388 //did not have a plugin prefix. |
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389 function splitPrefix(name) { |
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390 var prefix, |
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391 index = name ? name.indexOf('!') : -1; |
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392 if (index > -1) { |
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393 prefix = name.substring(0, index); |
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394 name = name.substring(index + 1, name.length); |
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395 } |
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396 return [prefix, name]; |
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397 } |
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398 |
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399 /** |
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400 * Creates a module mapping that includes plugin prefix, module |
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401 * name, and path. If parentModuleMap is provided it will |
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402 * also normalize the name via require.normalize() |
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403 * |
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404 * @param {String} name the module name |
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405 * @param {String} [parentModuleMap] parent module map |
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406 * for the module name, used to resolve relative names. |
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407 * @param {Boolean} isNormalized: is the ID already normalized. |
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408 * This is true if this call is done for a define() module ID. |
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409 * @param {Boolean} applyMap: apply the map config to the ID. |
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410 * Should only be true if this map is for a dependency. |
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411 * |
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412 * @returns {Object} |
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413 */ |
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414 function makeModuleMap(name, parentModuleMap, isNormalized, applyMap) { |
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415 var url, pluginModule, suffix, nameParts, |
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416 prefix = null, |
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417 parentName = parentModuleMap ? parentModuleMap.name : null, |
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418 originalName = name, |
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419 isDefine = true, |
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420 normalizedName = ''; |
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421 |
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422 //If no name, then it means it is a require call, generate an |
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423 //internal name. |
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424 if (!name) { |
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425 isDefine = false; |
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426 name = '_@r' + (requireCounter += 1); |
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427 } |
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428 |
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429 nameParts = splitPrefix(name); |
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430 prefix = nameParts[0]; |
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431 name = nameParts[1]; |
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432 |
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433 if (prefix) { |
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434 prefix = normalize(prefix, parentName, applyMap); |
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435 pluginModule = getOwn(defined, prefix); |
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436 } |
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437 |
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438 //Account for relative paths if there is a base name. |
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439 if (name) { |
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440 if (prefix) { |
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441 if (pluginModule && pluginModule.normalize) { |
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442 //Plugin is loaded, use its normalize method. |
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443 normalizedName = pluginModule.normalize(name, function (name) { |
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444 return normalize(name, parentName, applyMap); |
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445 }); |
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446 } else { |
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447 // If nested plugin references, then do not try to |
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448 // normalize, as it will not normalize correctly. This |
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449 // places a restriction on resourceIds, and the longer |
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450 // term solution is not to normalize until plugins are |
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451 // loaded and all normalizations to allow for async |
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452 // loading of a loader plugin. But for now, fixes the |
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453 // common uses. Details in #1131 |
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454 normalizedName = name.indexOf('!') === -1 ? |
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455 normalize(name, parentName, applyMap) : |
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456 name; |
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457 } |
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458 } else { |
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459 //A regular module. |
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460 normalizedName = normalize(name, parentName, applyMap); |
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461 |
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462 //Normalized name may be a plugin ID due to map config |
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463 //application in normalize. The map config values must |
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464 //already be normalized, so do not need to redo that part. |
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465 nameParts = splitPrefix(normalizedName); |
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466 prefix = nameParts[0]; |
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467 normalizedName = nameParts[1]; |
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468 isNormalized = true; |
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469 |
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470 url = context.nameToUrl(normalizedName); |
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471 } |
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472 } |
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473 |
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474 //If the id is a plugin id that cannot be determined if it needs |
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475 //normalization, stamp it with a unique ID so two matching relative |
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476 //ids that may conflict can be separate. |
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477 suffix = prefix && !pluginModule && !isNormalized ? |
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478 '_unnormalized' + (unnormalizedCounter += 1) : |
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479 ''; |
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480 |
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481 return { |
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482 prefix: prefix, |
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483 name: normalizedName, |
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484 parentMap: parentModuleMap, |
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485 unnormalized: !!suffix, |
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486 url: url, |
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487 originalName: originalName, |
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488 isDefine: isDefine, |
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489 id: (prefix ? |
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490 prefix + '!' + normalizedName : |
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491 normalizedName) + suffix |
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492 }; |
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493 } |
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494 |
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495 function getModule(depMap) { |
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496 var id = depMap.id, |
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497 mod = getOwn(registry, id); |
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498 |
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499 if (!mod) { |
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500 mod = registry[id] = new context.Module(depMap); |
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501 } |
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502 |
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503 return mod; |
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504 } |
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505 |
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506 function on(depMap, name, fn) { |
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507 var id = depMap.id, |
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508 mod = getOwn(registry, id); |
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509 |
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510 if (hasProp(defined, id) && |
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511 (!mod || mod.defineEmitComplete)) { |
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512 if (name === 'defined') { |
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513 fn(defined[id]); |
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514 } |
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515 } else { |
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516 mod = getModule(depMap); |
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517 if (mod.error && name === 'error') { |
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518 fn(mod.error); |
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519 } else { |
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520 mod.on(name, fn); |
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521 } |
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522 } |
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523 } |
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524 |
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525 function onError(err, errback) { |
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526 var ids = err.requireModules, |
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527 notified = false; |
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528 |
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529 if (errback) { |
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530 errback(err); |
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531 } else { |
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532 each(ids, function (id) { |
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533 var mod = getOwn(registry, id); |
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534 if (mod) { |
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535 //Set error on module, so it skips timeout checks. |
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536 mod.error = err; |
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537 if (mod.events.error) { |
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538 notified = true; |
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539 mod.emit('error', err); |
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540 } |
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541 } |
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542 }); |
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543 |
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544 if (!notified) { |
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545 req.onError(err); |
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546 } |
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547 } |
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548 } |
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549 |
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550 /** |
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551 * Internal method to transfer globalQueue items to this context's |
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552 * defQueue. |
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553 */ |
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554 function takeGlobalQueue() { |
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555 //Push all the globalDefQueue items into the context's defQueue |
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556 if (globalDefQueue.length) { |
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557 //Array splice in the values since the context code has a |
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558 //local var ref to defQueue, so cannot just reassign the one |
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559 //on context. |
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560 apsp.apply(defQueue, |
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561 [defQueue.length, 0].concat(globalDefQueue)); |
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562 globalDefQueue = []; |
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563 } |
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564 } |
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565 |
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566 handlers = { |
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567 'require': function (mod) { |
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568 if (mod.require) { |
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569 return mod.require; |
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570 } else { |
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571 return (mod.require = context.makeRequire(mod.map)); |
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572 } |
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573 }, |
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574 'exports': function (mod) { |
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575 mod.usingExports = true; |
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576 if (mod.map.isDefine) { |
|
577 if (mod.exports) { |
|
578 return (defined[mod.map.id] = mod.exports); |
|
579 } else { |
|
580 return (mod.exports = defined[mod.map.id] = {}); |
|
581 } |
|
582 } |
|
583 }, |
|
584 'module': function (mod) { |
|
585 if (mod.module) { |
|
586 return mod.module; |
|
587 } else { |
|
588 return (mod.module = { |
|
589 id: mod.map.id, |
|
590 uri: mod.map.url, |
|
591 config: function () { |
|
592 return getOwn(config.config, mod.map.id) || {}; |
|
593 }, |
|
594 exports: mod.exports || (mod.exports = {}) |
|
595 }); |
|
596 } |
|
597 } |
|
598 }; |
|
599 |
|
600 function cleanRegistry(id) { |
|
601 //Clean up machinery used for waiting modules. |
|
602 delete registry[id]; |
|
603 delete enabledRegistry[id]; |
|
604 } |
|
605 |
|
606 function breakCycle(mod, traced, processed) { |
|
607 var id = mod.map.id; |
|
608 |
|
609 if (mod.error) { |
|
610 mod.emit('error', mod.error); |
|
611 } else { |
|
612 traced[id] = true; |
|
613 each(mod.depMaps, function (depMap, i) { |
|
614 var depId = depMap.id, |
|
615 dep = getOwn(registry, depId); |
|
616 |
|
617 //Only force things that have not completed |
|
618 //being defined, so still in the registry, |
|
619 //and only if it has not been matched up |
|
620 //in the module already. |
|
621 if (dep && !mod.depMatched[i] && !processed[depId]) { |
|
622 if (getOwn(traced, depId)) { |
|
623 mod.defineDep(i, defined[depId]); |
|
624 mod.check(); //pass false? |
|
625 } else { |
|
626 breakCycle(dep, traced, processed); |
|
627 } |
|
628 } |
|
629 }); |
|
630 processed[id] = true; |
|
631 } |
|
632 } |
|
633 |
|
634 function checkLoaded() { |
|
635 var err, usingPathFallback, |
|
636 waitInterval = config.waitSeconds * 1000, |
|
637 //It is possible to disable the wait interval by using waitSeconds of 0. |
|
638 expired = waitInterval && (context.startTime + waitInterval) < new Date().getTime(), |
|
639 noLoads = [], |
|
640 reqCalls = [], |
|
641 stillLoading = false, |
|
642 needCycleCheck = true; |
|
643 |
|
644 //Do not bother if this call was a result of a cycle break. |
|
645 if (inCheckLoaded) { |
|
646 return; |
|
647 } |
|
648 |
|
649 inCheckLoaded = true; |
|
650 |
|
651 //Figure out the state of all the modules. |
|
652 eachProp(enabledRegistry, function (mod) { |
|
653 var map = mod.map, |
|
654 modId = map.id; |
|
655 |
|
656 //Skip things that are not enabled or in error state. |
|
657 if (!mod.enabled) { |
|
658 return; |
|
659 } |
|
660 |
|
661 if (!map.isDefine) { |
|
662 reqCalls.push(mod); |
|
663 } |
|
664 |
|
665 if (!mod.error) { |
|
666 //If the module should be executed, and it has not |
|
667 //been inited and time is up, remember it. |
|
668 if (!mod.inited && expired) { |
|
669 if (hasPathFallback(modId)) { |
|
670 usingPathFallback = true; |
|
671 stillLoading = true; |
|
672 } else { |
|
673 noLoads.push(modId); |
|
674 removeScript(modId); |
|
675 } |
|
676 } else if (!mod.inited && mod.fetched && map.isDefine) { |
|
677 stillLoading = true; |
|
678 if (!map.prefix) { |
|
679 //No reason to keep looking for unfinished |
|
680 //loading. If the only stillLoading is a |
|
681 //plugin resource though, keep going, |
|
682 //because it may be that a plugin resource |
|
683 //is waiting on a non-plugin cycle. |
|
684 return (needCycleCheck = false); |
|
685 } |
|
686 } |
|
687 } |
|
688 }); |
|
689 |
|
690 if (expired && noLoads.length) { |
|
691 //If wait time expired, throw error of unloaded modules. |
|
692 err = makeError('timeout', 'Load timeout for modules: ' + noLoads, null, noLoads); |
|
693 err.contextName = context.contextName; |
|
694 return onError(err); |
|
695 } |
|
696 |
|
697 //Not expired, check for a cycle. |
|
698 if (needCycleCheck) { |
|
699 each(reqCalls, function (mod) { |
|
700 breakCycle(mod, {}, {}); |
|
701 }); |
|
702 } |
|
703 |
|
704 //If still waiting on loads, and the waiting load is something |
|
705 //other than a plugin resource, or there are still outstanding |
|
706 //scripts, then just try back later. |
|
707 if ((!expired || usingPathFallback) && stillLoading) { |
|
708 //Something is still waiting to load. Wait for it, but only |
|
709 //if a timeout is not already in effect. |
|
710 if ((isBrowser || isWebWorker) && !checkLoadedTimeoutId) { |
|
711 checkLoadedTimeoutId = setTimeout(function () { |
|
712 checkLoadedTimeoutId = 0; |
|
713 checkLoaded(); |
|
714 }, 50); |
|
715 } |
|
716 } |
|
717 |
|
718 inCheckLoaded = false; |
|
719 } |
|
720 |
|
721 Module = function (map) { |
|
722 this.events = getOwn(undefEvents, map.id) || {}; |
|
723 this.map = map; |
|
724 this.shim = getOwn(config.shim, map.id); |
|
725 this.depExports = []; |
|
726 this.depMaps = []; |
|
727 this.depMatched = []; |
|
728 this.pluginMaps = {}; |
|
729 this.depCount = 0; |
|
730 |
|
731 /* this.exports this.factory |
|
732 this.depMaps = [], |
|
733 this.enabled, this.fetched |
|
734 */ |
|
735 }; |
|
736 |
|
737 Module.prototype = { |
|
738 init: function (depMaps, factory, errback, options) { |
|
739 options = options || {}; |
|
740 |
|
741 //Do not do more inits if already done. Can happen if there |
|
742 //are multiple define calls for the same module. That is not |
|
743 //a normal, common case, but it is also not unexpected. |
|
744 if (this.inited) { |
|
745 return; |
|
746 } |
|
747 |
|
748 this.factory = factory; |
|
749 |
|
750 if (errback) { |
|
751 //Register for errors on this module. |
|
752 this.on('error', errback); |
|
753 } else if (this.events.error) { |
|
754 //If no errback already, but there are error listeners |
|
755 //on this module, set up an errback to pass to the deps. |
|
756 errback = bind(this, function (err) { |
|
757 this.emit('error', err); |
|
758 }); |
|
759 } |
|
760 |
|
761 //Do a copy of the dependency array, so that |
|
762 //source inputs are not modified. For example |
|
763 //"shim" deps are passed in here directly, and |
|
764 //doing a direct modification of the depMaps array |
|
765 //would affect that config. |
|
766 this.depMaps = depMaps && depMaps.slice(0); |
|
767 |
|
768 this.errback = errback; |
|
769 |
|
770 //Indicate this module has be initialized |
|
771 this.inited = true; |
|
772 |
|
773 this.ignore = options.ignore; |
|
774 |
|
775 //Could have option to init this module in enabled mode, |
|
776 //or could have been previously marked as enabled. However, |
|
777 //the dependencies are not known until init is called. So |
|
778 //if enabled previously, now trigger dependencies as enabled. |
|
779 if (options.enabled || this.enabled) { |
|
780 //Enable this module and dependencies. |
|
781 //Will call this.check() |
|
782 this.enable(); |
|
783 } else { |
|
784 this.check(); |
|
785 } |
|
786 }, |
|
787 |
|
788 defineDep: function (i, depExports) { |
|
789 //Because of cycles, defined callback for a given |
|
790 //export can be called more than once. |
|
791 if (!this.depMatched[i]) { |
|
792 this.depMatched[i] = true; |
|
793 this.depCount -= 1; |
|
794 this.depExports[i] = depExports; |
|
795 } |
|
796 }, |
|
797 |
|
798 fetch: function () { |
|
799 if (this.fetched) { |
|
800 return; |
|
801 } |
|
802 this.fetched = true; |
|
803 |
|
804 context.startTime = (new Date()).getTime(); |
|
805 |
|
806 var map = this.map; |
|
807 |
|
808 //If the manager is for a plugin managed resource, |
|
809 //ask the plugin to load it now. |
|
810 if (this.shim) { |
|
811 context.makeRequire(this.map, { |
|
812 enableBuildCallback: true |
|
813 })(this.shim.deps || [], bind(this, function () { |
|
814 return map.prefix ? this.callPlugin() : this.load(); |
|
815 })); |
|
816 } else { |
|
817 //Regular dependency. |
|
818 return map.prefix ? this.callPlugin() : this.load(); |
|
819 } |
|
820 }, |
|
821 |
|
822 load: function () { |
|
823 var url = this.map.url; |
|
824 |
|
825 //Regular dependency. |
|
826 if (!urlFetched[url]) { |
|
827 urlFetched[url] = true; |
|
828 context.load(this.map.id, url); |
|
829 } |
|
830 }, |
|
831 |
|
832 /** |
|
833 * Checks if the module is ready to define itself, and if so, |
|
834 * define it. |
|
835 */ |
|
836 check: function () { |
|
837 if (!this.enabled || this.enabling) { |
|
838 return; |
|
839 } |
|
840 |
|
841 var err, cjsModule, |
|
842 id = this.map.id, |
|
843 depExports = this.depExports, |
|
844 exports = this.exports, |
|
845 factory = this.factory; |
|
846 |
|
847 if (!this.inited) { |
|
848 this.fetch(); |
|
849 } else if (this.error) { |
|
850 this.emit('error', this.error); |
|
851 } else if (!this.defining) { |
|
852 //The factory could trigger another require call |
|
853 //that would result in checking this module to |
|
854 //define itself again. If already in the process |
|
855 //of doing that, skip this work. |
|
856 this.defining = true; |
|
857 |
|
858 if (this.depCount < 1 && !this.defined) { |
|
859 if (isFunction(factory)) { |
|
860 //If there is an error listener, favor passing |
|
861 //to that instead of throwing an error. However, |
|
862 //only do it for define()'d modules. require |
|
863 //errbacks should not be called for failures in |
|
864 //their callbacks (#699). However if a global |
|
865 //onError is set, use that. |
|
866 if ((this.events.error && this.map.isDefine) || |
|
867 req.onError !== defaultOnError) { |
|
868 try { |
|
869 exports = context.execCb(id, factory, depExports, exports); |
|
870 } catch (e) { |
|
871 err = e; |
|
872 } |
|
873 } else { |
|
874 exports = context.execCb(id, factory, depExports, exports); |
|
875 } |
|
876 |
|
877 // Favor return value over exports. If node/cjs in play, |
|
878 // then will not have a return value anyway. Favor |
|
879 // module.exports assignment over exports object. |
|
880 if (this.map.isDefine && exports === undefined) { |
|
881 cjsModule = this.module; |
|
882 if (cjsModule) { |
|
883 exports = cjsModule.exports; |
|
884 } else if (this.usingExports) { |
|
885 //exports already set the defined value. |
|
886 exports = this.exports; |
|
887 } |
|
888 } |
|
889 |
|
890 if (err) { |
|
891 err.requireMap = this.map; |
|
892 err.requireModules = this.map.isDefine ? [this.map.id] : null; |
|
893 err.requireType = this.map.isDefine ? 'define' : 'require'; |
|
894 return onError((this.error = err)); |
|
895 } |
|
896 |
|
897 } else { |
|
898 //Just a literal value |
|
899 exports = factory; |
|
900 } |
|
901 |
|
902 this.exports = exports; |
|
903 |
|
904 if (this.map.isDefine && !this.ignore) { |
|
905 defined[id] = exports; |
|
906 |
|
907 if (req.onResourceLoad) { |
|
908 req.onResourceLoad(context, this.map, this.depMaps); |
|
909 } |
|
910 } |
|
911 |
|
912 //Clean up |
|
913 cleanRegistry(id); |
|
914 |
|
915 this.defined = true; |
|
916 } |
|
917 |
|
918 //Finished the define stage. Allow calling check again |
|
919 //to allow define notifications below in the case of a |
|
920 //cycle. |
|
921 this.defining = false; |
|
922 |
|
923 if (this.defined && !this.defineEmitted) { |
|
924 this.defineEmitted = true; |
|
925 this.emit('defined', this.exports); |
|
926 this.defineEmitComplete = true; |
|
927 } |
|
928 |
|
929 } |
|
930 }, |
|
931 |
|
932 callPlugin: function () { |
|
933 var map = this.map, |
|
934 id = map.id, |
|
935 //Map already normalized the prefix. |
|
936 pluginMap = makeModuleMap(map.prefix); |
|
937 |
|
938 //Mark this as a dependency for this plugin, so it |
|
939 //can be traced for cycles. |
|
940 this.depMaps.push(pluginMap); |
|
941 |
|
942 on(pluginMap, 'defined', bind(this, function (plugin) { |
|
943 var load, normalizedMap, normalizedMod, |
|
944 bundleId = getOwn(bundlesMap, this.map.id), |
|
945 name = this.map.name, |
|
946 parentName = this.map.parentMap ? this.map.parentMap.name : null, |
|
947 localRequire = context.makeRequire(map.parentMap, { |
|
948 enableBuildCallback: true |
|
949 }); |
|
950 |
|
951 //If current map is not normalized, wait for that |
|
952 //normalized name to load instead of continuing. |
|
953 if (this.map.unnormalized) { |
|
954 //Normalize the ID if the plugin allows it. |
|
955 if (plugin.normalize) { |
|
956 name = plugin.normalize(name, function (name) { |
|
957 return normalize(name, parentName, true); |
|
958 }) || ''; |
|
959 } |
|
960 |
|
961 //prefix and name should already be normalized, no need |
|
962 //for applying map config again either. |
|
963 normalizedMap = makeModuleMap(map.prefix + '!' + name, |
|
964 this.map.parentMap); |
|
965 on(normalizedMap, |
|
966 'defined', bind(this, function (value) { |
|
967 this.init([], function () { return value; }, null, { |
|
968 enabled: true, |
|
969 ignore: true |
|
970 }); |
|
971 })); |
|
972 |
|
973 normalizedMod = getOwn(registry, normalizedMap.id); |
|
974 if (normalizedMod) { |
|
975 //Mark this as a dependency for this plugin, so it |
|
976 //can be traced for cycles. |
|
977 this.depMaps.push(normalizedMap); |
|
978 |
|
979 if (this.events.error) { |
|
980 normalizedMod.on('error', bind(this, function (err) { |
|
981 this.emit('error', err); |
|
982 })); |
|
983 } |
|
984 normalizedMod.enable(); |
|
985 } |
|
986 |
|
987 return; |
|
988 } |
|
989 |
|
990 //If a paths config, then just load that file instead to |
|
991 //resolve the plugin, as it is built into that paths layer. |
|
992 if (bundleId) { |
|
993 this.map.url = context.nameToUrl(bundleId); |
|
994 this.load(); |
|
995 return; |
|
996 } |
|
997 |
|
998 load = bind(this, function (value) { |
|
999 this.init([], function () { return value; }, null, { |
|
1000 enabled: true |
|
1001 }); |
|
1002 }); |
|
1003 |
|
1004 load.error = bind(this, function (err) { |
|
1005 this.inited = true; |
|
1006 this.error = err; |
|
1007 err.requireModules = [id]; |
|
1008 |
|
1009 //Remove temp unnormalized modules for this module, |
|
1010 //since they will never be resolved otherwise now. |
|
1011 eachProp(registry, function (mod) { |
|
1012 if (mod.map.id.indexOf(id + '_unnormalized') === 0) { |
|
1013 cleanRegistry(mod.map.id); |
|
1014 } |
|
1015 }); |
|
1016 |
|
1017 onError(err); |
|
1018 }); |
|
1019 |
|
1020 //Allow plugins to load other code without having to know the |
|
1021 //context or how to 'complete' the load. |
|
1022 load.fromText = bind(this, function (text, textAlt) { |
|
1023 /*jslint evil: true */ |
|
1024 var moduleName = map.name, |
|
1025 moduleMap = makeModuleMap(moduleName), |
|
1026 hasInteractive = useInteractive; |
|
1027 |
|
1028 //As of 2.1.0, support just passing the text, to reinforce |
|
1029 //fromText only being called once per resource. Still |
|
1030 //support old style of passing moduleName but discard |
|
1031 //that moduleName in favor of the internal ref. |
|
1032 if (textAlt) { |
|
1033 text = textAlt; |
|
1034 } |
|
1035 |
|
1036 //Turn off interactive script matching for IE for any define |
|
1037 //calls in the text, then turn it back on at the end. |
|
1038 if (hasInteractive) { |
|
1039 useInteractive = false; |
|
1040 } |
|
1041 |
|
1042 //Prime the system by creating a module instance for |
|
1043 //it. |
|
1044 getModule(moduleMap); |
|
1045 |
|
1046 //Transfer any config to this other module. |
|
1047 if (hasProp(config.config, id)) { |
|
1048 config.config[moduleName] = config.config[id]; |
|
1049 } |
|
1050 |
|
1051 try { |
|
1052 req.exec(text); |
|
1053 } catch (e) { |
|
1054 return onError(makeError('fromtexteval', |
|
1055 'fromText eval for ' + id + |
|
1056 ' failed: ' + e, |
|
1057 e, |
|
1058 [id])); |
|
1059 } |
|
1060 |
|
1061 if (hasInteractive) { |
|
1062 useInteractive = true; |
|
1063 } |
|
1064 |
|
1065 //Mark this as a dependency for the plugin |
|
1066 //resource |
|
1067 this.depMaps.push(moduleMap); |
|
1068 |
|
1069 //Support anonymous modules. |
|
1070 context.completeLoad(moduleName); |
|
1071 |
|
1072 //Bind the value of that module to the value for this |
|
1073 //resource ID. |
|
1074 localRequire([moduleName], load); |
|
1075 }); |
|
1076 |
|
1077 //Use parentName here since the plugin's name is not reliable, |
|
1078 //could be some weird string with no path that actually wants to |
|
1079 //reference the parentName's path. |
|
1080 plugin.load(map.name, localRequire, load, config); |
|
1081 })); |
|
1082 |
|
1083 context.enable(pluginMap, this); |
|
1084 this.pluginMaps[pluginMap.id] = pluginMap; |
|
1085 }, |
|
1086 |
|
1087 enable: function () { |
|
1088 enabledRegistry[this.map.id] = this; |
|
1089 this.enabled = true; |
|
1090 |
|
1091 //Set flag mentioning that the module is enabling, |
|
1092 //so that immediate calls to the defined callbacks |
|
1093 //for dependencies do not trigger inadvertent load |
|
1094 //with the depCount still being zero. |
|
1095 this.enabling = true; |
|
1096 |
|
1097 //Enable each dependency |
|
1098 each(this.depMaps, bind(this, function (depMap, i) { |
|
1099 var id, mod, handler; |
|
1100 |
|
1101 if (typeof depMap === 'string') { |
|
1102 //Dependency needs to be converted to a depMap |
|
1103 //and wired up to this module. |
|
1104 depMap = makeModuleMap(depMap, |
|
1105 (this.map.isDefine ? this.map : this.map.parentMap), |
|
1106 false, |
|
1107 !this.skipMap); |
|
1108 this.depMaps[i] = depMap; |
|
1109 |
|
1110 handler = getOwn(handlers, depMap.id); |
|
1111 |
|
1112 if (handler) { |
|
1113 this.depExports[i] = handler(this); |
|
1114 return; |
|
1115 } |
|
1116 |
|
1117 this.depCount += 1; |
|
1118 |
|
1119 on(depMap, 'defined', bind(this, function (depExports) { |
|
1120 this.defineDep(i, depExports); |
|
1121 this.check(); |
|
1122 })); |
|
1123 |
|
1124 if (this.errback) { |
|
1125 on(depMap, 'error', bind(this, this.errback)); |
|
1126 } else if (this.events.error) { |
|
1127 // No direct errback on this module, but something |
|
1128 // else is listening for errors, so be sure to |
|
1129 // propagate the error correctly. |
|
1130 on(depMap, 'error', bind(this, function(err) { |
|
1131 this.emit('error', err); |
|
1132 })); |
|
1133 } |
|
1134 } |
|
1135 |
|
1136 id = depMap.id; |
|
1137 mod = registry[id]; |
|
1138 |
|
1139 //Skip special modules like 'require', 'exports', 'module' |
|
1140 //Also, don't call enable if it is already enabled, |
|
1141 //important in circular dependency cases. |
|
1142 if (!hasProp(handlers, id) && mod && !mod.enabled) { |
|
1143 context.enable(depMap, this); |
|
1144 } |
|
1145 })); |
|
1146 |
|
1147 //Enable each plugin that is used in |
|
1148 //a dependency |
|
1149 eachProp(this.pluginMaps, bind(this, function (pluginMap) { |
|
1150 var mod = getOwn(registry, pluginMap.id); |
|
1151 if (mod && !mod.enabled) { |
|
1152 context.enable(pluginMap, this); |
|
1153 } |
|
1154 })); |
|
1155 |
|
1156 this.enabling = false; |
|
1157 |
|
1158 this.check(); |
|
1159 }, |
|
1160 |
|
1161 on: function (name, cb) { |
|
1162 var cbs = this.events[name]; |
|
1163 if (!cbs) { |
|
1164 cbs = this.events[name] = []; |
|
1165 } |
|
1166 cbs.push(cb); |
|
1167 }, |
|
1168 |
|
1169 emit: function (name, evt) { |
|
1170 each(this.events[name], function (cb) { |
|
1171 cb(evt); |
|
1172 }); |
|
1173 if (name === 'error') { |
|
1174 //Now that the error handler was triggered, remove |
|
1175 //the listeners, since this broken Module instance |
|
1176 //can stay around for a while in the registry. |
|
1177 delete this.events[name]; |
|
1178 } |
|
1179 } |
|
1180 }; |
|
1181 |
|
1182 function callGetModule(args) { |
|
1183 //Skip modules already defined. |
|
1184 if (!hasProp(defined, args[0])) { |
|
1185 getModule(makeModuleMap(args[0], null, true)).init(args[1], args[2]); |
|
1186 } |
|
1187 } |
|
1188 |
|
1189 function removeListener(node, func, name, ieName) { |
|
1190 //Favor detachEvent because of IE9 |
|
1191 //issue, see attachEvent/addEventListener comment elsewhere |
|
1192 //in this file. |
|
1193 if (node.detachEvent && !isOpera) { |
|
1194 //Probably IE. If not it will throw an error, which will be |
|
1195 //useful to know. |
|
1196 if (ieName) { |
|
1197 node.detachEvent(ieName, func); |
|
1198 } |
|
1199 } else { |
|
1200 node.removeEventListener(name, func, false); |
|
1201 } |
|
1202 } |
|
1203 |
|
1204 /** |
|
1205 * Given an event from a script node, get the requirejs info from it, |
|
1206 * and then removes the event listeners on the node. |
|
1207 * @param {Event} evt |
|
1208 * @returns {Object} |
|
1209 */ |
|
1210 function getScriptData(evt) { |
|
1211 //Using currentTarget instead of target for Firefox 2.0's sake. Not |
|
1212 //all old browsers will be supported, but this one was easy enough |
|
1213 //to support and still makes sense. |
|
1214 var node = evt.currentTarget || evt.srcElement; |
|
1215 |
|
1216 //Remove the listeners once here. |
|
1217 removeListener(node, context.onScriptLoad, 'load', 'onreadystatechange'); |
|
1218 removeListener(node, context.onScriptError, 'error'); |
|
1219 |
|
1220 return { |
|
1221 node: node, |
|
1222 id: node && node.getAttribute('data-requiremodule') |
|
1223 }; |
|
1224 } |
|
1225 |
|
1226 function intakeDefines() { |
|
1227 var args; |
|
1228 |
|
1229 //Any defined modules in the global queue, intake them now. |
|
1230 takeGlobalQueue(); |
|
1231 |
|
1232 //Make sure any remaining defQueue items get properly processed. |
|
1233 while (defQueue.length) { |
|
1234 args = defQueue.shift(); |
|
1235 if (args[0] === null) { |
|
1236 return onError(makeError('mismatch', 'Mismatched anonymous define() module: ' + args[args.length - 1])); |
|
1237 } else { |
|
1238 //args are id, deps, factory. Should be normalized by the |
|
1239 //define() function. |
|
1240 callGetModule(args); |
|
1241 } |
|
1242 } |
|
1243 } |
|
1244 |
|
1245 context = { |
|
1246 config: config, |
|
1247 contextName: contextName, |
|
1248 registry: registry, |
|
1249 defined: defined, |
|
1250 urlFetched: urlFetched, |
|
1251 defQueue: defQueue, |
|
1252 Module: Module, |
|
1253 makeModuleMap: makeModuleMap, |
|
1254 nextTick: req.nextTick, |
|
1255 onError: onError, |
|
1256 |
|
1257 /** |
|
1258 * Set a configuration for the context. |
|
1259 * @param {Object} cfg config object to integrate. |
|
1260 */ |
|
1261 configure: function (cfg) { |
|
1262 //Make sure the baseUrl ends in a slash. |
|
1263 if (cfg.baseUrl) { |
|
1264 if (cfg.baseUrl.charAt(cfg.baseUrl.length - 1) !== '/') { |
|
1265 cfg.baseUrl += '/'; |
|
1266 } |
|
1267 } |
|
1268 |
|
1269 //Save off the paths since they require special processing, |
|
1270 //they are additive. |
|
1271 var shim = config.shim, |
|
1272 objs = { |
|
1273 paths: true, |
|
1274 bundles: true, |
|
1275 config: true, |
|
1276 map: true |
|
1277 }; |
|
1278 |
|
1279 eachProp(cfg, function (value, prop) { |
|
1280 if (objs[prop]) { |
|
1281 if (!config[prop]) { |
|
1282 config[prop] = {}; |
|
1283 } |
|
1284 mixin(config[prop], value, true, true); |
|
1285 } else { |
|
1286 config[prop] = value; |
|
1287 } |
|
1288 }); |
|
1289 |
|
1290 //Reverse map the bundles |
|
1291 if (cfg.bundles) { |
|
1292 eachProp(cfg.bundles, function (value, prop) { |
|
1293 each(value, function (v) { |
|
1294 if (v !== prop) { |
|
1295 bundlesMap[v] = prop; |
|
1296 } |
|
1297 }); |
|
1298 }); |
|
1299 } |
|
1300 |
|
1301 //Merge shim |
|
1302 if (cfg.shim) { |
|
1303 eachProp(cfg.shim, function (value, id) { |
|
1304 //Normalize the structure |
|
1305 if (isArray(value)) { |
|
1306 value = { |
|
1307 deps: value |
|
1308 }; |
|
1309 } |
|
1310 if ((value.exports || value.init) && !value.exportsFn) { |
|
1311 value.exportsFn = context.makeShimExports(value); |
|
1312 } |
|
1313 shim[id] = value; |
|
1314 }); |
|
1315 config.shim = shim; |
|
1316 } |
|
1317 |
|
1318 //Adjust packages if necessary. |
|
1319 if (cfg.packages) { |
|
1320 each(cfg.packages, function (pkgObj) { |
|
1321 var location, name; |
|
1322 |
|
1323 pkgObj = typeof pkgObj === 'string' ? { name: pkgObj } : pkgObj; |
|
1324 |
|
1325 name = pkgObj.name; |
|
1326 location = pkgObj.location; |
|
1327 if (location) { |
|
1328 config.paths[name] = pkgObj.location; |
|
1329 } |
|
1330 |
|
1331 //Save pointer to main module ID for pkg name. |
|
1332 //Remove leading dot in main, so main paths are normalized, |
|
1333 //and remove any trailing .js, since different package |
|
1334 //envs have different conventions: some use a module name, |
|
1335 //some use a file name. |
|
1336 config.pkgs[name] = pkgObj.name + '/' + (pkgObj.main || 'main') |
|
1337 .replace(currDirRegExp, '') |
|
1338 .replace(jsSuffixRegExp, ''); |
|
1339 }); |
|
1340 } |
|
1341 |
|
1342 //If there are any "waiting to execute" modules in the registry, |
|
1343 //update the maps for them, since their info, like URLs to load, |
|
1344 //may have changed. |
|
1345 eachProp(registry, function (mod, id) { |
|
1346 //If module already has init called, since it is too |
|
1347 //late to modify them, and ignore unnormalized ones |
|
1348 //since they are transient. |
|
1349 if (!mod.inited && !mod.map.unnormalized) { |
|
1350 mod.map = makeModuleMap(id); |
|
1351 } |
|
1352 }); |
|
1353 |
|
1354 //If a deps array or a config callback is specified, then call |
|
1355 //require with those args. This is useful when require is defined as a |
|
1356 //config object before require.js is loaded. |
|
1357 if (cfg.deps || cfg.callback) { |
|
1358 context.require(cfg.deps || [], cfg.callback); |
|
1359 } |
|
1360 }, |
|
1361 |
|
1362 makeShimExports: function (value) { |
|
1363 function fn() { |
|
1364 var ret; |
|
1365 if (value.init) { |
|
1366 ret = value.init.apply(global, arguments); |
|
1367 } |
|
1368 return ret || (value.exports && getGlobal(value.exports)); |
|
1369 } |
|
1370 return fn; |
|
1371 }, |
|
1372 |
|
1373 makeRequire: function (relMap, options) { |
|
1374 options = options || {}; |
|
1375 |
|
1376 function localRequire(deps, callback, errback) { |
|
1377 var id, map, requireMod; |
|
1378 |
|
1379 if (options.enableBuildCallback && callback && isFunction(callback)) { |
|
1380 callback.__requireJsBuild = true; |
|
1381 } |
|
1382 |
|
1383 if (typeof deps === 'string') { |
|
1384 if (isFunction(callback)) { |
|
1385 //Invalid call |
|
1386 return onError(makeError('requireargs', 'Invalid require call'), errback); |
|
1387 } |
|
1388 |
|
1389 //If require|exports|module are requested, get the |
|
1390 //value for them from the special handlers. Caveat: |
|
1391 //this only works while module is being defined. |
|
1392 if (relMap && hasProp(handlers, deps)) { |
|
1393 return handlers[deps](registry[relMap.id]); |
|
1394 } |
|
1395 |
|
1396 //Synchronous access to one module. If require.get is |
|
1397 //available (as in the Node adapter), prefer that. |
|
1398 if (req.get) { |
|
1399 return req.get(context, deps, relMap, localRequire); |
|
1400 } |
|
1401 |
|
1402 //Normalize module name, if it contains . or .. |
|
1403 map = makeModuleMap(deps, relMap, false, true); |
|
1404 id = map.id; |
|
1405 |
|
1406 if (!hasProp(defined, id)) { |
|
1407 return onError(makeError('notloaded', 'Module name "' + |
|
1408 id + |
|
1409 '" has not been loaded yet for context: ' + |
|
1410 contextName + |
|
1411 (relMap ? '' : '. Use require([])'))); |
|
1412 } |
|
1413 return defined[id]; |
|
1414 } |
|
1415 |
|
1416 //Grab defines waiting in the global queue. |
|
1417 intakeDefines(); |
|
1418 |
|
1419 //Mark all the dependencies as needing to be loaded. |
|
1420 context.nextTick(function () { |
|
1421 //Some defines could have been added since the |
|
1422 //require call, collect them. |
|
1423 intakeDefines(); |
|
1424 |
|
1425 requireMod = getModule(makeModuleMap(null, relMap)); |
|
1426 |
|
1427 //Store if map config should be applied to this require |
|
1428 //call for dependencies. |
|
1429 requireMod.skipMap = options.skipMap; |
|
1430 |
|
1431 requireMod.init(deps, callback, errback, { |
|
1432 enabled: true |
|
1433 }); |
|
1434 |
|
1435 checkLoaded(); |
|
1436 }); |
|
1437 |
|
1438 return localRequire; |
|
1439 } |
|
1440 |
|
1441 mixin(localRequire, { |
|
1442 isBrowser: isBrowser, |
|
1443 |
|
1444 /** |
|
1445 * Converts a module name + .extension into an URL path. |
|
1446 * *Requires* the use of a module name. It does not support using |
|
1447 * plain URLs like nameToUrl. |
|
1448 */ |
|
1449 toUrl: function (moduleNamePlusExt) { |
|
1450 var ext, |
|
1451 index = moduleNamePlusExt.lastIndexOf('.'), |
|
1452 segment = moduleNamePlusExt.split('/')[0], |
|
1453 isRelative = segment === '.' || segment === '..'; |
|
1454 |
|
1455 //Have a file extension alias, and it is not the |
|
1456 //dots from a relative path. |
|
1457 if (index !== -1 && (!isRelative || index > 1)) { |
|
1458 ext = moduleNamePlusExt.substring(index, moduleNamePlusExt.length); |
|
1459 moduleNamePlusExt = moduleNamePlusExt.substring(0, index); |
|
1460 } |
|
1461 |
|
1462 return context.nameToUrl(normalize(moduleNamePlusExt, |
|
1463 relMap && relMap.id, true), ext, true); |
|
1464 }, |
|
1465 |
|
1466 defined: function (id) { |
|
1467 return hasProp(defined, makeModuleMap(id, relMap, false, true).id); |
|
1468 }, |
|
1469 |
|
1470 specified: function (id) { |
|
1471 id = makeModuleMap(id, relMap, false, true).id; |
|
1472 return hasProp(defined, id) || hasProp(registry, id); |
|
1473 } |
|
1474 }); |
|
1475 |
|
1476 //Only allow undef on top level require calls |
|
1477 if (!relMap) { |
|
1478 localRequire.undef = function (id) { |
|
1479 //Bind any waiting define() calls to this context, |
|
1480 //fix for #408 |
|
1481 takeGlobalQueue(); |
|
1482 |
|
1483 var map = makeModuleMap(id, relMap, true), |
|
1484 mod = getOwn(registry, id); |
|
1485 |
|
1486 removeScript(id); |
|
1487 |
|
1488 delete defined[id]; |
|
1489 delete urlFetched[map.url]; |
|
1490 delete undefEvents[id]; |
|
1491 |
|
1492 //Clean queued defines too. Go backwards |
|
1493 //in array so that the splices do not |
|
1494 //mess up the iteration. |
|
1495 eachReverse(defQueue, function(args, i) { |
|
1496 if(args[0] === id) { |
|
1497 defQueue.splice(i, 1); |
|
1498 } |
|
1499 }); |
|
1500 |
|
1501 if (mod) { |
|
1502 //Hold on to listeners in case the |
|
1503 //module will be attempted to be reloaded |
|
1504 //using a different config. |
|
1505 if (mod.events.defined) { |
|
1506 undefEvents[id] = mod.events; |
|
1507 } |
|
1508 |
|
1509 cleanRegistry(id); |
|
1510 } |
|
1511 }; |
|
1512 } |
|
1513 |
|
1514 return localRequire; |
|
1515 }, |
|
1516 |
|
1517 /** |
|
1518 * Called to enable a module if it is still in the registry |
|
1519 * awaiting enablement. A second arg, parent, the parent module, |
|
1520 * is passed in for context, when this method is overridden by |
|
1521 * the optimizer. Not shown here to keep code compact. |
|
1522 */ |
|
1523 enable: function (depMap) { |
|
1524 var mod = getOwn(registry, depMap.id); |
|
1525 if (mod) { |
|
1526 getModule(depMap).enable(); |
|
1527 } |
|
1528 }, |
|
1529 |
|
1530 /** |
|
1531 * Internal method used by environment adapters to complete a load event. |
|
1532 * A load event could be a script load or just a load pass from a synchronous |
|
1533 * load call. |
|
1534 * @param {String} moduleName the name of the module to potentially complete. |
|
1535 */ |
|
1536 completeLoad: function (moduleName) { |
|
1537 var found, args, mod, |
|
1538 shim = getOwn(config.shim, moduleName) || {}, |
|
1539 shExports = shim.exports; |
|
1540 |
|
1541 takeGlobalQueue(); |
|
1542 |
|
1543 while (defQueue.length) { |
|
1544 args = defQueue.shift(); |
|
1545 if (args[0] === null) { |
|
1546 args[0] = moduleName; |
|
1547 //If already found an anonymous module and bound it |
|
1548 //to this name, then this is some other anon module |
|
1549 //waiting for its completeLoad to fire. |
|
1550 if (found) { |
|
1551 break; |
|
1552 } |
|
1553 found = true; |
|
1554 } else if (args[0] === moduleName) { |
|
1555 //Found matching define call for this script! |
|
1556 found = true; |
|
1557 } |
|
1558 |
|
1559 callGetModule(args); |
|
1560 } |
|
1561 |
|
1562 //Do this after the cycle of callGetModule in case the result |
|
1563 //of those calls/init calls changes the registry. |
|
1564 mod = getOwn(registry, moduleName); |
|
1565 |
|
1566 if (!found && !hasProp(defined, moduleName) && mod && !mod.inited) { |
|
1567 if (config.enforceDefine && (!shExports || !getGlobal(shExports))) { |
|
1568 if (hasPathFallback(moduleName)) { |
|
1569 return; |
|
1570 } else { |
|
1571 return onError(makeError('nodefine', |
|
1572 'No define call for ' + moduleName, |
|
1573 null, |
|
1574 [moduleName])); |
|
1575 } |
|
1576 } else { |
|
1577 //A script that does not call define(), so just simulate |
|
1578 //the call for it. |
|
1579 callGetModule([moduleName, (shim.deps || []), shim.exportsFn]); |
|
1580 } |
|
1581 } |
|
1582 |
|
1583 checkLoaded(); |
|
1584 }, |
|
1585 |
|
1586 /** |
|
1587 * Converts a module name to a file path. Supports cases where |
|
1588 * moduleName may actually be just an URL. |
|
1589 * Note that it **does not** call normalize on the moduleName, |
|
1590 * it is assumed to have already been normalized. This is an |
|
1591 * internal API, not a public one. Use toUrl for the public API. |
|
1592 */ |
|
1593 nameToUrl: function (moduleName, ext, skipExt) { |
|
1594 var paths, syms, i, parentModule, url, |
|
1595 parentPath, bundleId, |
|
1596 pkgMain = getOwn(config.pkgs, moduleName); |
|
1597 |
|
1598 if (pkgMain) { |
|
1599 moduleName = pkgMain; |
|
1600 } |
|
1601 |
|
1602 bundleId = getOwn(bundlesMap, moduleName); |
|
1603 |
|
1604 if (bundleId) { |
|
1605 return context.nameToUrl(bundleId, ext, skipExt); |
|
1606 } |
|
1607 |
|
1608 //If a colon is in the URL, it indicates a protocol is used and it is just |
|
1609 //an URL to a file, or if it starts with a slash, contains a query arg (i.e. ?) |
|
1610 //or ends with .js, then assume the user meant to use an url and not a module id. |
|
1611 //The slash is important for protocol-less URLs as well as full paths. |
|
1612 if (req.jsExtRegExp.test(moduleName)) { |
|
1613 //Just a plain path, not module name lookup, so just return it. |
|
1614 //Add extension if it is included. This is a bit wonky, only non-.js things pass |
|
1615 //an extension, this method probably needs to be reworked. |
|
1616 url = moduleName + (ext || ''); |
|
1617 } else { |
|
1618 //A module that needs to be converted to a path. |
|
1619 paths = config.paths; |
|
1620 |
|
1621 syms = moduleName.split('/'); |
|
1622 //For each module name segment, see if there is a path |
|
1623 //registered for it. Start with most specific name |
|
1624 //and work up from it. |
|
1625 for (i = syms.length; i > 0; i -= 1) { |
|
1626 parentModule = syms.slice(0, i).join('/'); |
|
1627 |
|
1628 parentPath = getOwn(paths, parentModule); |
|
1629 if (parentPath) { |
|
1630 //If an array, it means there are a few choices, |
|
1631 //Choose the one that is desired |
|
1632 if (isArray(parentPath)) { |
|
1633 parentPath = parentPath[0]; |
|
1634 } |
|
1635 syms.splice(0, i, parentPath); |
|
1636 break; |
|
1637 } |
|
1638 } |
|
1639 |
|
1640 //Join the path parts together, then figure out if baseUrl is needed. |
|
1641 url = syms.join('/'); |
|
1642 url += (ext || (/^data\:|\?/.test(url) || skipExt ? '' : '.js')); |
|
1643 url = (url.charAt(0) === '/' || url.match(/^[\w\+\.\-]+:/) ? '' : config.baseUrl) + url; |
|
1644 } |
|
1645 |
|
1646 return config.urlArgs ? url + |
|
1647 ((url.indexOf('?') === -1 ? '?' : '&') + |
|
1648 config.urlArgs) : url; |
|
1649 }, |
|
1650 |
|
1651 //Delegates to req.load. Broken out as a separate function to |
|
1652 //allow overriding in the optimizer. |
|
1653 load: function (id, url) { |
|
1654 req.load(context, id, url); |
|
1655 }, |
|
1656 |
|
1657 /** |
|
1658 * Executes a module callback function. Broken out as a separate function |
|
1659 * solely to allow the build system to sequence the files in the built |
|
1660 * layer in the right sequence. |
|
1661 * |
|
1662 * @private |
|
1663 */ |
|
1664 execCb: function (name, callback, args, exports) { |
|
1665 return callback.apply(exports, args); |
|
1666 }, |
|
1667 |
|
1668 /** |
|
1669 * callback for script loads, used to check status of loading. |
|
1670 * |
|
1671 * @param {Event} evt the event from the browser for the script |
|
1672 * that was loaded. |
|
1673 */ |
|
1674 onScriptLoad: function (evt) { |
|
1675 //Using currentTarget instead of target for Firefox 2.0's sake. Not |
|
1676 //all old browsers will be supported, but this one was easy enough |
|
1677 //to support and still makes sense. |
|
1678 if (evt.type === 'load' || |
|
1679 (readyRegExp.test((evt.currentTarget || evt.srcElement).readyState))) { |
|
1680 //Reset interactive script so a script node is not held onto for |
|
1681 //to long. |
|
1682 interactiveScript = null; |
|
1683 |
|
1684 //Pull out the name of the module and the context. |
|
1685 var data = getScriptData(evt); |
|
1686 context.completeLoad(data.id); |
|
1687 } |
|
1688 }, |
|
1689 |
|
1690 /** |
|
1691 * Callback for script errors. |
|
1692 */ |
|
1693 onScriptError: function (evt) { |
|
1694 var data = getScriptData(evt); |
|
1695 if (!hasPathFallback(data.id)) { |
|
1696 return onError(makeError('scripterror', 'Script error for: ' + data.id, evt, [data.id])); |
|
1697 } |
|
1698 } |
|
1699 }; |
|
1700 |
|
1701 context.require = context.makeRequire(); |
|
1702 return context; |
|
1703 } |
|
1704 |
|
1705 /** |
|
1706 * Main entry point. |
|
1707 * |
|
1708 * If the only argument to require is a string, then the module that |
|
1709 * is represented by that string is fetched for the appropriate context. |
|
1710 * |
|
1711 * If the first argument is an array, then it will be treated as an array |
|
1712 * of dependency string names to fetch. An optional function callback can |
|
1713 * be specified to execute when all of those dependencies are available. |
|
1714 * |
|
1715 * Make a local req variable to help Caja compliance (it assumes things |
|
1716 * on a require that are not standardized), and to give a short |
|
1717 * name for minification/local scope use. |
|
1718 */ |
|
1719 req = requirejs = function (deps, callback, errback, optional) { |
|
1720 |
|
1721 //Find the right context, use default |
|
1722 var context, config, |
|
1723 contextName = defContextName; |
|
1724 |
|
1725 // Determine if have config object in the call. |
|
1726 if (!isArray(deps) && typeof deps !== 'string') { |
|
1727 // deps is a config object |
|
1728 config = deps; |
|
1729 if (isArray(callback)) { |
|
1730 // Adjust args if there are dependencies |
|
1731 deps = callback; |
|
1732 callback = errback; |
|
1733 errback = optional; |
|
1734 } else { |
|
1735 deps = []; |
|
1736 } |
|
1737 } |
|
1738 |
|
1739 if (config && config.context) { |
|
1740 contextName = config.context; |
|
1741 } |
|
1742 |
|
1743 context = getOwn(contexts, contextName); |
|
1744 if (!context) { |
|
1745 context = contexts[contextName] = req.s.newContext(contextName); |
|
1746 } |
|
1747 |
|
1748 if (config) { |
|
1749 context.configure(config); |
|
1750 } |
|
1751 |
|
1752 return context.require(deps, callback, errback); |
|
1753 }; |
|
1754 |
|
1755 /** |
|
1756 * Support require.config() to make it easier to cooperate with other |
|
1757 * AMD loaders on globally agreed names. |
|
1758 */ |
|
1759 req.config = function (config) { |
|
1760 return req(config); |
|
1761 }; |
|
1762 |
|
1763 /** |
|
1764 * Execute something after the current tick |
|
1765 * of the event loop. Override for other envs |
|
1766 * that have a better solution than setTimeout. |
|
1767 * @param {Function} fn function to execute later. |
|
1768 */ |
|
1769 req.nextTick = typeof setTimeout !== 'undefined' ? function (fn) { |
|
1770 setTimeout(fn, 4); |
|
1771 } : function (fn) { fn(); }; |
|
1772 |
|
1773 /** |
|
1774 * Export require as a global, but only if it does not already exist. |
|
1775 */ |
|
1776 if (!require) { |
|
1777 require = req; |
|
1778 } |
|
1779 |
|
1780 req.version = version; |
|
1781 |
|
1782 //Used to filter out dependencies that are already paths. |
|
1783 req.jsExtRegExp = /^\/|:|\?|\.js$/; |
|
1784 req.isBrowser = isBrowser; |
|
1785 s = req.s = { |
|
1786 contexts: contexts, |
|
1787 newContext: newContext |
|
1788 }; |
|
1789 |
|
1790 //Create default context. |
|
1791 req({}); |
|
1792 |
|
1793 //Exports some context-sensitive methods on global require. |
|
1794 each([ |
|
1795 'toUrl', |
|
1796 'undef', |
|
1797 'defined', |
|
1798 'specified' |
|
1799 ], function (prop) { |
|
1800 //Reference from contexts instead of early binding to default context, |
|
1801 //so that during builds, the latest instance of the default context |
|
1802 //with its config gets used. |
|
1803 req[prop] = function () { |
|
1804 var ctx = contexts[defContextName]; |
|
1805 return ctx.require[prop].apply(ctx, arguments); |
|
1806 }; |
|
1807 }); |
|
1808 |
|
1809 if (isBrowser) { |
|
1810 head = s.head = document.getElementsByTagName('head')[0]; |
|
1811 //If BASE tag is in play, using appendChild is a problem for IE6. |
|
1812 //When that browser dies, this can be removed. Details in this jQuery bug: |
|
1813 //http://dev.jquery.com/ticket/2709 |
|
1814 baseElement = document.getElementsByTagName('base')[0]; |
|
1815 if (baseElement) { |
|
1816 head = s.head = baseElement.parentNode; |
|
1817 } |
|
1818 } |
|
1819 |
|
1820 /** |
|
1821 * Any errors that require explicitly generates will be passed to this |
|
1822 * function. Intercept/override it if you want custom error handling. |
|
1823 * @param {Error} err the error object. |
|
1824 */ |
|
1825 req.onError = defaultOnError; |
|
1826 |
|
1827 /** |
|
1828 * Creates the node for the load command. Only used in browser envs. |
|
1829 */ |
|
1830 req.createNode = function (config, moduleName, url) { |
|
1831 var node = config.xhtml ? |
|
1832 document.createElementNS('http://www.w3.org/1999/xhtml', 'html:script') : |
|
1833 document.createElement('script'); |
|
1834 node.type = config.scriptType || 'text/javascript'; |
|
1835 node.charset = 'utf-8'; |
|
1836 node.async = true; |
|
1837 return node; |
|
1838 }; |
|
1839 |
|
1840 /** |
|
1841 * Does the request to load a module for the browser case. |
|
1842 * Make this a separate function to allow other environments |
|
1843 * to override it. |
|
1844 * |
|
1845 * @param {Object} context the require context to find state. |
|
1846 * @param {String} moduleName the name of the module. |
|
1847 * @param {Object} url the URL to the module. |
|
1848 */ |
|
1849 req.load = function (context, moduleName, url) { |
|
1850 var config = (context && context.config) || {}, |
|
1851 node; |
|
1852 if (isBrowser) { |
|
1853 //In the browser so use a script tag |
|
1854 node = req.createNode(config, moduleName, url); |
|
1855 |
|
1856 node.setAttribute('data-requirecontext', context.contextName); |
|
1857 node.setAttribute('data-requiremodule', moduleName); |
|
1858 |
|
1859 //Set up load listener. Test attachEvent first because IE9 has |
|
1860 //a subtle issue in its addEventListener and script onload firings |
|
1861 //that do not match the behavior of all other browsers with |
|
1862 //addEventListener support, which fire the onload event for a |
|
1863 //script right after the script execution. See: |
|
1864 //https://connect.microsoft.com/IE/feedback/details/648057/script-onload-event-is-not-fired-immediately-after-script-execution |
|
1865 //UNFORTUNATELY Opera implements attachEvent but does not follow the script |
|
1866 //script execution mode. |
|
1867 if (node.attachEvent && |
|
1868 //Check if node.attachEvent is artificially added by custom script or |
|
1869 //natively supported by browser |
|
1870 //read https://github.com/jrburke/requirejs/issues/187 |
|
1871 //if we can NOT find [native code] then it must NOT natively supported. |
|
1872 //in IE8, node.attachEvent does not have toString() |
|
1873 //Note the test for "[native code" with no closing brace, see: |
|
1874 //https://github.com/jrburke/requirejs/issues/273 |
|
1875 !(node.attachEvent.toString && node.attachEvent.toString().indexOf('[native code') < 0) && |
|
1876 !isOpera) { |
|
1877 //Probably IE. IE (at least 6-8) do not fire |
|
1878 //script onload right after executing the script, so |
|
1879 //we cannot tie the anonymous define call to a name. |
|
1880 //However, IE reports the script as being in 'interactive' |
|
1881 //readyState at the time of the define call. |
|
1882 useInteractive = true; |
|
1883 |
|
1884 node.attachEvent('onreadystatechange', context.onScriptLoad); |
|
1885 //It would be great to add an error handler here to catch |
|
1886 //404s in IE9+. However, onreadystatechange will fire before |
|
1887 //the error handler, so that does not help. If addEventListener |
|
1888 //is used, then IE will fire error before load, but we cannot |
|
1889 //use that pathway given the connect.microsoft.com issue |
|
1890 //mentioned above about not doing the 'script execute, |
|
1891 //then fire the script load event listener before execute |
|
1892 //next script' that other browsers do. |
|
1893 //Best hope: IE10 fixes the issues, |
|
1894 //and then destroys all installs of IE 6-9. |
|
1895 //node.attachEvent('onerror', context.onScriptError); |
|
1896 } else { |
|
1897 node.addEventListener('load', context.onScriptLoad, false); |
|
1898 node.addEventListener('error', context.onScriptError, false); |
|
1899 } |
|
1900 node.src = url; |
|
1901 |
|
1902 //For some cache cases in IE 6-8, the script executes before the end |
|
1903 //of the appendChild execution, so to tie an anonymous define |
|
1904 //call to the module name (which is stored on the node), hold on |
|
1905 //to a reference to this node, but clear after the DOM insertion. |
|
1906 currentlyAddingScript = node; |
|
1907 if (baseElement) { |
|
1908 head.insertBefore(node, baseElement); |
|
1909 } else { |
|
1910 head.appendChild(node); |
|
1911 } |
|
1912 currentlyAddingScript = null; |
|
1913 |
|
1914 return node; |
|
1915 } else if (isWebWorker) { |
|
1916 try { |
|
1917 //In a web worker, use importScripts. This is not a very |
|
1918 //efficient use of importScripts, importScripts will block until |
|
1919 //its script is downloaded and evaluated. However, if web workers |
|
1920 //are in play, the expectation that a build has been done so that |
|
1921 //only one script needs to be loaded anyway. This may need to be |
|
1922 //reevaluated if other use cases become common. |
|
1923 importScripts(url); |
|
1924 |
|
1925 //Account for anonymous modules |
|
1926 context.completeLoad(moduleName); |
|
1927 } catch (e) { |
|
1928 context.onError(makeError('importscripts', |
|
1929 'importScripts failed for ' + |
|
1930 moduleName + ' at ' + url, |
|
1931 e, |
|
1932 [moduleName])); |
|
1933 } |
|
1934 } |
|
1935 }; |
|
1936 |
|
1937 function getInteractiveScript() { |
|
1938 if (interactiveScript && interactiveScript.readyState === 'interactive') { |
|
1939 return interactiveScript; |
|
1940 } |
|
1941 |
|
1942 eachReverse(scripts(), function (script) { |
|
1943 if (script.readyState === 'interactive') { |
|
1944 return (interactiveScript = script); |
|
1945 } |
|
1946 }); |
|
1947 return interactiveScript; |
|
1948 } |
|
1949 |
|
1950 //Look for a data-main script attribute, which could also adjust the baseUrl. |
|
1951 if (isBrowser && !cfg.skipDataMain) { |
|
1952 //Figure out baseUrl. Get it from the script tag with require.js in it. |
|
1953 eachReverse(scripts(), function (script) { |
|
1954 //Set the 'head' where we can append children by |
|
1955 //using the script's parent. |
|
1956 if (!head) { |
|
1957 head = script.parentNode; |
|
1958 } |
|
1959 |
|
1960 //Look for a data-main attribute to set main script for the page |
|
1961 //to load. If it is there, the path to data main becomes the |
|
1962 //baseUrl, if it is not already set. |
|
1963 dataMain = script.getAttribute('data-main'); |
|
1964 if (dataMain) { |
|
1965 //Preserve dataMain in case it is a path (i.e. contains '?') |
|
1966 mainScript = dataMain; |
|
1967 |
|
1968 //Set final baseUrl if there is not already an explicit one. |
|
1969 if (!cfg.baseUrl) { |
|
1970 //Pull off the directory of data-main for use as the |
|
1971 //baseUrl. |
|
1972 src = mainScript.split('/'); |
|
1973 mainScript = src.pop(); |
|
1974 subPath = src.length ? src.join('/') + '/' : './'; |
|
1975 |
|
1976 cfg.baseUrl = subPath; |
|
1977 } |
|
1978 |
|
1979 //Strip off any trailing .js since mainScript is now |
|
1980 //like a module name. |
|
1981 mainScript = mainScript.replace(jsSuffixRegExp, ''); |
|
1982 |
|
1983 //If mainScript is still a path, fall back to dataMain |
|
1984 if (req.jsExtRegExp.test(mainScript)) { |
|
1985 mainScript = dataMain; |
|
1986 } |
|
1987 |
|
1988 //Put the data-main script in the files to load. |
|
1989 cfg.deps = cfg.deps ? cfg.deps.concat(mainScript) : [mainScript]; |
|
1990 |
|
1991 return true; |
|
1992 } |
|
1993 }); |
|
1994 } |
|
1995 |
|
1996 /** |
|
1997 * The function that handles definitions of modules. Differs from |
|
1998 * require() in that a string for the module should be the first argument, |
|
1999 * and the function to execute after dependencies are loaded should |
|
2000 * return a value to define the module corresponding to the first argument's |
|
2001 * name. |
|
2002 */ |
|
2003 define = function (name, deps, callback) { |
|
2004 var node, context; |
|
2005 |
|
2006 //Allow for anonymous modules |
|
2007 if (typeof name !== 'string') { |
|
2008 //Adjust args appropriately |
|
2009 callback = deps; |
|
2010 deps = name; |
|
2011 name = null; |
|
2012 } |
|
2013 |
|
2014 //This module may not have dependencies |
|
2015 if (!isArray(deps)) { |
|
2016 callback = deps; |
|
2017 deps = null; |
|
2018 } |
|
2019 |
|
2020 //If no name, and callback is a function, then figure out if it a |
|
2021 //CommonJS thing with dependencies. |
|
2022 if (!deps && isFunction(callback)) { |
|
2023 deps = []; |
|
2024 //Remove comments from the callback string, |
|
2025 //look for require calls, and pull them into the dependencies, |
|
2026 //but only if there are function args. |
|
2027 if (callback.length) { |
|
2028 callback |
|
2029 .toString() |
|
2030 .replace(commentRegExp, '') |
|
2031 .replace(cjsRequireRegExp, function (match, dep) { |
|
2032 deps.push(dep); |
|
2033 }); |
|
2034 |
|
2035 //May be a CommonJS thing even without require calls, but still |
|
2036 //could use exports, and module. Avoid doing exports and module |
|
2037 //work though if it just needs require. |
|
2038 //REQUIRES the function to expect the CommonJS variables in the |
|
2039 //order listed below. |
|
2040 deps = (callback.length === 1 ? ['require'] : ['require', 'exports', 'module']).concat(deps); |
|
2041 } |
|
2042 } |
|
2043 |
|
2044 //If in IE 6-8 and hit an anonymous define() call, do the interactive |
|
2045 //work. |
|
2046 if (useInteractive) { |
|
2047 node = currentlyAddingScript || getInteractiveScript(); |
|
2048 if (node) { |
|
2049 if (!name) { |
|
2050 name = node.getAttribute('data-requiremodule'); |
|
2051 } |
|
2052 context = contexts[node.getAttribute('data-requirecontext')]; |
|
2053 } |
|
2054 } |
|
2055 |
|
2056 //Always save off evaluating the def call until the script onload handler. |
|
2057 //This allows multiple modules to be in a file without prematurely |
|
2058 //tracing dependencies, and allows for anonymous module support, |
|
2059 //where the module name is not known until the script onload event |
|
2060 //occurs. If no context, use the global queue, and get it processed |
|
2061 //in the onscript load callback. |
|
2062 (context ? context.defQueue : globalDefQueue).push([name, deps, callback]); |
|
2063 }; |
|
2064 |
|
2065 define.amd = { |
|
2066 jQuery: true |
|
2067 }; |
|
2068 |
|
2069 |
|
2070 /** |
|
2071 * Executes the text. Normally just uses eval, but can be modified |
|
2072 * to use a better, environment-specific call. Only used for transpiling |
|
2073 * loader plugins, not for plain JS modules. |
|
2074 * @param {String} text the text to execute/evaluate. |
|
2075 */ |
|
2076 req.exec = function (text) { |
|
2077 /*jslint evil: true */ |
|
2078 return eval(text); |
|
2079 }; |
|
2080 |
|
2081 //Set up with config info. |
|
2082 req(cfg); |
|
2083 }(this)); |