2 // Defining this global in .eslintrc.json would create a danger of using the global
3 // unguarded in another place, it seems safer to define global only for this module
17 "./var/ObjectFunctionString",
20 ], function( arr, document, getProto, slice, concat, push, indexOf,
21 class2type, toString, hasOwn, fnToString, ObjectFunctionString,
29 // Define a local copy of jQuery
30 jQuery = function( selector, context ) {
32 // The jQuery object is actually just the init constructor 'enhanced'
33 // Need init if jQuery is called (just allow error to be thrown if not included)
34 return new jQuery.fn.init( selector, context );
37 // Support: Android <=4.0 only
38 // Make sure we trim BOM and NBSP
39 rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,
41 // Matches dashed string for camelizing
43 rdashAlpha = /-([a-z])/g,
45 // Used by jQuery.camelCase as callback to replace()
46 fcamelCase = function( all, letter ) {
47 return letter.toUpperCase();
50 jQuery.fn = jQuery.prototype = {
52 // The current version of jQuery being used
57 // The default length of a jQuery object is 0
61 return slice.call( this );
64 // Get the Nth element in the matched element set OR
65 // Get the whole matched element set as a clean array
66 get: function( num ) {
68 // Return all the elements in a clean array
70 return slice.call( this );
73 // Return just the one element from the set
74 return num < 0 ? this[ num + this.length ] : this[ num ];
77 // Take an array of elements and push it onto the stack
78 // (returning the new matched element set)
79 pushStack: function( elems ) {
81 // Build a new jQuery matched element set
82 var ret = jQuery.merge( this.constructor(), elems );
84 // Add the old object onto the stack (as a reference)
85 ret.prevObject = this;
87 // Return the newly-formed element set
91 // Execute a callback for every element in the matched set.
92 each: function( callback ) {
93 return jQuery.each( this, callback );
96 map: function( callback ) {
97 return this.pushStack( jQuery.map( this, function( elem, i ) {
98 return callback.call( elem, i, elem );
103 return this.pushStack( slice.apply( this, arguments ) );
111 return this.eq( -1 );
115 var len = this.length,
116 j = +i + ( i < 0 ? len : 0 );
117 return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] );
121 return this.prevObject || this.constructor();
124 // For internal use only.
125 // Behaves like an Array's method, not like a jQuery method.
131 jQuery.extend = jQuery.fn.extend = function() {
132 var options, name, src, copy, copyIsArray, clone,
133 target = arguments[ 0 ] || {},
135 length = arguments.length,
138 // Handle a deep copy situation
139 if ( typeof target === "boolean" ) {
142 // Skip the boolean and the target
143 target = arguments[ i ] || {};
147 // Handle case when target is a string or something (possible in deep copy)
148 if ( typeof target !== "object" && !jQuery.isFunction( target ) ) {
152 // Extend jQuery itself if only one argument is passed
153 if ( i === length ) {
158 for ( ; i < length; i++ ) {
160 // Only deal with non-null/undefined values
161 if ( ( options = arguments[ i ] ) != null ) {
163 // Extend the base object
164 for ( name in options ) {
165 src = target[ name ];
166 copy = options[ name ];
168 // Prevent never-ending loop
169 if ( target === copy ) {
173 // Recurse if we're merging plain objects or arrays
174 if ( deep && copy && ( jQuery.isPlainObject( copy ) ||
175 ( copyIsArray = Array.isArray( copy ) ) ) ) {
179 clone = src && Array.isArray( src ) ? src : [];
182 clone = src && jQuery.isPlainObject( src ) ? src : {};
185 // Never move original objects, clone them
186 target[ name ] = jQuery.extend( deep, clone, copy );
188 // Don't bring in undefined values
189 } else if ( copy !== undefined ) {
190 target[ name ] = copy;
196 // Return the modified object
202 // Unique for each copy of jQuery on the page
203 expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),
205 // Assume jQuery is ready without the ready module
208 error: function( msg ) {
209 throw new Error( msg );
214 isFunction: function( obj ) {
215 return jQuery.type( obj ) === "function";
218 isWindow: function( obj ) {
219 return obj != null && obj === obj.window;
222 isNumeric: function( obj ) {
224 // As of jQuery 3.0, isNumeric is limited to
225 // strings and numbers (primitives or objects)
226 // that can be coerced to finite numbers (gh-2662)
227 var type = jQuery.type( obj );
228 return ( type === "number" || type === "string" ) &&
230 // parseFloat NaNs numeric-cast false positives ("")
231 // ...but misinterprets leading-number strings, particularly hex literals ("0x...")
232 // subtraction forces infinities to NaN
233 !isNaN( obj - parseFloat( obj ) );
236 isPlainObject: function( obj ) {
239 // Detect obvious negatives
240 // Use toString instead of jQuery.type to catch host objects
241 if ( !obj || toString.call( obj ) !== "[object Object]" ) {
245 proto = getProto( obj );
247 // Objects with no prototype (e.g., `Object.create( null )`) are plain
252 // Objects with prototype are plain iff they were constructed by a global Object function
253 Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor;
254 return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString;
257 isEmptyObject: function( obj ) {
259 /* eslint-disable no-unused-vars */
260 // See https://github.com/eslint/eslint/issues/6125
263 for ( name in obj ) {
269 type: function( obj ) {
274 // Support: Android <=2.3 only (functionish RegExp)
275 return typeof obj === "object" || typeof obj === "function" ?
276 class2type[ toString.call( obj ) ] || "object" :
280 // Evaluates a script in a global context
281 globalEval: function( code ) {
285 // Convert dashed to camelCase; used by the css and data modules
286 // Support: IE <=9 - 11, Edge 12 - 13
287 // Microsoft forgot to hump their vendor prefix (#9572)
288 camelCase: function( string ) {
289 return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
292 each: function( obj, callback ) {
295 if ( isArrayLike( obj ) ) {
297 for ( ; i < length; i++ ) {
298 if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
304 if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) {
313 // Support: Android <=4.0 only
314 trim: function( text ) {
315 return text == null ?
317 ( text + "" ).replace( rtrim, "" );
320 // results is for internal usage only
321 makeArray: function( arr, results ) {
322 var ret = results || [];
325 if ( isArrayLike( Object( arr ) ) ) {
327 typeof arr === "string" ?
331 push.call( ret, arr );
338 inArray: function( elem, arr, i ) {
339 return arr == null ? -1 : indexOf.call( arr, elem, i );
342 // Support: Android <=4.0 only, PhantomJS 1 only
343 // push.apply(_, arraylike) throws on ancient WebKit
344 merge: function( first, second ) {
345 var len = +second.length,
349 for ( ; j < len; j++ ) {
350 first[ i++ ] = second[ j ];
358 grep: function( elems, callback, invert ) {
362 length = elems.length,
363 callbackExpect = !invert;
365 // Go through the array, only saving the items
366 // that pass the validator function
367 for ( ; i < length; i++ ) {
368 callbackInverse = !callback( elems[ i ], i );
369 if ( callbackInverse !== callbackExpect ) {
370 matches.push( elems[ i ] );
377 // arg is for internal usage only
378 map: function( elems, callback, arg ) {
383 // Go through the array, translating each of the items to their new values
384 if ( isArrayLike( elems ) ) {
385 length = elems.length;
386 for ( ; i < length; i++ ) {
387 value = callback( elems[ i ], i, arg );
389 if ( value != null ) {
394 // Go through every key on the object,
397 value = callback( elems[ i ], i, arg );
399 if ( value != null ) {
405 // Flatten any nested arrays
406 return concat.apply( [], ret );
409 // A global GUID counter for objects
412 // Bind a function to a context, optionally partially applying any
414 proxy: function( fn, context ) {
415 var tmp, args, proxy;
417 if ( typeof context === "string" ) {
423 // Quick check to determine if target is callable, in the spec
424 // this throws a TypeError, but we will just return undefined.
425 if ( !jQuery.isFunction( fn ) ) {
430 args = slice.call( arguments, 2 );
432 return fn.apply( context || this, args.concat( slice.call( arguments ) ) );
435 // Set the guid of unique handler to the same of original handler, so it can be removed
436 proxy.guid = fn.guid = fn.guid || jQuery.guid++;
443 // jQuery.support is not used in Core but other projects attach their
444 // properties to it so it needs to exist.
448 if ( typeof Symbol === "function" ) {
449 jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ];
452 // Populate the class2type map
453 jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ),
454 function( i, name ) {
455 class2type[ "[object " + name + "]" ] = name.toLowerCase();
458 function isArrayLike( obj ) {
460 // Support: real iOS 8.2 only (not reproducible in simulator)
461 // `in` check used to prevent JIT error (gh-2145)
462 // hasOwn isn't used here due to false negatives
463 // regarding Nodelist length in IE
464 var length = !!obj && "length" in obj && obj.length,
465 type = jQuery.type( obj );
467 if ( type === "function" || jQuery.isWindow( obj ) ) {
471 return type === "array" || length === 0 ||
472 typeof length === "number" && length > 0 && ( length - 1 ) in obj;