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1 /* global Symbol */
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2 // Defining this global in .eslintrc.json would create a danger of using the global
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3 // unguarded in another place, it seems safer to define global only for this module
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4
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5 define( [
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6 "./var/arr",
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7 "./var/document",
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8 "./var/getProto",
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9 "./var/slice",
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10 "./var/concat",
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11 "./var/push",
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12 "./var/indexOf",
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13 "./var/class2type",
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14 "./var/toString",
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15 "./var/hasOwn",
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16 "./var/fnToString",
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17 "./var/ObjectFunctionString",
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18 "./var/support",
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19 "./var/isFunction",
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20 "./var/isWindow",
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21 "./core/DOMEval",
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22 "./core/toType"
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23 ], function( arr, document, getProto, slice, concat, push, indexOf,
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24 class2type, toString, hasOwn, fnToString, ObjectFunctionString,
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25 support, isFunction, isWindow, DOMEval, toType ) {
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26
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27 "use strict";
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28
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29 var
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30 version = "3.3.1",
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31
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32 // Define a local copy of jQuery
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33 jQuery = function( selector, context ) {
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34
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35 // The jQuery object is actually just the init constructor 'enhanced'
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36 // Need init if jQuery is called (just allow error to be thrown if not included)
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37 return new jQuery.fn.init( selector, context );
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38 },
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39
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40 // Support: Android <=4.0 only
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41 // Make sure we trim BOM and NBSP
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42 rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g;
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43
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44 jQuery.fn = jQuery.prototype = {
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45
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46 // The current version of jQuery being used
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47 jquery: version,
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48
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49 constructor: jQuery,
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50
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51 // The default length of a jQuery object is 0
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52 length: 0,
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53
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54 toArray: function() {
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55 return slice.call( this );
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56 },
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57
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58 // Get the Nth element in the matched element set OR
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59 // Get the whole matched element set as a clean array
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60 get: function( num ) {
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61
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62 // Return all the elements in a clean array
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63 if ( num == null ) {
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64 return slice.call( this );
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65 }
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66
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67 // Return just the one element from the set
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68 return num < 0 ? this[ num + this.length ] : this[ num ];
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69 },
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70
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71 // Take an array of elements and push it onto the stack
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72 // (returning the new matched element set)
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73 pushStack: function( elems ) {
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74
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75 // Build a new jQuery matched element set
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76 var ret = jQuery.merge( this.constructor(), elems );
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77
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78 // Add the old object onto the stack (as a reference)
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79 ret.prevObject = this;
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80
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81 // Return the newly-formed element set
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82 return ret;
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83 },
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84
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85 // Execute a callback for every element in the matched set.
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86 each: function( callback ) {
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87 return jQuery.each( this, callback );
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88 },
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89
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90 map: function( callback ) {
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91 return this.pushStack( jQuery.map( this, function( elem, i ) {
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92 return callback.call( elem, i, elem );
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93 } ) );
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94 },
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95
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96 slice: function() {
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97 return this.pushStack( slice.apply( this, arguments ) );
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98 },
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99
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100 first: function() {
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101 return this.eq( 0 );
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102 },
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103
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104 last: function() {
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105 return this.eq( -1 );
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106 },
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107
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108 eq: function( i ) {
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109 var len = this.length,
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110 j = +i + ( i < 0 ? len : 0 );
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111 return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] );
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112 },
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113
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114 end: function() {
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115 return this.prevObject || this.constructor();
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116 },
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117
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118 // For internal use only.
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119 // Behaves like an Array's method, not like a jQuery method.
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120 push: push,
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121 sort: arr.sort,
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122 splice: arr.splice
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123 };
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124
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125 jQuery.extend = jQuery.fn.extend = function() {
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126 var options, name, src, copy, copyIsArray, clone,
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127 target = arguments[ 0 ] || {},
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128 i = 1,
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129 length = arguments.length,
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130 deep = false;
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131
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132 // Handle a deep copy situation
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133 if ( typeof target === "boolean" ) {
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134 deep = target;
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135
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136 // Skip the boolean and the target
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137 target = arguments[ i ] || {};
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138 i++;
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139 }
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140
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141 // Handle case when target is a string or something (possible in deep copy)
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142 if ( typeof target !== "object" && !isFunction( target ) ) {
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143 target = {};
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144 }
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145
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146 // Extend jQuery itself if only one argument is passed
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147 if ( i === length ) {
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148 target = this;
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149 i--;
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150 }
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151
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152 for ( ; i < length; i++ ) {
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153
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154 // Only deal with non-null/undefined values
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155 if ( ( options = arguments[ i ] ) != null ) {
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156
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157 // Extend the base object
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158 for ( name in options ) {
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159 src = target[ name ];
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160 copy = options[ name ];
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161
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162 // Prevent never-ending loop
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163 if ( target === copy ) {
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164 continue;
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165 }
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166
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167 // Recurse if we're merging plain objects or arrays
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168 if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
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169 ( copyIsArray = Array.isArray( copy ) ) ) ) {
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170
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171 if ( copyIsArray ) {
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172 copyIsArray = false;
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173 clone = src && Array.isArray( src ) ? src : [];
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174
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175 } else {
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176 clone = src && jQuery.isPlainObject( src ) ? src : {};
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177 }
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178
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179 // Never move original objects, clone them
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180 target[ name ] = jQuery.extend( deep, clone, copy );
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181
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182 // Don't bring in undefined values
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183 } else if ( copy !== undefined ) {
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184 target[ name ] = copy;
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185 }
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186 }
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187 }
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188 }
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189
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190 // Return the modified object
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191 return target;
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192 };
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193
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194 jQuery.extend( {
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195
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196 // Unique for each copy of jQuery on the page
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197 expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),
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198
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199 // Assume jQuery is ready without the ready module
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200 isReady: true,
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201
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202 error: function( msg ) {
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203 throw new Error( msg );
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204 },
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205
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206 noop: function() {},
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207
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208 isPlainObject: function( obj ) {
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209 var proto, Ctor;
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210
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211 // Detect obvious negatives
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212 // Use toString instead of jQuery.type to catch host objects
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213 if ( !obj || toString.call( obj ) !== "[object Object]" ) {
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214 return false;
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215 }
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216
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217 proto = getProto( obj );
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218
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219 // Objects with no prototype (e.g., `Object.create( null )`) are plain
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220 if ( !proto ) {
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221 return true;
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222 }
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223
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224 // Objects with prototype are plain iff they were constructed by a global Object function
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225 Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor;
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226 return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString;
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227 },
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228
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229 isEmptyObject: function( obj ) {
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230
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231 /* eslint-disable no-unused-vars */
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232 // See https://github.com/eslint/eslint/issues/6125
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233 var name;
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234
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235 for ( name in obj ) {
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236 return false;
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237 }
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238 return true;
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239 },
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240
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241 // Evaluates a script in a global context
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242 globalEval: function( code ) {
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243 DOMEval( code );
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244 },
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245
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246 each: function( obj, callback ) {
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247 var length, i = 0;
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248
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249 if ( isArrayLike( obj ) ) {
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250 length = obj.length;
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251 for ( ; i < length; i++ ) {
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252 if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
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253 break;
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254 }
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255 }
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256 } else {
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257 for ( i in obj ) {
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258 if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
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259 break;
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260 }
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261 }
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262 }
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263
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264 return obj;
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265 },
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266
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267 // Support: Android <=4.0 only
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268 trim: function( text ) {
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269 return text == null ?
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270 "" :
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271 ( text + "" ).replace( rtrim, "" );
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272 },
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273
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274 // results is for internal usage only
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275 makeArray: function( arr, results ) {
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276 var ret = results || [];
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277
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278 if ( arr != null ) {
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279 if ( isArrayLike( Object( arr ) ) ) {
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280 jQuery.merge( ret,
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281 typeof arr === "string" ?
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282 [ arr ] : arr
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283 );
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284 } else {
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285 push.call( ret, arr );
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286 }
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287 }
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288
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289 return ret;
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290 },
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291
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292 inArray: function( elem, arr, i ) {
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293 return arr == null ? -1 : indexOf.call( arr, elem, i );
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294 },
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295
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296 // Support: Android <=4.0 only, PhantomJS 1 only
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297 // push.apply(_, arraylike) throws on ancient WebKit
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298 merge: function( first, second ) {
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299 var len = +second.length,
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300 j = 0,
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301 i = first.length;
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302
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303 for ( ; j < len; j++ ) {
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304 first[ i++ ] = second[ j ];
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305 }
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306
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307 first.length = i;
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308
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309 return first;
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310 },
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311
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312 grep: function( elems, callback, invert ) {
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313 var callbackInverse,
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314 matches = [],
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315 i = 0,
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316 length = elems.length,
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317 callbackExpect = !invert;
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318
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319 // Go through the array, only saving the items
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320 // that pass the validator function
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321 for ( ; i < length; i++ ) {
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322 callbackInverse = !callback( elems[ i ], i );
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323 if ( callbackInverse !== callbackExpect ) {
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324 matches.push( elems[ i ] );
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325 }
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326 }
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327
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328 return matches;
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329 },
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330
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331 // arg is for internal usage only
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332 map: function( elems, callback, arg ) {
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333 var length, value,
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334 i = 0,
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335 ret = [];
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336
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337 // Go through the array, translating each of the items to their new values
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338 if ( isArrayLike( elems ) ) {
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339 length = elems.length;
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340 for ( ; i < length; i++ ) {
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341 value = callback( elems[ i ], i, arg );
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342
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343 if ( value != null ) {
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344 ret.push( value );
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345 }
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346 }
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347
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348 // Go through every key on the object,
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349 } else {
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350 for ( i in elems ) {
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351 value = callback( elems[ i ], i, arg );
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352
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353 if ( value != null ) {
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354 ret.push( value );
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355 }
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356 }
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357 }
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358
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359 // Flatten any nested arrays
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360 return concat.apply( [], ret );
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361 },
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362
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363 // A global GUID counter for objects
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364 guid: 1,
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365
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366 // jQuery.support is not used in Core but other projects attach their
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367 // properties to it so it needs to exist.
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368 support: support
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369 } );
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370
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371 if ( typeof Symbol === "function" ) {
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372 jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];
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373 }
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374
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375 // Populate the class2type map
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376 jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),
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377 function( i, name ) {
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378 class2type[ "[object " + name + "]" ] = name.toLowerCase();
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379 } );
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380
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381 function isArrayLike( obj ) {
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382
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383 // Support: real iOS 8.2 only (not reproducible in simulator)
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384 // `in` check used to prevent JIT error (gh-2145)
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385 // hasOwn isn't used here due to false negatives
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386 // regarding Nodelist length in IE
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387 var length = !!obj && "length" in obj && obj.length,
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388 type = toType( obj );
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389
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390 if ( isFunction( obj ) || isWindow( obj ) ) {
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391 return false;
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392 }
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393
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394 return type === "array" || length === 0 ||
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395 typeof length === "number" && length > 0 && ( length - 1 ) in obj;
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396 }
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397
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398 return jQuery;
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399 } );
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