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| | 1 | /*! |
| | 2 | * jQuery JavaScript Library v3.5.1 |
| | 3 | * https://jquery.com/ |
| | 4 | * |
| | 5 | * Includes Sizzle.js |
| | 6 | * https://sizzlejs.com/ |
| | 7 | * |
| | 8 | * Copyright JS Foundation and other contributors |
| | 9 | * Released under the MIT license |
| | 10 | * https://jquery.org/license |
| | 11 | * |
| | 12 | * Date: 2020-05-04T22:49Z |
| | 13 | */ |
| | 14 | ( function( global, factory ) { |
| | 15 | |
| | 16 | "use strict"; |
| | 17 | |
| | 18 | if ( typeof module === "object" && typeof module.exports === "object" ) { |
| | 19 | |
| | 20 | // For CommonJS and CommonJS-like environments where a proper `window` |
| | 21 | // is present, execute the factory and get jQuery. |
| | 22 | // For environments that do not have a `window` with a `document` |
| | 23 | // (such as Node.js), expose a factory as module.exports. |
| | 24 | // This accentuates the need for the creation of a real `window`. |
| | 25 | // e.g. var jQuery = require("jquery")(window); |
| | 26 | // See ticket #14549 for more info. |
| | 27 | module.exports = global.document ? |
| | 28 | factory( global, true ) : |
| | 29 | function( w ) { |
| | 30 | if ( !w.document ) { |
| | 31 | throw new Error( "jQuery requires a window with a document" ); |
| | 32 | } |
| | 33 | return factory( w ); |
| | 34 | }; |
| | 35 | } else { |
| | 36 | factory( global ); |
| | 37 | } |
| | 38 | |
| | 39 | // Pass this if window is not defined yet |
| | 40 | } )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) { |
| | 41 | |
| | 42 | // Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1 |
| | 43 | // throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode |
| | 44 | // arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common |
| | 45 | // enough that all such attempts are guarded in a try block. |
| | 46 | "use strict"; |
| | 47 | |
| | 48 | var arr = []; |
| | 49 | |
| | 50 | var getProto = Object.getPrototypeOf; |
| | 51 | |
| | 52 | var slice = arr.slice; |
| | 53 | |
| | 54 | var flat = arr.flat ? function( array ) { |
| | 55 | return arr.flat.call( array ); |
| | 56 | } : function( array ) { |
| | 57 | return arr.concat.apply( [], array ); |
| | 58 | }; |
| | 59 | |
| | 60 | |
| | 61 | var push = arr.push; |
| | 62 | |
| | 63 | var indexOf = arr.indexOf; |
| | 64 | |
| | 65 | var class2type = {}; |
| | 66 | |
| | 67 | var toString = class2type.toString; |
| | 68 | |
| | 69 | var hasOwn = class2type.hasOwnProperty; |
| | 70 | |
| | 71 | var fnToString = hasOwn.toString; |
| | 72 | |
| | 73 | var ObjectFunctionString = fnToString.call( Object ); |
| | 74 | |
| | 75 | var support = {}; |
| | 76 | |
| | 77 | var isFunction = function isFunction( obj ) { |
| | 78 | |
| | 79 | // Support: Chrome <=57, Firefox <=52 |
| | 80 | // In some browsers, typeof returns "function" for HTML <object> elements |
| | 81 | // (i.e., `typeof document.createElement( "object" ) === "function"`). |
| | 82 | // We don't want to classify *any* DOM node as a function. |
| | 83 | return typeof obj === "function" && typeof obj.nodeType !== "number"; |
| | 84 | }; |
| | 85 | |
| | 86 | |
| | 87 | var isWindow = function isWindow( obj ) { |
| | 88 | return obj != null && obj === obj.window; |
| | 89 | }; |
| | 90 | |
| | 91 | |
| | 92 | var document = window.document; |
| | 93 | |
| | 94 | |
| | 95 | |
| | 96 | var preservedScriptAttributes = { |
| | 97 | type: true, |
| | 98 | src: true, |
| | 99 | nonce: true, |
| | 100 | noModule: true |
| | 101 | }; |
| | 102 | |
| | 103 | function DOMEval( code, node, doc ) { |
| | 104 | doc = doc || document; |
| | 105 | |
| | 106 | var i, val, |
| | 107 | script = doc.createElement( "script" ); |
| | 108 | |
| | 109 | script.text = code; |
| | 110 | if ( node ) { |
| | 111 | for ( i in preservedScriptAttributes ) { |
| | 112 | |
| | 113 | // Support: Firefox 64+, Edge 18+ |
| | 114 | // Some browsers don't support the "nonce" property on scripts. |
| | 115 | // On the other hand, just using `getAttribute` is not enough as |
| | 116 | // the `nonce` attribute is reset to an empty string whenever it |
| | 117 | // becomes browsing-context connected. |
| | 118 | // See https://github.com/whatwg/html/issues/2369 |
| | 119 | // See https://html.spec.whatwg.org/#nonce-attributes |
| | 120 | // The `node.getAttribute` check was added for the sake of |
| | 121 | // `jQuery.globalEval` so that it can fake a nonce-containing node |
| | 122 | // via an object. |
| | 123 | val = node[ i ] || node.getAttribute && node.getAttribute( i ); |
| | 124 | if ( val ) { |
| | 125 | script.setAttribute( i, val ); |
| | 126 | } |
| | 127 | } |
| | 128 | } |
| | 129 | doc.head.appendChild( script ).parentNode.removeChild( script ); |
| | 130 | } |
| | 131 | |
| | 132 | |
| | 133 | function toType( obj ) { |
| | 134 | if ( obj == null ) { |
| | 135 | return obj + ""; |
| | 136 | } |
| | 137 | |
| | 138 | // Support: Android <=2.3 only (functionish RegExp) |
| | 139 | return typeof obj === "object" || typeof obj === "function" ? |
| | 140 | class2type[ toString.call( obj ) ] || "object" : |
| | 141 | typeof obj; |
| | 142 | } |
| | 143 | /* global Symbol */ |
| | 144 | // Defining this global in .eslintrc.json would create a danger of using the global |
| | 145 | // unguarded in another place, it seems safer to define global only for this module |
| | 146 | |
| | 147 | |
| | 148 | |
| | 149 | var |
| | 150 | version = "3.5.1", |
| | 151 | |
| | 152 | // Define a local copy of jQuery |
| | 153 | jQuery = function( selector, context ) { |
| | 154 | |
| | 155 | // The jQuery object is actually just the init constructor 'enhanced' |
| | 156 | // Need init if jQuery is called (just allow error to be thrown if not included) |
| | 157 | return new jQuery.fn.init( selector, context ); |
| | 158 | }; |
| | 159 | |
| | 160 | jQuery.fn = jQuery.prototype = { |
| | 161 | |
| | 162 | // The current version of jQuery being used |
| | 163 | jquery: version, |
| | 164 | |
| | 165 | constructor: jQuery, |
| | 166 | |
| | 167 | // The default length of a jQuery object is 0 |
| | 168 | length: 0, |
| | 169 | |
| | 170 | toArray: function() { |
| | 171 | return slice.call( this ); |
| | 172 | }, |
| | 173 | |
| | 174 | // Get the Nth element in the matched element set OR |
| | 175 | // Get the whole matched element set as a clean array |
| | 176 | get: function( num ) { |
| | 177 | |
| | 178 | // Return all the elements in a clean array |
| | 179 | if ( num == null ) { |
| | 180 | return slice.call( this ); |
| | 181 | } |
| | 182 | |
| | 183 | // Return just the one element from the set |
| | 184 | return num < 0 ? this[ num + this.length ] : this[ num ]; |
| | 185 | }, |
| | 186 | |
| | 187 | // Take an array of elements and push it onto the stack |
| | 188 | // (returning the new matched element set) |
| | 189 | pushStack: function( elems ) { |
| | 190 | |
| | 191 | // Build a new jQuery matched element set |
| | 192 | var ret = jQuery.merge( this.constructor(), elems ); |
| | 193 | |
| | 194 | // Add the old object onto the stack (as a reference) |
| | 195 | ret.prevObject = this; |
| | 196 | |
| | 197 | // Return the newly-formed element set |
| | 198 | return ret; |
| | 199 | }, |
| | 200 | |
| | 201 | // Execute a callback for every element in the matched set. |
| | 202 | each: function( callback ) { |
| | 203 | return jQuery.each( this, callback ); |
| | 204 | }, |
| | 205 | |
| | 206 | map: function( callback ) { |
| | 207 | return this.pushStack( jQuery.map( this, function( elem, i ) { |
| | 208 | return callback.call( elem, i, elem ); |
| | 209 | } ) ); |
| | 210 | }, |
| | 211 | |
| | 212 | slice: function() { |
| | 213 | return this.pushStack( slice.apply( this, arguments ) ); |
| | 214 | }, |
| | 215 | |
| | 216 | first: function() { |
| | 217 | return this.eq( 0 ); |
| | 218 | }, |
| | 219 | |
| | 220 | last: function() { |
| | 221 | return this.eq( -1 ); |
| | 222 | }, |
| | 223 | |
| | 224 | even: function() { |
| | 225 | return this.pushStack( jQuery.grep( this, function( _elem, i ) { |
| | 226 | return ( i + 1 ) % 2; |
| | 227 | } ) ); |
| | 228 | }, |
| | 229 | |
| | 230 | odd: function() { |
| | 231 | return this.pushStack( jQuery.grep( this, function( _elem, i ) { |
| | 232 | return i % 2; |
| | 233 | } ) ); |
| | 234 | }, |
| | 235 | |
| | 236 | eq: function( i ) { |
| | 237 | var len = this.length, |
| | 238 | j = +i + ( i < 0 ? len : 0 ); |
| | 239 | return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] ); |
| | 240 | }, |
| | 241 | |
| | 242 | end: function() { |
| | 243 | return this.prevObject || this.constructor(); |
| | 244 | }, |
| | 245 | |
| | 246 | // For internal use only. |
| | 247 | // Behaves like an Array's method, not like a jQuery method. |
| | 248 | push: push, |
| | 249 | sort: arr.sort, |
| | 250 | splice: arr.splice |
| | 251 | }; |
| | 252 | |
| | 253 | jQuery.extend = jQuery.fn.extend = function() { |
| | 254 | var options, name, src, copy, copyIsArray, clone, |
| | 255 | target = arguments[ 0 ] || {}, |
| | 256 | i = 1, |
| | 257 | length = arguments.length, |
| | 258 | deep = false; |
| | 259 | |
| | 260 | // Handle a deep copy situation |
| | 261 | if ( typeof target === "boolean" ) { |
| | 262 | deep = target; |
| | 263 | |
| | 264 | // Skip the boolean and the target |
| | 265 | target = arguments[ i ] || {}; |
| | 266 | i++; |
| | 267 | } |
| | 268 | |
| | 269 | // Handle case when target is a string or something (possible in deep copy) |
| | 270 | if ( typeof target !== "object" && !isFunction( target ) ) { |
| | 271 | target = {}; |
| | 272 | } |
| | 273 | |
| | 274 | // Extend jQuery itself if only one argument is passed |
| | 275 | if ( i === length ) { |
| | 276 | target = this; |
| | 277 | i--; |
| | 278 | } |
| | 279 | |
| | 280 | for ( ; i < length; i++ ) { |
| | 281 | |
| | 282 | // Only deal with non-null/undefined values |
| | 283 | if ( ( options = arguments[ i ] ) != null ) { |
| | 284 | |
| | 285 | // Extend the base object |
| | 286 | for ( name in options ) { |
| | 287 | copy = options[ name ]; |
| | 288 | |
| | 289 | // Prevent Object.prototype pollution |
| | 290 | // Prevent never-ending loop |
| | 291 | if ( name === "__proto__" || target === copy ) { |
| | 292 | continue; |
| | 293 | } |
| | 294 | |
| | 295 | // Recurse if we're merging plain objects or arrays |
| | 296 | if ( deep && copy && ( jQuery.isPlainObject( copy ) || |
| | 297 | ( copyIsArray = Array.isArray( copy ) ) ) ) { |
| | 298 | src = target[ name ]; |
| | 299 | |
| | 300 | // Ensure proper type for the source value |
| | 301 | if ( copyIsArray && !Array.isArray( src ) ) { |
| | 302 | clone = []; |
| | 303 | } else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) { |
| | 304 | clone = {}; |
| | 305 | } else { |
| | 306 | clone = src; |
| | 307 | } |
| | 308 | copyIsArray = false; |
| | 309 | |
| | 310 | // Never move original objects, clone them |
| | 311 | target[ name ] = jQuery.extend( deep, clone, copy ); |
| | 312 | |
| | 313 | // Don't bring in undefined values |
| | 314 | } else if ( copy !== undefined ) { |
| | 315 | target[ name ] = copy; |
| | 316 | } |
| | 317 | } |
| | 318 | } |
| | 319 | } |
| | 320 | |
| | 321 | // Return the modified object |
| | 322 | return target; |
| | 323 | }; |
| | 324 | |
| | 325 | jQuery.extend( { |
| | 326 | |
| | 327 | // Unique for each copy of jQuery on the page |
| | 328 | expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), |
| | 329 | |
| | 330 | // Assume jQuery is ready without the ready module |
| | 331 | isReady: true, |
| | 332 | |
| | 333 | error: function( msg ) { |
| | 334 | throw new Error( msg ); |
| | 335 | }, |
| | 336 | |
| | 337 | noop: function() {}, |
| | 338 | |
| | 339 | isPlainObject: function( obj ) { |
| | 340 | var proto, Ctor; |
| | 341 | |
| | 342 | // Detect obvious negatives |
| | 343 | // Use toString instead of jQuery.type to catch host objects |
| | 344 | if ( !obj || toString.call( obj ) !== "[object Object]" ) { |
| | 345 | return false; |
| | 346 | } |
| | 347 | |
| | 348 | proto = getProto( obj ); |
| | 349 | |
| | 350 | // Objects with no prototype (e.g., `Object.create( null )`) are plain |
| | 351 | if ( !proto ) { |
| | 352 | return true; |
| | 353 | } |
| | 354 | |
| | 355 | // Objects with prototype are plain iff they were constructed by a global Object function |
| | 356 | Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor; |
| | 357 | return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString; |
| | 358 | }, |
| | 359 | |
| | 360 | isEmptyObject: function( obj ) { |
| | 361 | var name; |
| | 362 | |
| | 363 | for ( name in obj ) { |
| | 364 | return false; |
| | 365 | } |
| | 366 | return true; |
| | 367 | }, |
| | 368 | |
| | 369 | // Evaluates a script in a provided context; falls back to the global one |
| | 370 | // if not specified. |
| | 371 | globalEval: function( code, options, doc ) { |
| | 372 | DOMEval( code, { nonce: options && options.nonce }, doc ); |
| | 373 | }, |
| | 374 | |
| | 375 | each: function( obj, callback ) { |
| | 376 | var length, i = 0; |
| | 377 | |
| | 378 | if ( isArrayLike( obj ) ) { |
| | 379 | length = obj.length; |
| | 380 | for ( ; i < length; i++ ) { |
| | 381 | if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { |
| | 382 | break; |
| | 383 | } |
| | 384 | } |
| | 385 | } else { |
| | 386 | for ( i in obj ) { |
| | 387 | if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { |
| | 388 | break; |
| | 389 | } |
| | 390 | } |
| | 391 | } |
| | 392 | |
| | 393 | return obj; |
| | 394 | }, |
| | 395 | |
| | 396 | // results is for internal usage only |
| | 397 | makeArray: function( arr, results ) { |
| | 398 | var ret = results || []; |
| | 399 | |
| | 400 | if ( arr != null ) { |
| | 401 | if ( isArrayLike( Object( arr ) ) ) { |
| | 402 | jQuery.merge( ret, |
| | 403 | typeof arr === "string" ? |
| | 404 | [ arr ] : arr |
| | 405 | ); |
| | 406 | } else { |
| | 407 | push.call( ret, arr ); |
| | 408 | } |
| | 409 | } |
| | 410 | |
| | 411 | return ret; |
| | 412 | }, |
| | 413 | |
| | 414 | inArray: function( elem, arr, i ) { |
| | 415 | return arr == null ? -1 : indexOf.call( arr, elem, i ); |
| | 416 | }, |
| | 417 | |
| | 418 | // Support: Android <=4.0 only, PhantomJS 1 only |
| | 419 | // push.apply(_, arraylike) throws on ancient WebKit |
| | 420 | merge: function( first, second ) { |
| | 421 | var len = +second.length, |
| | 422 | j = 0, |
| | 423 | i = first.length; |
| | 424 | |
| | 425 | for ( ; j < len; j++ ) { |
| | 426 | first[ i++ ] = second[ j ]; |
| | 427 | } |
| | 428 | |
| | 429 | first.length = i; |
| | 430 | |
| | 431 | return first; |
| | 432 | }, |
| | 433 | |
| | 434 | grep: function( elems, callback, invert ) { |
| | 435 | var callbackInverse, |
| | 436 | matches = [], |
| | 437 | i = 0, |
| | 438 | length = elems.length, |
| | 439 | callbackExpect = !invert; |
| | 440 | |
| | 441 | // Go through the array, only saving the items |
| | 442 | // that pass the validator function |
| | 443 | for ( ; i < length; i++ ) { |
| | 444 | callbackInverse = !callback( elems[ i ], i ); |
| | 445 | if ( callbackInverse !== callbackExpect ) { |
| | 446 | matches.push( elems[ i ] ); |
| | 447 | } |
| | 448 | } |
| | 449 | |
| | 450 | return matches; |
| | 451 | }, |
| | 452 | |
| | 453 | // arg is for internal usage only |
| | 454 | map: function( elems, callback, arg ) { |
| | 455 | var length, value, |
| | 456 | i = 0, |
| | 457 | ret = []; |
| | 458 | |
| | 459 | // Go through the array, translating each of the items to their new values |
| | 460 | if ( isArrayLike( elems ) ) { |
| | 461 | length = elems.length; |
| | 462 | for ( ; i < length; i++ ) { |
| | 463 | value = callback( elems[ i ], i, arg ); |
| | 464 | |
| | 465 | if ( value != null ) { |
| | 466 | ret.push( value ); |
| | 467 | } |
| | 468 | } |
| | 469 | |
| | 470 | // Go through every key on the object, |
| | 471 | } else { |
| | 472 | for ( i in elems ) { |
| | 473 | value = callback( elems[ i ], i, arg ); |
| | 474 | |
| | 475 | if ( value != null ) { |
| | 476 | ret.push( value ); |
| | 477 | } |
| | 478 | } |
| | 479 | } |
| | 480 | |
| | 481 | // Flatten any nested arrays |
| | 482 | return flat( ret ); |
| | 483 | }, |
| | 484 | |
| | 485 | // A global GUID counter for objects |
| | 486 | guid: 1, |
| | 487 | |
| | 488 | // jQuery.support is not used in Core but other projects attach their |
| | 489 | // properties to it so it needs to exist. |
| | 490 | support: support |
| | 491 | } ); |
| | 492 | |
| | 493 | if ( typeof Symbol === "function" ) { |
| | 494 | jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ]; |
| | 495 | } |
| | 496 | |
| | 497 | // Populate the class2type map |
| | 498 | jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ), |
| | 499 | function( _i, name ) { |
| | 500 | class2type[ "[object " + name + "]" ] = name.toLowerCase(); |
| | 501 | } ); |
| | 502 | |
| | 503 | function isArrayLike( obj ) { |
| | 504 | |
| | 505 | // Support: real iOS 8.2 only (not reproducible in simulator) |
| | 506 | // `in` check used to prevent JIT error (gh-2145) |
| | 507 | // hasOwn isn't used here due to false negatives |
| | 508 | // regarding Nodelist length in IE |
| | 509 | var length = !!obj && "length" in obj && obj.length, |
| | 510 | type = toType( obj ); |
| | 511 | |
| | 512 | if ( isFunction( obj ) || isWindow( obj ) ) { |
| | 513 | return false; |
| | 514 | } |
| | 515 | |
| | 516 | return type === "array" || length === 0 || |
| | 517 | typeof length === "number" && length > 0 && ( length - 1 ) in obj; |
| | 518 | } |
| | 519 | var Sizzle = |
| | 520 | /*! |
| | 521 | * Sizzle CSS Selector Engine v2.3.5 |
| | 522 | * https://sizzlejs.com/ |
| | 523 | * |
| | 524 | * Copyright JS Foundation and other contributors |
| | 525 | * Released under the MIT license |
| | 526 | * https://js.foundation/ |
| | 527 | * |
| | 528 | * Date: 2020-03-14 |
| | 529 | */ |
| | 530 | ( function( window ) { |
| | 531 | var i, |
| | 532 | support, |
| | 533 | Expr, |
| | 534 | getText, |
| | 535 | isXML, |
| | 536 | tokenize, |
| | 537 | compile, |
| | 538 | select, |
| | 539 | outermostContext, |
| | 540 | sortInput, |
| | 541 | hasDuplicate, |
| | 542 | |
| | 543 | // Local document vars |
| | 544 | setDocument, |
| | 545 | document, |
| | 546 | docElem, |
| | 547 | documentIsHTML, |
| | 548 | rbuggyQSA, |
| | 549 | rbuggyMatches, |
| | 550 | matches, |
| | 551 | contains, |
| | 552 | |
| | 553 | // Instance-specific data |
| | 554 | expando = "sizzle" + 1 * new Date(), |
| | 555 | preferredDoc = window.document, |
| | 556 | dirruns = 0, |
| | 557 | done = 0, |
| | 558 | classCache = createCache(), |
| | 559 | tokenCache = createCache(), |
| | 560 | compilerCache = createCache(), |
| | 561 | nonnativeSelectorCache = createCache(), |
| | 562 | sortOrder = function( a, b ) { |
| | 563 | if ( a === b ) { |
| | 564 | hasDuplicate = true; |
| | 565 | } |
| | 566 | return 0; |
| | 567 | }, |
| | 568 | |
| | 569 | // Instance methods |
| | 570 | hasOwn = ( {} ).hasOwnProperty, |
| | 571 | arr = [], |
| | 572 | pop = arr.pop, |
| | 573 | pushNative = arr.push, |
| | 574 | push = arr.push, |
| | 575 | slice = arr.slice, |
| | 576 | |
| | 577 | // Use a stripped-down indexOf as it's faster than native |
| | 578 | // https://jsperf.com/thor-indexof-vs-for/5 |
| | 579 | indexOf = function( list, elem ) { |
| | 580 | var i = 0, |
| | 581 | len = list.length; |
| | 582 | for ( ; i < len; i++ ) { |
| | 583 | if ( list[ i ] === elem ) { |
| | 584 | return i; |
| | 585 | } |
| | 586 | } |
| | 587 | return -1; |
| | 588 | }, |
| | 589 | |
| | 590 | booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|" + |
| | 591 | "ismap|loop|multiple|open|readonly|required|scoped", |
| | 592 | |
| | 593 | // Regular expressions |
| | 594 | |
| | 595 | // http://www.w3.org/TR/css3-selectors/#whitespace |
| | 596 | whitespace = "[\\x20\\t\\r\\n\\f]", |
| | 597 | |
| | 598 | // https://www.w3.org/TR/css-syntax-3/#ident-token-diagram |
| | 599 | identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace + |
| | 600 | "?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+", |
| | 601 | |
| | 602 | // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors |
| | 603 | attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + |
| | 604 | |
| | 605 | // Operator (capture 2) |
| | 606 | "*([*^$|!~]?=)" + whitespace + |
| | 607 | |
| | 608 | // "Attribute values must be CSS identifiers [capture 5] |
| | 609 | // or strings [capture 3 or capture 4]" |
| | 610 | "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + |
| | 611 | whitespace + "*\\]", |
| | 612 | |
| | 613 | pseudos = ":(" + identifier + ")(?:\\((" + |
| | 614 | |
| | 615 | // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: |
| | 616 | // 1. quoted (capture 3; capture 4 or capture 5) |
| | 617 | "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + |
| | 618 | |
| | 619 | // 2. simple (capture 6) |
| | 620 | "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + |
| | 621 | |
| | 622 | // 3. anything else (capture 2) |
| | 623 | ".*" + |
| | 624 | ")\\)|)", |
| | 625 | |
| | 626 | // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter |
| | 627 | rwhitespace = new RegExp( whitespace + "+", "g" ), |
| | 628 | rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + |
| | 629 | whitespace + "+$", "g" ), |
| | 630 | |
| | 631 | rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), |
| | 632 | rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + |
| | 633 | "*" ), |
| | 634 | rdescend = new RegExp( whitespace + "|>" ), |
| | 635 | |
| | 636 | rpseudo = new RegExp( pseudos ), |
| | 637 | ridentifier = new RegExp( "^" + identifier + "$" ), |
| | 638 | |
| | 639 | matchExpr = { |
| | 640 | "ID": new RegExp( "^#(" + identifier + ")" ), |
| | 641 | "CLASS": new RegExp( "^\\.(" + identifier + ")" ), |
| | 642 | "TAG": new RegExp( "^(" + identifier + "|[*])" ), |
| | 643 | "ATTR": new RegExp( "^" + attributes ), |
| | 644 | "PSEUDO": new RegExp( "^" + pseudos ), |
| | 645 | "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + |
| | 646 | whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + |
| | 647 | whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), |
| | 648 | "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), |
| | 649 | |
| | 650 | // For use in libraries implementing .is() |
| | 651 | // We use this for POS matching in `select` |
| | 652 | "needsContext": new RegExp( "^" + whitespace + |
| | 653 | "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace + |
| | 654 | "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) |
| | 655 | }, |
| | 656 | |
| | 657 | rhtml = /HTML$/i, |
| | 658 | rinputs = /^(?:input|select|textarea|button)$/i, |
| | 659 | rheader = /^h\d$/i, |
| | 660 | |
| | 661 | rnative = /^[^{]+\{\s*\[native \w/, |
| | 662 | |
| | 663 | // Easily-parseable/retrievable ID or TAG or CLASS selectors |
| | 664 | rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, |
| | 665 | |
| | 666 | rsibling = /[+~]/, |
| | 667 | |
| | 668 | // CSS escapes |
| | 669 | // http://www.w3.org/TR/CSS21/syndata.html#escaped-characters |
| | 670 | runescape = new RegExp( "\\\\[\\da-fA-F]{1,6}" + whitespace + "?|\\\\([^\\r\\n\\f])", "g" ), |
| | 671 | funescape = function( escape, nonHex ) { |
| | 672 | var high = "0x" + escape.slice( 1 ) - 0x10000; |
| | 673 | |
| | 674 | return nonHex ? |
| | 675 | |
| | 676 | // Strip the backslash prefix from a non-hex escape sequence |
| | 677 | nonHex : |
| | 678 | |
| | 679 | // Replace a hexadecimal escape sequence with the encoded Unicode code point |
| | 680 | // Support: IE <=11+ |
| | 681 | // For values outside the Basic Multilingual Plane (BMP), manually construct a |
| | 682 | // surrogate pair |
| | 683 | high < 0 ? |
| | 684 | String.fromCharCode( high + 0x10000 ) : |
| | 685 | String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); |
| | 686 | }, |
| | 687 | |
| | 688 | // CSS string/identifier serialization |
| | 689 | // https://drafts.csswg.org/cssom/#common-serializing-idioms |
| | 690 | rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g, |
| | 691 | fcssescape = function( ch, asCodePoint ) { |
| | 692 | if ( asCodePoint ) { |
| | 693 | |
| | 694 | // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER |
| | 695 | if ( ch === "\0" ) { |
| | 696 | return "\uFFFD"; |
| | 697 | } |
| | 698 | |
| | 699 | // Control characters and (dependent upon position) numbers get escaped as code points |
| | 700 | return ch.slice( 0, -1 ) + "\\" + |
| | 701 | ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " "; |
| | 702 | } |
| | 703 | |
| | 704 | // Other potentially-special ASCII characters get backslash-escaped |
| | 705 | return "\\" + ch; |
| | 706 | }, |
| | 707 | |
| | 708 | // Used for iframes |
| | 709 | // See setDocument() |
| | 710 | // Removing the function wrapper causes a "Permission Denied" |
| | 711 | // error in IE |
| | 712 | unloadHandler = function() { |
| | 713 | setDocument(); |
| | 714 | }, |
| | 715 | |
| | 716 | inDisabledFieldset = addCombinator( |
| | 717 | function( elem ) { |
| | 718 | return elem.disabled === true && elem.nodeName.toLowerCase() === "fieldset"; |
| | 719 | }, |
| | 720 | { dir: "parentNode", next: "legend" } |
| | 721 | ); |
| | 722 | |
| | 723 | // Optimize for push.apply( _, NodeList ) |
| | 724 | try { |
| | 725 | push.apply( |
| | 726 | ( arr = slice.call( preferredDoc.childNodes ) ), |
| | 727 | preferredDoc.childNodes |
| | 728 | ); |
| | 729 | |
| | 730 | // Support: Android<4.0 |
| | 731 | // Detect silently failing push.apply |
| | 732 | // eslint-disable-next-line no-unused-expressions |
| | 733 | arr[ preferredDoc.childNodes.length ].nodeType; |
| | 734 | } catch ( e ) { |
| | 735 | push = { apply: arr.length ? |
| | 736 | |
| | 737 | // Leverage slice if possible |
| | 738 | function( target, els ) { |
| | 739 | pushNative.apply( target, slice.call( els ) ); |
| | 740 | } : |
| | 741 | |
| | 742 | // Support: IE<9 |
| | 743 | // Otherwise append directly |
| | 744 | function( target, els ) { |
| | 745 | var j = target.length, |
| | 746 | i = 0; |
| | 747 | |
| | 748 | // Can't trust NodeList.length |
| | 749 | while ( ( target[ j++ ] = els[ i++ ] ) ) {} |
| | 750 | target.length = j - 1; |
| | 751 | } |
| | 752 | }; |
| | 753 | } |
| | 754 | |
| | 755 | function Sizzle( selector, context, results, seed ) { |
| | 756 | var m, i, elem, nid, match, groups, newSelector, |
| | 757 | newContext = context && context.ownerDocument, |
| | 758 | |
| | 759 | // nodeType defaults to 9, since context defaults to document |
| | 760 | nodeType = context ? context.nodeType : 9; |
| | 761 | |
| | 762 | results = results || []; |
| | 763 | |
| | 764 | // Return early from calls with invalid selector or context |
| | 765 | if ( typeof selector !== "string" || !selector || |
| | 766 | nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) { |
| | 767 | |
| | 768 | return results; |
| | 769 | } |
| | 770 | |
| | 771 | // Try to shortcut find operations (as opposed to filters) in HTML documents |
| | 772 | if ( !seed ) { |
| | 773 | setDocument( context ); |
| | 774 | context = context || document; |
| | 775 | |
| | 776 | if ( documentIsHTML ) { |
| | 777 | |
| | 778 | // If the selector is sufficiently simple, try using a "get*By*" DOM method |
| | 779 | // (excepting DocumentFragment context, where the methods don't exist) |
| | 780 | if ( nodeType !== 11 && ( match = rquickExpr.exec( selector ) ) ) { |
| | 781 | |
| | 782 | // ID selector |
| | 783 | if ( ( m = match[ 1 ] ) ) { |
| | 784 | |
| | 785 | // Document context |
| | 786 | if ( nodeType === 9 ) { |
| | 787 | if ( ( elem = context.getElementById( m ) ) ) { |
| | 788 | |
| | 789 | // Support: IE, Opera, Webkit |
| | 790 | // TODO: identify versions |
| | 791 | // getElementById can match elements by name instead of ID |
| | 792 | if ( elem.id === m ) { |
| | 793 | results.push( elem ); |
| | 794 | return results; |
| | 795 | } |
| | 796 | } else { |
| | 797 | return results; |
| | 798 | } |
| | 799 | |
| | 800 | // Element context |
| | 801 | } else { |
| | 802 | |
| | 803 | // Support: IE, Opera, Webkit |
| | 804 | // TODO: identify versions |
| | 805 | // getElementById can match elements by name instead of ID |
| | 806 | if ( newContext && ( elem = newContext.getElementById( m ) ) && |
| | 807 | contains( context, elem ) && |
| | 808 | elem.id === m ) { |
| | 809 | |
| | 810 | results.push( elem ); |
| | 811 | return results; |
| | 812 | } |
| | 813 | } |
| | 814 | |
| | 815 | // Type selector |
| | 816 | } else if ( match[ 2 ] ) { |
| | 817 | push.apply( results, context.getElementsByTagName( selector ) ); |
| | 818 | return results; |
| | 819 | |
| | 820 | // Class selector |
| | 821 | } else if ( ( m = match[ 3 ] ) && support.getElementsByClassName && |
| | 822 | context.getElementsByClassName ) { |
| | 823 | |
| | 824 | push.apply( results, context.getElementsByClassName( m ) ); |
| | 825 | return results; |
| | 826 | } |
| | 827 | } |
| | 828 | |
| | 829 | // Take advantage of querySelectorAll |
| | 830 | if ( support.qsa && |
| | 831 | !nonnativeSelectorCache[ selector + " " ] && |
| | 832 | ( !rbuggyQSA || !rbuggyQSA.test( selector ) ) && |
| | 833 | |
| | 834 | // Support: IE 8 only |
| | 835 | // Exclude object elements |
| | 836 | ( nodeType !== 1 || context.nodeName.toLowerCase() !== "object" ) ) { |
| | 837 | |
| | 838 | newSelector = selector; |
| | 839 | newContext = context; |
| | 840 | |
| | 841 | // qSA considers elements outside a scoping root when evaluating child or |
| | 842 | // descendant combinators, which is not what we want. |
| | 843 | // In such cases, we work around the behavior by prefixing every selector in the |
| | 844 | // list with an ID selector referencing the scope context. |
| | 845 | // The technique has to be used as well when a leading combinator is used |
| | 846 | // as such selectors are not recognized by querySelectorAll. |
| | 847 | // Thanks to Andrew Dupont for this technique. |
| | 848 | if ( nodeType === 1 && |
| | 849 | ( rdescend.test( selector ) || rcombinators.test( selector ) ) ) { |
| | 850 | |
| | 851 | // Expand context for sibling selectors |
| | 852 | newContext = rsibling.test( selector ) && testContext( context.parentNode ) || |
| | 853 | context; |
| | 854 | |
| | 855 | // We can use :scope instead of the ID hack if the browser |
| | 856 | // supports it & if we're not changing the context. |
| | 857 | if ( newContext !== context || !support.scope ) { |
| | 858 | |
| | 859 | // Capture the context ID, setting it first if necessary |
| | 860 | if ( ( nid = context.getAttribute( "id" ) ) ) { |
| | 861 | nid = nid.replace( rcssescape, fcssescape ); |
| | 862 | } else { |
| | 863 | context.setAttribute( "id", ( nid = expando ) ); |
| | 864 | } |
| | 865 | } |
| | 866 | |
| | 867 | // Prefix every selector in the list |
| | 868 | groups = tokenize( selector ); |
| | 869 | i = groups.length; |
| | 870 | while ( i-- ) { |
| | 871 | groups[ i ] = ( nid ? "#" + nid : ":scope" ) + " " + |
| | 872 | toSelector( groups[ i ] ); |
| | 873 | } |
| | 874 | newSelector = groups.join( "," ); |
| | 875 | } |
| | 876 | |
| | 877 | try { |
| | 878 | push.apply( results, |
| | 879 | newContext.querySelectorAll( newSelector ) |
| | 880 | ); |
| | 881 | return results; |
| | 882 | } catch ( qsaError ) { |
| | 883 | nonnativeSelectorCache( selector, true ); |
| | 884 | } finally { |
| | 885 | if ( nid === expando ) { |
| | 886 | context.removeAttribute( "id" ); |
| | 887 | } |
| | 888 | } |
| | 889 | } |
| | 890 | } |
| | 891 | } |
| | 892 | |
| | 893 | // All others |
| | 894 | return select( selector.replace( rtrim, "$1" ), context, results, seed ); |
| | 895 | } |
| | 896 | |
| | 897 | /** |
| | 898 | * Create key-value caches of limited size |
| | 899 | * @returns {function(string, object)} Returns the Object data after storing it on itself with |
| | 900 | * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) |
| | 901 | * deleting the oldest entry |
| | 902 | */ |
| | 903 | function createCache() { |
| | 904 | var keys = []; |
| | 905 | |
| | 906 | function cache( key, value ) { |
| | 907 | |
| | 908 | // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) |
| | 909 | if ( keys.push( key + " " ) > Expr.cacheLength ) { |
| | 910 | |
| | 911 | // Only keep the most recent entries |
| | 912 | delete cache[ keys.shift() ]; |
| | 913 | } |
| | 914 | return ( cache[ key + " " ] = value ); |
| | 915 | } |
| | 916 | return cache; |
| | 917 | } |
| | 918 | |
| | 919 | /** |
| | 920 | * Mark a function for special use by Sizzle |
| | 921 | * @param {Function} fn The function to mark |
| | 922 | */ |
| | 923 | function markFunction( fn ) { |
| | 924 | fn[ expando ] = true; |
| | 925 | return fn; |
| | 926 | } |
| | 927 | |
| | 928 | /** |
| | 929 | * Support testing using an element |
| | 930 | * @param {Function} fn Passed the created element and returns a boolean result |
| | 931 | */ |
| | 932 | function assert( fn ) { |
| | 933 | var el = document.createElement( "fieldset" ); |
| | 934 | |
| | 935 | try { |
| | 936 | return !!fn( el ); |
| | 937 | } catch ( e ) { |
| | 938 | return false; |
| | 939 | } finally { |
| | 940 | |
| | 941 | // Remove from its parent by default |
| | 942 | if ( el.parentNode ) { |
| | 943 | el.parentNode.removeChild( el ); |
| | 944 | } |
| | 945 | |
| | 946 | // release memory in IE |
| | 947 | el = null; |
| | 948 | } |
| | 949 | } |
| | 950 | |
| | 951 | /** |
| | 952 | * Adds the same handler for all of the specified attrs |
| | 953 | * @param {String} attrs Pipe-separated list of attributes |
| | 954 | * @param {Function} handler The method that will be applied |
| | 955 | */ |
| | 956 | function addHandle( attrs, handler ) { |
| | 957 | var arr = attrs.split( "|" ), |
| | 958 | i = arr.length; |
| | 959 | |
| | 960 | while ( i-- ) { |
| | 961 | Expr.attrHandle[ arr[ i ] ] = handler; |
| | 962 | } |
| | 963 | } |
| | 964 | |
| | 965 | /** |
| | 966 | * Checks document order of two siblings |
| | 967 | * @param {Element} a |
| | 968 | * @param {Element} b |
| | 969 | * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b |
| | 970 | */ |
| | 971 | function siblingCheck( a, b ) { |
| | 972 | var cur = b && a, |
| | 973 | diff = cur && a.nodeType === 1 && b.nodeType === 1 && |
| | 974 | a.sourceIndex - b.sourceIndex; |
| | 975 | |
| | 976 | // Use IE sourceIndex if available on both nodes |
| | 977 | if ( diff ) { |
| | 978 | return diff; |
| | 979 | } |
| | 980 | |
| | 981 | // Check if b follows a |
| | 982 | if ( cur ) { |
| | 983 | while ( ( cur = cur.nextSibling ) ) { |
| | 984 | if ( cur === b ) { |
| | 985 | return -1; |
| | 986 | } |
| | 987 | } |
| | 988 | } |
| | 989 | |
| | 990 | return a ? 1 : -1; |
| | 991 | } |
| | 992 | |
| | 993 | /** |
| | 994 | * Returns a function to use in pseudos for input types |
| | 995 | * @param {String} type |
| | 996 | */ |
| | 997 | function createInputPseudo( type ) { |
| | 998 | return function( elem ) { |
| | 999 | var name = elem.nodeName.toLowerCase(); |
| | 1000 | return name === "input" && elem.type === type; |
| | 1001 | }; |
| | 1002 | } |
| | 1003 | |
| | 1004 | /** |
| | 1005 | * Returns a function to use in pseudos for buttons |
| | 1006 | * @param {String} type |
| | 1007 | */ |
| | 1008 | function createButtonPseudo( type ) { |
| | 1009 | return function( elem ) { |
| | 1010 | var name = elem.nodeName.toLowerCase(); |
| | 1011 | return ( name === "input" || name === "button" ) && elem.type === type; |
| | 1012 | }; |
| | 1013 | } |
| | 1014 | |
| | 1015 | /** |
| | 1016 | * Returns a function to use in pseudos for :enabled/:disabled |
| | 1017 | * @param {Boolean} disabled true for :disabled; false for :enabled |
| | 1018 | */ |
| | 1019 | function createDisabledPseudo( disabled ) { |
| | 1020 | |
| | 1021 | // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable |
| | 1022 | return function( elem ) { |
| | 1023 | |
| | 1024 | // Only certain elements can match :enabled or :disabled |
| | 1025 | // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled |
| | 1026 | // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled |
| | 1027 | if ( "form" in elem ) { |
| | 1028 | |
| | 1029 | // Check for inherited disabledness on relevant non-disabled elements: |
| | 1030 | // * listed form-associated elements in a disabled fieldset |
| | 1031 | // https://html.spec.whatwg.org/multipage/forms.html#category-listed |
| | 1032 | // https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled |
| | 1033 | // * option elements in a disabled optgroup |
| | 1034 | // https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled |
| | 1035 | // All such elements have a "form" property. |
| | 1036 | if ( elem.parentNode && elem.disabled === false ) { |
| | 1037 | |
| | 1038 | // Option elements defer to a parent optgroup if present |
| | 1039 | if ( "label" in elem ) { |
| | 1040 | if ( "label" in elem.parentNode ) { |
| | 1041 | return elem.parentNode.disabled === disabled; |
| | 1042 | } else { |
| | 1043 | return elem.disabled === disabled; |
| | 1044 | } |
| | 1045 | } |
| | 1046 | |
| | 1047 | // Support: IE 6 - 11 |
| | 1048 | // Use the isDisabled shortcut property to check for disabled fieldset ancestors |
| | 1049 | return elem.isDisabled === disabled || |
| | 1050 | |
| | 1051 | // Where there is no isDisabled, check manually |
| | 1052 | /* jshint -W018 */ |
| | 1053 | elem.isDisabled !== !disabled && |
| | 1054 | inDisabledFieldset( elem ) === disabled; |
| | 1055 | } |
| | 1056 | |
| | 1057 | return elem.disabled === disabled; |
| | 1058 | |
| | 1059 | // Try to winnow out elements that can't be disabled before trusting the disabled property. |
| | 1060 | // Some victims get caught in our net (label, legend, menu, track), but it shouldn't |
| | 1061 | // even exist on them, let alone have a boolean value. |
| | 1062 | } else if ( "label" in elem ) { |
| | 1063 | return elem.disabled === disabled; |
| | 1064 | } |
| | 1065 | |
| | 1066 | // Remaining elements are neither :enabled nor :disabled |
| | 1067 | return false; |
| | 1068 | }; |
| | 1069 | } |
| | 1070 | |
| | 1071 | /** |
| | 1072 | * Returns a function to use in pseudos for positionals |
| | 1073 | * @param {Function} fn |
| | 1074 | */ |
| | 1075 | function createPositionalPseudo( fn ) { |
| | 1076 | return markFunction( function( argument ) { |
| | 1077 | argument = +argument; |
| | 1078 | return markFunction( function( seed, matches ) { |
| | 1079 | var j, |
| | 1080 | matchIndexes = fn( [], seed.length, argument ), |
| | 1081 | i = matchIndexes.length; |
| | 1082 | |
| | 1083 | // Match elements found at the specified indexes |
| | 1084 | while ( i-- ) { |
| | 1085 | if ( seed[ ( j = matchIndexes[ i ] ) ] ) { |
| | 1086 | seed[ j ] = !( matches[ j ] = seed[ j ] ); |
| | 1087 | } |
| | 1088 | } |
| | 1089 | } ); |
| | 1090 | } ); |
| | 1091 | } |
| | 1092 | |
| | 1093 | /** |
| | 1094 | * Checks a node for validity as a Sizzle context |
| | 1095 | * @param {Element|Object=} context |
| | 1096 | * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value |
| | 1097 | */ |
| | 1098 | function testContext( context ) { |
| | 1099 | return context && typeof context.getElementsByTagName !== "undefined" && context; |
| | 1100 | } |
| | 1101 | |
| | 1102 | // Expose support vars for convenience |
| | 1103 | support = Sizzle.support = {}; |
| | 1104 | |
| | 1105 | /** |
| | 1106 | * Detects XML nodes |
| | 1107 | * @param {Element|Object} elem An element or a document |
| | 1108 | * @returns {Boolean} True iff elem is a non-HTML XML node |
| | 1109 | */ |
| | 1110 | isXML = Sizzle.isXML = function( elem ) { |
| | 1111 | var namespace = elem.namespaceURI, |
| | 1112 | docElem = ( elem.ownerDocument || elem ).documentElement; |
| | 1113 | |
| | 1114 | // Support: IE <=8 |
| | 1115 | // Assume HTML when documentElement doesn't yet exist, such as inside loading iframes |
| | 1116 | // https://bugs.jquery.com/ticket/4833 |
| | 1117 | return !rhtml.test( namespace || docElem && docElem.nodeName || "HTML" ); |
| | 1118 | }; |
| | 1119 | |
| | 1120 | /** |
| | 1121 | * Sets document-related variables once based on the current document |
| | 1122 | * @param {Element|Object} [doc] An element or document object to use to set the document |
| | 1123 | * @returns {Object} Returns the current document |
| | 1124 | */ |
| | 1125 | setDocument = Sizzle.setDocument = function( node ) { |
| | 1126 | var hasCompare, subWindow, |
| | 1127 | doc = node ? node.ownerDocument || node : preferredDoc; |
| | 1128 | |
| | 1129 | // Return early if doc is invalid or already selected |
| | 1130 | // Support: IE 11+, Edge 17 - 18+ |
| | 1131 | // IE/Edge sometimes throw a "Permission denied" error when strict-comparing |
| | 1132 | // two documents; shallow comparisons work. |
| | 1133 | // eslint-disable-next-line eqeqeq |
| | 1134 | if ( doc == document || doc.nodeType !== 9 || !doc.documentElement ) { |
| | 1135 | return document; |
| | 1136 | } |
| | 1137 | |
| | 1138 | // Update global variables |
| | 1139 | document = doc; |
| | 1140 | docElem = document.documentElement; |
| | 1141 | documentIsHTML = !isXML( document ); |
| | 1142 | |
| | 1143 | // Support: IE 9 - 11+, Edge 12 - 18+ |
| | 1144 | // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936) |
| | 1145 | // Support: IE 11+, Edge 17 - 18+ |
| | 1146 | // IE/Edge sometimes throw a "Permission denied" error when strict-comparing |
| | 1147 | // two documents; shallow comparisons work. |
| | 1148 | // eslint-disable-next-line eqeqeq |
| | 1149 | if ( preferredDoc != document && |
| | 1150 | ( subWindow = document.defaultView ) && subWindow.top !== subWindow ) { |
| | 1151 | |
| | 1152 | // Support: IE 11, Edge |
| | 1153 | if ( subWindow.addEventListener ) { |
| | 1154 | subWindow.addEventListener( "unload", unloadHandler, false ); |
| | 1155 | |
| | 1156 | // Support: IE 9 - 10 only |
| | 1157 | } else if ( subWindow.attachEvent ) { |
| | 1158 | subWindow.attachEvent( "onunload", unloadHandler ); |
| | 1159 | } |
| | 1160 | } |
| | 1161 | |
| | 1162 | // Support: IE 8 - 11+, Edge 12 - 18+, Chrome <=16 - 25 only, Firefox <=3.6 - 31 only, |
| | 1163 | // Safari 4 - 5 only, Opera <=11.6 - 12.x only |
| | 1164 | // IE/Edge & older browsers don't support the :scope pseudo-class. |
| | 1165 | // Support: Safari 6.0 only |
| | 1166 | // Safari 6.0 supports :scope but it's an alias of :root there. |
| | 1167 | support.scope = assert( function( el ) { |
| | 1168 | docElem.appendChild( el ).appendChild( document.createElement( "div" ) ); |
| | 1169 | return typeof el.querySelectorAll !== "undefined" && |
| | 1170 | !el.querySelectorAll( ":scope fieldset div" ).length; |
| | 1171 | } ); |
| | 1172 | |
| | 1173 | /* Attributes |
| | 1174 | ---------------------------------------------------------------------- */ |
| | 1175 | |
| | 1176 | // Support: IE<8 |
| | 1177 | // Verify that getAttribute really returns attributes and not properties |
| | 1178 | // (excepting IE8 booleans) |
| | 1179 | support.attributes = assert( function( el ) { |
| | 1180 | el.className = "i"; |
| | 1181 | return !el.getAttribute( "className" ); |
| | 1182 | } ); |
| | 1183 | |
| | 1184 | /* getElement(s)By* |
| | 1185 | ---------------------------------------------------------------------- */ |
| | 1186 | |
| | 1187 | // Check if getElementsByTagName("*") returns only elements |
| | 1188 | support.getElementsByTagName = assert( function( el ) { |
| | 1189 | el.appendChild( document.createComment( "" ) ); |
| | 1190 | return !el.getElementsByTagName( "*" ).length; |
| | 1191 | } ); |
| | 1192 | |
| | 1193 | // Support: IE<9 |
| | 1194 | support.getElementsByClassName = rnative.test( document.getElementsByClassName ); |
| | 1195 | |
| | 1196 | // Support: IE<10 |
| | 1197 | // Check if getElementById returns elements by name |
| | 1198 | // The broken getElementById methods don't pick up programmatically-set names, |
| | 1199 | // so use a roundabout getElementsByName test |
| | 1200 | support.getById = assert( function( el ) { |
| | 1201 | docElem.appendChild( el ).id = expando; |
| | 1202 | return !document.getElementsByName || !document.getElementsByName( expando ).length; |
| | 1203 | } ); |
| | 1204 | |
| | 1205 | // ID filter and find |
| | 1206 | if ( support.getById ) { |
| | 1207 | Expr.filter[ "ID" ] = function( id ) { |
| | 1208 | var attrId = id.replace( runescape, funescape ); |
| | 1209 | return function( elem ) { |
| | 1210 | return elem.getAttribute( "id" ) === attrId; |
| | 1211 | }; |
| | 1212 | }; |
| | 1213 | Expr.find[ "ID" ] = function( id, context ) { |
| | 1214 | if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { |
| | 1215 | var elem = context.getElementById( id ); |
| | 1216 | return elem ? [ elem ] : []; |
| | 1217 | } |
| | 1218 | }; |
| | 1219 | } else { |
| | 1220 | Expr.filter[ "ID" ] = function( id ) { |
| | 1221 | var attrId = id.replace( runescape, funescape ); |
| | 1222 | return function( elem ) { |
| | 1223 | var node = typeof elem.getAttributeNode !== "undefined" && |
| | 1224 | elem.getAttributeNode( "id" ); |
| | 1225 | return node && node.value === attrId; |
| | 1226 | }; |
| | 1227 | }; |
| | 1228 | |
| | 1229 | // Support: IE 6 - 7 only |
| | 1230 | // getElementById is not reliable as a find shortcut |
| | 1231 | Expr.find[ "ID" ] = function( id, context ) { |
| | 1232 | if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { |
| | 1233 | var node, i, elems, |
| | 1234 | elem = context.getElementById( id ); |
| | 1235 | |
| | 1236 | if ( elem ) { |
| | 1237 | |
| | 1238 | // Verify the id attribute |
| | 1239 | node = elem.getAttributeNode( "id" ); |
| | 1240 | if ( node && node.value === id ) { |
| | 1241 | return [ elem ]; |
| | 1242 | } |
| | 1243 | |
| | 1244 | // Fall back on getElementsByName |
| | 1245 | elems = context.getElementsByName( id ); |
| | 1246 | i = 0; |
| | 1247 | while ( ( elem = elems[ i++ ] ) ) { |
| | 1248 | node = elem.getAttributeNode( "id" ); |
| | 1249 | if ( node && node.value === id ) { |
| | 1250 | return [ elem ]; |
| | 1251 | } |
| | 1252 | } |
| | 1253 | } |
| | 1254 | |
| | 1255 | return []; |
| | 1256 | } |
| | 1257 | }; |
| | 1258 | } |
| | 1259 | |
| | 1260 | // Tag |
| | 1261 | Expr.find[ "TAG" ] = support.getElementsByTagName ? |
| | 1262 | function( tag, context ) { |
| | 1263 | if ( typeof context.getElementsByTagName !== "undefined" ) { |
| | 1264 | return context.getElementsByTagName( tag ); |
| | 1265 | |
| | 1266 | // DocumentFragment nodes don't have gEBTN |
| | 1267 | } else if ( support.qsa ) { |
| | 1268 | return context.querySelectorAll( tag ); |
| | 1269 | } |
| | 1270 | } : |
| | 1271 | |
| | 1272 | function( tag, context ) { |
| | 1273 | var elem, |
| | 1274 | tmp = [], |
| | 1275 | i = 0, |
| | 1276 | |
| | 1277 | // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too |
| | 1278 | results = context.getElementsByTagName( tag ); |
| | 1279 | |
| | 1280 | // Filter out possible comments |
| | 1281 | if ( tag === "*" ) { |
| | 1282 | while ( ( elem = results[ i++ ] ) ) { |
| | 1283 | if ( elem.nodeType === 1 ) { |
| | 1284 | tmp.push( elem ); |
| | 1285 | } |
| | 1286 | } |
| | 1287 | |
| | 1288 | return tmp; |
| | 1289 | } |
| | 1290 | return results; |
| | 1291 | }; |
| | 1292 | |
| | 1293 | // Class |
| | 1294 | Expr.find[ "CLASS" ] = support.getElementsByClassName && function( className, context ) { |
| | 1295 | if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) { |
| | 1296 | return context.getElementsByClassName( className ); |
| | 1297 | } |
| | 1298 | }; |
| | 1299 | |
| | 1300 | /* QSA/matchesSelector |
| | 1301 | ---------------------------------------------------------------------- */ |
| | 1302 | |
| | 1303 | // QSA and matchesSelector support |
| | 1304 | |
| | 1305 | // matchesSelector(:active) reports false when true (IE9/Opera 11.5) |
| | 1306 | rbuggyMatches = []; |
| | 1307 | |
| | 1308 | // qSa(:focus) reports false when true (Chrome 21) |
| | 1309 | // We allow this because of a bug in IE8/9 that throws an error |
| | 1310 | // whenever `document.activeElement` is accessed on an iframe |
| | 1311 | // So, we allow :focus to pass through QSA all the time to avoid the IE error |
| | 1312 | // See https://bugs.jquery.com/ticket/13378 |
| | 1313 | rbuggyQSA = []; |
| | 1314 | |
| | 1315 | if ( ( support.qsa = rnative.test( document.querySelectorAll ) ) ) { |
| | 1316 | |
| | 1317 | // Build QSA regex |
| | 1318 | // Regex strategy adopted from Diego Perini |
| | 1319 | assert( function( el ) { |
| | 1320 | |
| | 1321 | var input; |
| | 1322 | |
| | 1323 | // Select is set to empty string on purpose |
| | 1324 | // This is to test IE's treatment of not explicitly |
| | 1325 | // setting a boolean content attribute, |
| | 1326 | // since its presence should be enough |
| | 1327 | // https://bugs.jquery.com/ticket/12359 |
| | 1328 | docElem.appendChild( el ).innerHTML = "<a id='" + expando + "'></a>" + |
| | 1329 | "<select id='" + expando + "-\r\\' msallowcapture=''>" + |
| | 1330 | "<option selected=''></option></select>"; |
| | 1331 | |
| | 1332 | // Support: IE8, Opera 11-12.16 |
| | 1333 | // Nothing should be selected when empty strings follow ^= or $= or *= |
| | 1334 | // The test attribute must be unknown in Opera but "safe" for WinRT |
| | 1335 | // https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section |
| | 1336 | if ( el.querySelectorAll( "[msallowcapture^='']" ).length ) { |
| | 1337 | rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); |
| | 1338 | } |
| | 1339 | |
| | 1340 | // Support: IE8 |
| | 1341 | // Boolean attributes and "value" are not treated correctly |
| | 1342 | if ( !el.querySelectorAll( "[selected]" ).length ) { |
| | 1343 | rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); |
| | 1344 | } |
| | 1345 | |
| | 1346 | // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+ |
| | 1347 | if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) { |
| | 1348 | rbuggyQSA.push( "~=" ); |
| | 1349 | } |
| | 1350 | |
| | 1351 | // Support: IE 11+, Edge 15 - 18+ |
| | 1352 | // IE 11/Edge don't find elements on a `[name='']` query in some cases. |
| | 1353 | // Adding a temporary attribute to the document before the selection works |
| | 1354 | // around the issue. |
| | 1355 | // Interestingly, IE 10 & older don't seem to have the issue. |
| | 1356 | input = document.createElement( "input" ); |
| | 1357 | input.setAttribute( "name", "" ); |
| | 1358 | el.appendChild( input ); |
| | 1359 | if ( !el.querySelectorAll( "[name='']" ).length ) { |
| | 1360 | rbuggyQSA.push( "\\[" + whitespace + "*name" + whitespace + "*=" + |
| | 1361 | whitespace + "*(?:''|\"\")" ); |
| | 1362 | } |
| | 1363 | |
| | 1364 | // Webkit/Opera - :checked should return selected option elements |
| | 1365 | // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked |
| | 1366 | // IE8 throws error here and will not see later tests |
| | 1367 | if ( !el.querySelectorAll( ":checked" ).length ) { |
| | 1368 | rbuggyQSA.push( ":checked" ); |
| | 1369 | } |
| | 1370 | |
| | 1371 | // Support: Safari 8+, iOS 8+ |
| | 1372 | // https://bugs.webkit.org/show_bug.cgi?id=136851 |
| | 1373 | // In-page `selector#id sibling-combinator selector` fails |
| | 1374 | if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) { |
| | 1375 | rbuggyQSA.push( ".#.+[+~]" ); |
| | 1376 | } |
| | 1377 | |
| | 1378 | // Support: Firefox <=3.6 - 5 only |
| | 1379 | // Old Firefox doesn't throw on a badly-escaped identifier. |
| | 1380 | el.querySelectorAll( "\\\f" ); |
| | 1381 | rbuggyQSA.push( "[\\r\\n\\f]" ); |
| | 1382 | } ); |
| | 1383 | |
| | 1384 | assert( function( el ) { |
| | 1385 | el.innerHTML = "<a href='' disabled='disabled'></a>" + |
| | 1386 | "<select disabled='disabled'><option/></select>"; |
| | 1387 | |
| | 1388 | // Support: Windows 8 Native Apps |
| | 1389 | // The type and name attributes are restricted during .innerHTML assignment |
| | 1390 | var input = document.createElement( "input" ); |
| | 1391 | input.setAttribute( "type", "hidden" ); |
| | 1392 | el.appendChild( input ).setAttribute( "name", "D" ); |
| | 1393 | |
| | 1394 | // Support: IE8 |
| | 1395 | // Enforce case-sensitivity of name attribute |
| | 1396 | if ( el.querySelectorAll( "[name=d]" ).length ) { |
| | 1397 | rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); |
| | 1398 | } |
| | 1399 | |
| | 1400 | // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) |
| | 1401 | // IE8 throws error here and will not see later tests |
| | 1402 | if ( el.querySelectorAll( ":enabled" ).length !== 2 ) { |
| | 1403 | rbuggyQSA.push( ":enabled", ":disabled" ); |
| | 1404 | } |
| | 1405 | |
| | 1406 | // Support: IE9-11+ |
| | 1407 | // IE's :disabled selector does not pick up the children of disabled fieldsets |
| | 1408 | docElem.appendChild( el ).disabled = true; |
| | 1409 | if ( el.querySelectorAll( ":disabled" ).length !== 2 ) { |
| | 1410 | rbuggyQSA.push( ":enabled", ":disabled" ); |
| | 1411 | } |
| | 1412 | |
| | 1413 | // Support: Opera 10 - 11 only |
| | 1414 | // Opera 10-11 does not throw on post-comma invalid pseudos |
| | 1415 | el.querySelectorAll( "*,:x" ); |
| | 1416 | rbuggyQSA.push( ",.*:" ); |
| | 1417 | } ); |
| | 1418 | } |
| | 1419 | |
| | 1420 | if ( ( support.matchesSelector = rnative.test( ( matches = docElem.matches || |
| | 1421 | docElem.webkitMatchesSelector || |
| | 1422 | docElem.mozMatchesSelector || |
| | 1423 | docElem.oMatchesSelector || |
| | 1424 | docElem.msMatchesSelector ) ) ) ) { |
| | 1425 | |
| | 1426 | assert( function( el ) { |
| | 1427 | |
| | 1428 | // Check to see if it's possible to do matchesSelector |
| | 1429 | // on a disconnected node (IE 9) |
| | 1430 | support.disconnectedMatch = matches.call( el, "*" ); |
| | 1431 | |
| | 1432 | // This should fail with an exception |
| | 1433 | // Gecko does not error, returns false instead |
| | 1434 | matches.call( el, "[s!='']:x" ); |
| | 1435 | rbuggyMatches.push( "!=", pseudos ); |
| | 1436 | } ); |
| | 1437 | } |
| | 1438 | |
| | 1439 | rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join( "|" ) ); |
| | 1440 | rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join( "|" ) ); |
| | 1441 | |
| | 1442 | /* Contains |
| | 1443 | ---------------------------------------------------------------------- */ |
| | 1444 | hasCompare = rnative.test( docElem.compareDocumentPosition ); |
| | 1445 | |
| | 1446 | // Element contains another |
| | 1447 | // Purposefully self-exclusive |
| | 1448 | // As in, an element does not contain itself |
| | 1449 | contains = hasCompare || rnative.test( docElem.contains ) ? |
| | 1450 | function( a, b ) { |
| | 1451 | var adown = a.nodeType === 9 ? a.documentElement : a, |
| | 1452 | bup = b && b.parentNode; |
| | 1453 | return a === bup || !!( bup && bup.nodeType === 1 && ( |
| | 1454 | adown.contains ? |
| | 1455 | adown.contains( bup ) : |
| | 1456 | a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 |
| | 1457 | ) ); |
| | 1458 | } : |
| | 1459 | function( a, b ) { |
| | 1460 | if ( b ) { |
| | 1461 | while ( ( b = b.parentNode ) ) { |
| | 1462 | if ( b === a ) { |
| | 1463 | return true; |
| | 1464 | } |
| | 1465 | } |
| | 1466 | } |
| | 1467 | return false; |
| | 1468 | }; |
| | 1469 | |
| | 1470 | /* Sorting |
| | 1471 | ---------------------------------------------------------------------- */ |
| | 1472 | |
| | 1473 | // Document order sorting |
| | 1474 | sortOrder = hasCompare ? |
| | 1475 | function( a, b ) { |
| | 1476 | |
| | 1477 | // Flag for duplicate removal |
| | 1478 | if ( a === b ) { |
| | 1479 | hasDuplicate = true; |
| | 1480 | return 0; |
| | 1481 | } |
| | 1482 | |
| | 1483 | // Sort on method existence if only one input has compareDocumentPosition |
| | 1484 | var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; |
| | 1485 | if ( compare ) { |
| | 1486 | return compare; |
| | 1487 | } |
| | 1488 | |
| | 1489 | // Calculate position if both inputs belong to the same document |
| | 1490 | // Support: IE 11+, Edge 17 - 18+ |
| | 1491 | // IE/Edge sometimes throw a "Permission denied" error when strict-comparing |
| | 1492 | // two documents; shallow comparisons work. |
| | 1493 | // eslint-disable-next-line eqeqeq |
| | 1494 | compare = ( a.ownerDocument || a ) == ( b.ownerDocument || b ) ? |
| | 1495 | a.compareDocumentPosition( b ) : |
| | 1496 | |
| | 1497 | // Otherwise we know they are disconnected |
| | 1498 | 1; |
| | 1499 | |
| | 1500 | // Disconnected nodes |
| | 1501 | if ( compare & 1 || |
| | 1502 | ( !support.sortDetached && b.compareDocumentPosition( a ) === compare ) ) { |
| | 1503 | |
| | 1504 | // Choose the first element that is related to our preferred document |
| | 1505 | // Support: IE 11+, Edge 17 - 18+ |
| | 1506 | // IE/Edge sometimes throw a "Permission denied" error when strict-comparing |
| | 1507 | // two documents; shallow comparisons work. |
| | 1508 | // eslint-disable-next-line eqeqeq |
| | 1509 | if ( a == document || a.ownerDocument == preferredDoc && |
| | 1510 | contains( preferredDoc, a ) ) { |
| | 1511 | return -1; |
| | 1512 | } |
| | 1513 | |
| | 1514 | // Support: IE 11+, Edge 17 - 18+ |
| | 1515 | // IE/Edge sometimes throw a "Permission denied" error when strict-comparing |
| | 1516 | // two documents; shallow comparisons work. |
| | 1517 | // eslint-disable-next-line eqeqeq |
| | 1518 | if ( b == document || b.ownerDocument == preferredDoc && |
| | 1519 | contains( preferredDoc, b ) ) { |
| | 1520 | return 1; |
| | 1521 | } |
| | 1522 | |
| | 1523 | // Maintain original order |
| | 1524 | return sortInput ? |
| | 1525 | ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : |
| | 1526 | 0; |
| | 1527 | } |
| | 1528 | |
| | 1529 | return compare & 4 ? -1 : 1; |
| | 1530 | } : |
| | 1531 | function( a, b ) { |
| | 1532 | |
| | 1533 | // Exit early if the nodes are identical |
| | 1534 | if ( a === b ) { |
| | 1535 | hasDuplicate = true; |
| | 1536 | return 0; |
| | 1537 | } |
| | 1538 | |
| | 1539 | var cur, |
| | 1540 | i = 0, |
| | 1541 | aup = a.parentNode, |
| | 1542 | bup = b.parentNode, |
| | 1543 | ap = [ a ], |
| | 1544 | bp = [ b ]; |
| | 1545 | |
| | 1546 | // Parentless nodes are either documents or disconnected |
| | 1547 | if ( !aup || !bup ) { |
| | 1548 | |
| | 1549 | // Support: IE 11+, Edge 17 - 18+ |
| | 1550 | // IE/Edge sometimes throw a "Permission denied" error when strict-comparing |
| | 1551 | // two documents; shallow comparisons work. |
| | 1552 | /* eslint-disable eqeqeq */ |
| | 1553 | return a == document ? -1 : |
| | 1554 | b == document ? 1 : |
| | 1555 | /* eslint-enable eqeqeq */ |
| | 1556 | aup ? -1 : |
| | 1557 | bup ? 1 : |
| | 1558 | sortInput ? |
| | 1559 | ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : |
| | 1560 | 0; |
| | 1561 | |
| | 1562 | // If the nodes are siblings, we can do a quick check |
| | 1563 | } else if ( aup === bup ) { |
| | 1564 | return siblingCheck( a, b ); |
| | 1565 | } |
| | 1566 | |
| | 1567 | // Otherwise we need full lists of their ancestors for comparison |
| | 1568 | cur = a; |
| | 1569 | while ( ( cur = cur.parentNode ) ) { |
| | 1570 | ap.unshift( cur ); |
| | 1571 | } |
| | 1572 | cur = b; |
| | 1573 | while ( ( cur = cur.parentNode ) ) { |
| | 1574 | bp.unshift( cur ); |
| | 1575 | } |
| | 1576 | |
| | 1577 | // Walk down the tree looking for a discrepancy |
| | 1578 | while ( ap[ i ] === bp[ i ] ) { |
| | 1579 | i++; |
| | 1580 | } |
| | 1581 | |
| | 1582 | return i ? |
| | 1583 | |
| | 1584 | // Do a sibling check if the nodes have a common ancestor |
| | 1585 | siblingCheck( ap[ i ], bp[ i ] ) : |
| | 1586 | |
| | 1587 | // Otherwise nodes in our document sort first |
| | 1588 | // Support: IE 11+, Edge 17 - 18+ |
| | 1589 | // IE/Edge sometimes throw a "Permission denied" error when strict-comparing |
| | 1590 | // two documents; shallow comparisons work. |
| | 1591 | /* eslint-disable eqeqeq */ |
| | 1592 | ap[ i ] == preferredDoc ? -1 : |
| | 1593 | bp[ i ] == preferredDoc ? 1 : |
| | 1594 | /* eslint-enable eqeqeq */ |
| | 1595 | 0; |
| | 1596 | }; |
| | 1597 | |
| | 1598 | return document; |
| | 1599 | }; |
| | 1600 | |
| | 1601 | Sizzle.matches = function( expr, elements ) { |
| | 1602 | return Sizzle( expr, null, null, elements ); |
| | 1603 | }; |
| | 1604 | |
| | 1605 | Sizzle.matchesSelector = function( elem, expr ) { |
| | 1606 | setDocument( elem ); |
| | 1607 | |
| | 1608 | if ( support.matchesSelector && documentIsHTML && |
| | 1609 | !nonnativeSelectorCache[ expr + " " ] && |
| | 1610 | ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && |
| | 1611 | ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { |
| | 1612 | |
| | 1613 | try { |
| | 1614 | var ret = matches.call( elem, expr ); |
| | 1615 | |
| | 1616 | // IE 9's matchesSelector returns false on disconnected nodes |
| | 1617 | if ( ret || support.disconnectedMatch || |
| | 1618 | |
| | 1619 | // As well, disconnected nodes are said to be in a document |
| | 1620 | // fragment in IE 9 |
| | 1621 | elem.document && elem.document.nodeType !== 11 ) { |
| | 1622 | return ret; |
| | 1623 | } |
| | 1624 | } catch ( e ) { |
| | 1625 | nonnativeSelectorCache( expr, true ); |
| | 1626 | } |
| | 1627 | } |
| | 1628 | |
| | 1629 | return Sizzle( expr, document, null, [ elem ] ).length > 0; |
| | 1630 | }; |
| | 1631 | |
| | 1632 | Sizzle.contains = function( context, elem ) { |
| | 1633 | |
| | 1634 | // Set document vars if needed |
| | 1635 | // Support: IE 11+, Edge 17 - 18+ |
| | 1636 | // IE/Edge sometimes throw a "Permission denied" error when strict-comparing |
| | 1637 | // two documents; shallow comparisons work. |
| | 1638 | // eslint-disable-next-line eqeqeq |
| | 1639 | if ( ( context.ownerDocument || context ) != document ) { |
| | 1640 | setDocument( context ); |
| | 1641 | } |
| | 1642 | return contains( context, elem ); |
| | 1643 | }; |
| | 1644 | |
| | 1645 | Sizzle.attr = function( elem, name ) { |
| | 1646 | |
| | 1647 | // Set document vars if needed |
| | 1648 | // Support: IE 11+, Edge 17 - 18+ |
| | 1649 | // IE/Edge sometimes throw a "Permission denied" error when strict-comparing |
| | 1650 | // two documents; shallow comparisons work. |
| | 1651 | // eslint-disable-next-line eqeqeq |
| | 1652 | if ( ( elem.ownerDocument || elem ) != document ) { |
| | 1653 | setDocument( elem ); |
| | 1654 | } |
| | 1655 | |
| | 1656 | var fn = Expr.attrHandle[ name.toLowerCase() ], |
| | 1657 | |
| | 1658 | // Don't get fooled by Object.prototype properties (jQuery #13807) |
| | 1659 | val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? |
| | 1660 | fn( elem, name, !documentIsHTML ) : |
| | 1661 | undefined; |
| | 1662 | |
| | 1663 | return val !== undefined ? |
| | 1664 | val : |
| | 1665 | support.attributes || !documentIsHTML ? |
| | 1666 | elem.getAttribute( name ) : |
| | 1667 | ( val = elem.getAttributeNode( name ) ) && val.specified ? |
| | 1668 | val.value : |
| | 1669 | null; |
| | 1670 | }; |
| | 1671 | |
| | 1672 | Sizzle.escape = function( sel ) { |
| | 1673 | return ( sel + "" ).replace( rcssescape, fcssescape ); |
| | 1674 | }; |
| | 1675 | |
| | 1676 | Sizzle.error = function( msg ) { |
| | 1677 | throw new Error( "Syntax error, unrecognized expression: " + msg ); |
| | 1678 | }; |
| | 1679 | |
| | 1680 | /** |
| | 1681 | * Document sorting and removing duplicates |
| | 1682 | * @param {ArrayLike} results |
| | 1683 | */ |
| | 1684 | Sizzle.uniqueSort = function( results ) { |
| | 1685 | var elem, |
| | 1686 | duplicates = [], |
| | 1687 | j = 0, |
| | 1688 | i = 0; |
| | 1689 | |
| | 1690 | // Unless we *know* we can detect duplicates, assume their presence |
| | 1691 | hasDuplicate = !support.detectDuplicates; |
| | 1692 | sortInput = !support.sortStable && results.slice( 0 ); |
| | 1693 | results.sort( sortOrder ); |
| | 1694 | |
| | 1695 | if ( hasDuplicate ) { |
| | 1696 | while ( ( elem = results[ i++ ] ) ) { |
| | 1697 | if ( elem === results[ i ] ) { |
| | 1698 | j = duplicates.push( i ); |
| | 1699 | } |
| | 1700 | } |
| | 1701 | while ( j-- ) { |
| | 1702 | results.splice( duplicates[ j ], 1 ); |
| | 1703 | } |
| | 1704 | } |
| | 1705 | |
| | 1706 | // Clear input after sorting to release objects |
| | 1707 | // See https://github.com/jquery/sizzle/pull/225 |
| | 1708 | sortInput = null; |
| | 1709 | |
| | 1710 | return results; |
| | 1711 | }; |
| | 1712 | |
| | 1713 | /** |
| | 1714 | * Utility function for retrieving the text value of an array of DOM nodes |
| | 1715 | * @param {Array|Element} elem |
| | 1716 | */ |
| | 1717 | getText = Sizzle.getText = function( elem ) { |
| | 1718 | var node, |
| | 1719 | ret = "", |
| | 1720 | i = 0, |
| | 1721 | nodeType = elem.nodeType; |
| | 1722 | |
| | 1723 | if ( !nodeType ) { |
| | 1724 | |
| | 1725 | // If no nodeType, this is expected to be an array |
| | 1726 | while ( ( node = elem[ i++ ] ) ) { |
| | 1727 | |
| | 1728 | // Do not traverse comment nodes |
| | 1729 | ret += getText( node ); |
| | 1730 | } |
| | 1731 | } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { |
| | 1732 | |
| | 1733 | // Use textContent for elements |
| | 1734 | // innerText usage removed for consistency of new lines (jQuery #11153) |
| | 1735 | if ( typeof elem.textContent === "string" ) { |
| | 1736 | return elem.textContent; |
| | 1737 | } else { |
| | 1738 | |
| | 1739 | // Traverse its children |
| | 1740 | for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { |
| | 1741 | ret += getText( elem ); |
| | 1742 | } |
| | 1743 | } |
| | 1744 | } else if ( nodeType === 3 || nodeType === 4 ) { |
| | 1745 | return elem.nodeValue; |
| | 1746 | } |
| | 1747 | |
| | 1748 | // Do not include comment or processing instruction nodes |
| | 1749 | |
| | 1750 | return ret; |
| | 1751 | }; |
| | 1752 | |
| | 1753 | Expr = Sizzle.selectors = { |
| | 1754 | |
| | 1755 | // Can be adjusted by the user |
| | 1756 | cacheLength: 50, |
| | 1757 | |
| | 1758 | createPseudo: markFunction, |
| | 1759 | |
| | 1760 | match: matchExpr, |
| | 1761 | |
| | 1762 | attrHandle: {}, |
| | 1763 | |
| | 1764 | find: {}, |
| | 1765 | |
| | 1766 | relative: { |
| | 1767 | ">": { dir: "parentNode", first: true }, |
| | 1768 | " ": { dir: "parentNode" }, |
| | 1769 | "+": { dir: "previousSibling", first: true }, |
| | 1770 | "~": { dir: "previousSibling" } |
| | 1771 | }, |
| | 1772 | |
| | 1773 | preFilter: { |
| | 1774 | "ATTR": function( match ) { |
| | 1775 | match[ 1 ] = match[ 1 ].replace( runescape, funescape ); |
| | 1776 | |
| | 1777 | // Move the given value to match[3] whether quoted or unquoted |
| | 1778 | match[ 3 ] = ( match[ 3 ] || match[ 4 ] || |
| | 1779 | match[ 5 ] || "" ).replace( runescape, funescape ); |
| | 1780 | |
| | 1781 | if ( match[ 2 ] === "~=" ) { |
| | 1782 | match[ 3 ] = " " + match[ 3 ] + " "; |
| | 1783 | } |
| | 1784 | |
| | 1785 | return match.slice( 0, 4 ); |
| | 1786 | }, |
| | 1787 | |
| | 1788 | "CHILD": function( match ) { |
| | 1789 | |
| | 1790 | /* matches from matchExpr["CHILD"] |
| | 1791 | 1 type (only|nth|...) |
| | 1792 | 2 what (child|of-type) |
| | 1793 | 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) |
| | 1794 | 4 xn-component of xn+y argument ([+-]?\d*n|) |
| | 1795 | 5 sign of xn-component |
| | 1796 | 6 x of xn-component |
| | 1797 | 7 sign of y-component |
| | 1798 | 8 y of y-component |
| | 1799 | */ |
| | 1800 | match[ 1 ] = match[ 1 ].toLowerCase(); |
| | 1801 | |
| | 1802 | if ( match[ 1 ].slice( 0, 3 ) === "nth" ) { |
| | 1803 | |
| | 1804 | // nth-* requires argument |
| | 1805 | if ( !match[ 3 ] ) { |
| | 1806 | Sizzle.error( match[ 0 ] ); |
| | 1807 | } |
| | 1808 | |
| | 1809 | // numeric x and y parameters for Expr.filter.CHILD |
| | 1810 | // remember that false/true cast respectively to 0/1 |
| | 1811 | match[ 4 ] = +( match[ 4 ] ? |
| | 1812 | match[ 5 ] + ( match[ 6 ] || 1 ) : |
| | 1813 | 2 * ( match[ 3 ] === "even" || match[ 3 ] === "odd" ) ); |
| | 1814 | match[ 5 ] = +( ( match[ 7 ] + match[ 8 ] ) || match[ 3 ] === "odd" ); |
| | 1815 | |
| | 1816 | // other types prohibit arguments |
| | 1817 | } else if ( match[ 3 ] ) { |
| | 1818 | Sizzle.error( match[ 0 ] ); |
| | 1819 | } |
| | 1820 | |
| | 1821 | return match; |
| | 1822 | }, |
| | 1823 | |
| | 1824 | "PSEUDO": function( match ) { |
| | 1825 | var excess, |
| | 1826 | unquoted = !match[ 6 ] && match[ 2 ]; |
| | 1827 | |
| | 1828 | if ( matchExpr[ "CHILD" ].test( match[ 0 ] ) ) { |
| | 1829 | return null; |
| | 1830 | } |
| | 1831 | |
| | 1832 | // Accept quoted arguments as-is |
| | 1833 | if ( match[ 3 ] ) { |
| | 1834 | match[ 2 ] = match[ 4 ] || match[ 5 ] || ""; |
| | 1835 | |
| | 1836 | // Strip excess characters from unquoted arguments |
| | 1837 | } else if ( unquoted && rpseudo.test( unquoted ) && |
| | 1838 | |
| | 1839 | // Get excess from tokenize (recursively) |
| | 1840 | ( excess = tokenize( unquoted, true ) ) && |
| | 1841 | |
| | 1842 | // advance to the next closing parenthesis |
| | 1843 | ( excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length ) ) { |
| | 1844 | |
| | 1845 | // excess is a negative index |
| | 1846 | match[ 0 ] = match[ 0 ].slice( 0, excess ); |
| | 1847 | match[ 2 ] = unquoted.slice( 0, excess ); |
| | 1848 | } |
| | 1849 | |
| | 1850 | // Return only captures needed by the pseudo filter method (type and argument) |
| | 1851 | return match.slice( 0, 3 ); |
| | 1852 | } |
| | 1853 | }, |
| | 1854 | |
| | 1855 | filter: { |
| | 1856 | |
| | 1857 | "TAG": function( nodeNameSelector ) { |
| | 1858 | var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); |
| | 1859 | return nodeNameSelector === "*" ? |
| | 1860 | function() { |
| | 1861 | return true; |
| | 1862 | } : |
| | 1863 | function( elem ) { |
| | 1864 | return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; |
| | 1865 | }; |
| | 1866 | }, |
| | 1867 | |
| | 1868 | "CLASS": function( className ) { |
| | 1869 | var pattern = classCache[ className + " " ]; |
| | 1870 | |
| | 1871 | return pattern || |
| | 1872 | ( pattern = new RegExp( "(^|" + whitespace + |
| | 1873 | ")" + className + "(" + whitespace + "|$)" ) ) && classCache( |
| | 1874 | className, function( elem ) { |
| | 1875 | return pattern.test( |
| | 1876 | typeof elem.className === "string" && elem.className || |
| | 1877 | typeof elem.getAttribute !== "undefined" && |
| | 1878 | elem.getAttribute( "class" ) || |
| | 1879 | "" |
| | 1880 | ); |
| | 1881 | } ); |
| | 1882 | }, |
| | 1883 | |
| | 1884 | "ATTR": function( name, operator, check ) { |
| | 1885 | return function( elem ) { |
| | 1886 | var result = Sizzle.attr( elem, name ); |
| | 1887 | |
| | 1888 | if ( result == null ) { |
| | 1889 | return operator === "!="; |
| | 1890 | } |
| | 1891 | if ( !operator ) { |
| | 1892 | return true; |
| | 1893 | } |
| | 1894 | |
| | 1895 | result += ""; |
| | 1896 | |
| | 1897 | /* eslint-disable max-len */ |
| | 1898 | |
| | 1899 | return operator === "=" ? result === check : |
| | 1900 | operator === "!=" ? result !== check : |
| | 1901 | operator === "^=" ? check && result.indexOf( check ) === 0 : |
| | 1902 | operator === "*=" ? check && result.indexOf( check ) > -1 : |
| | 1903 | operator === "$=" ? check && result.slice( -check.length ) === check : |
| | 1904 | operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : |
| | 1905 | operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : |
| | 1906 | false; |
| | 1907 | /* eslint-enable max-len */ |
| | 1908 | |
| | 1909 | }; |
| | 1910 | }, |
| | 1911 | |
| | 1912 | "CHILD": function( type, what, _argument, first, last ) { |
| | 1913 | var simple = type.slice( 0, 3 ) !== "nth", |
| | 1914 | forward = type.slice( -4 ) !== "last", |
| | 1915 | ofType = what === "of-type"; |
| | 1916 | |
| | 1917 | return first === 1 && last === 0 ? |
| | 1918 | |
| | 1919 | // Shortcut for :nth-*(n) |
| | 1920 | function( elem ) { |
| | 1921 | return !!elem.parentNode; |
| | 1922 | } : |
| | 1923 | |
| | 1924 | function( elem, _context, xml ) { |
| | 1925 | var cache, uniqueCache, outerCache, node, nodeIndex, start, |
| | 1926 | dir = simple !== forward ? "nextSibling" : "previousSibling", |
| | 1927 | parent = elem.parentNode, |
| | 1928 | name = ofType && elem.nodeName.toLowerCase(), |
| | 1929 | useCache = !xml && !ofType, |
| | 1930 | diff = false; |
| | 1931 | |
| | 1932 | if ( parent ) { |
| | 1933 | |
| | 1934 | // :(first|last|only)-(child|of-type) |
| | 1935 | if ( simple ) { |
| | 1936 | while ( dir ) { |
| | 1937 | node = elem; |
| | 1938 | while ( ( node = node[ dir ] ) ) { |
| | 1939 | if ( ofType ? |
| | 1940 | node.nodeName.toLowerCase() === name : |
| | 1941 | node.nodeType === 1 ) { |
| | 1942 | |
| | 1943 | return false; |
| | 1944 | } |
| | 1945 | } |
| | 1946 | |
| | 1947 | // Reverse direction for :only-* (if we haven't yet done so) |
| | 1948 | start = dir = type === "only" && !start && "nextSibling"; |
| | 1949 | } |
| | 1950 | return true; |
| | 1951 | } |
| | 1952 | |
| | 1953 | start = [ forward ? parent.firstChild : parent.lastChild ]; |
| | 1954 | |
| | 1955 | // non-xml :nth-child(...) stores cache data on `parent` |
| | 1956 | if ( forward && useCache ) { |
| | 1957 | |
| | 1958 | // Seek `elem` from a previously-cached index |
| | 1959 | |
| | 1960 | // ...in a gzip-friendly way |
| | 1961 | node = parent; |
| | 1962 | outerCache = node[ expando ] || ( node[ expando ] = {} ); |
| | 1963 | |
| | 1964 | // Support: IE <9 only |
| | 1965 | // Defend against cloned attroperties (jQuery gh-1709) |
| | 1966 | uniqueCache = outerCache[ node.uniqueID ] || |
| | 1967 | ( outerCache[ node.uniqueID ] = {} ); |
| | 1968 | |
| | 1969 | cache = uniqueCache[ type ] || []; |
| | 1970 | nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; |
| | 1971 | diff = nodeIndex && cache[ 2 ]; |
| | 1972 | node = nodeIndex && parent.childNodes[ nodeIndex ]; |
| | 1973 | |
| | 1974 | while ( ( node = ++nodeIndex && node && node[ dir ] || |
| | 1975 | |
| | 1976 | // Fallback to seeking `elem` from the start |
| | 1977 | ( diff = nodeIndex = 0 ) || start.pop() ) ) { |
| | 1978 | |
| | 1979 | // When found, cache indexes on `parent` and break |
| | 1980 | if ( node.nodeType === 1 && ++diff && node === elem ) { |
| | 1981 | uniqueCache[ type ] = [ dirruns, nodeIndex, diff ]; |
| | 1982 | break; |
| | 1983 | } |
| | 1984 | } |
| | 1985 | |
| | 1986 | } else { |
| | 1987 | |
| | 1988 | // Use previously-cached element index if available |
| | 1989 | if ( useCache ) { |
| | 1990 | |
| | 1991 | // ...in a gzip-friendly way |
| | 1992 | node = elem; |
| | 1993 | outerCache = node[ expando ] || ( node[ expando ] = {} ); |
| | 1994 | |
| | 1995 | // Support: IE <9 only |
| | 1996 | // Defend against cloned attroperties (jQuery gh-1709) |
| | 1997 | uniqueCache = outerCache[ node.uniqueID ] || |
| | 1998 | ( outerCache[ node.uniqueID ] = {} ); |
| | 1999 | |
| | 2000 | cache = uniqueCache[ type ] || []; |
| | 2001 | nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; |
| | 2002 | diff = nodeIndex; |
| | 2003 | } |
| | 2004 | |
| | 2005 | // xml :nth-child(...) |
| | 2006 | // or :nth-last-child(...) or :nth(-last)?-of-type(...) |
| | 2007 | if ( diff === false ) { |
| | 2008 | |
| | 2009 | // Use the same loop as above to seek `elem` from the start |
| | 2010 | while ( ( node = ++nodeIndex && node && node[ dir ] || |
| | 2011 | ( diff = nodeIndex = 0 ) || start.pop() ) ) { |
| | 2012 | |
| | 2013 | if ( ( ofType ? |
| | 2014 | node.nodeName.toLowerCase() === name : |
| | 2015 | node.nodeType === 1 ) && |
| | 2016 | ++diff ) { |
| | 2017 | |
| | 2018 | // Cache the index of each encountered element |
| | 2019 | if ( useCache ) { |
| | 2020 | outerCache = node[ expando ] || |
| | 2021 | ( node[ expando ] = {} ); |
| | 2022 | |
| | 2023 | // Support: IE <9 only |
| | 2024 | // Defend against cloned attroperties (jQuery gh-1709) |
| | 2025 | uniqueCache = outerCache[ node.uniqueID ] || |
| | 2026 | ( outerCache[ node.uniqueID ] = {} ); |
| | 2027 | |
| | 2028 | uniqueCache[ type ] = [ dirruns, diff ]; |
| | 2029 | } |
| | 2030 | |
| | 2031 | if ( node === elem ) { |
| | 2032 | break; |
| | 2033 | } |
| | 2034 | } |
| | 2035 | } |
| | 2036 | } |
| | 2037 | } |
| | 2038 | |
| | 2039 | // Incorporate the offset, then check against cycle size |
| | 2040 | diff -= last; |
| | 2041 | return diff === first || ( diff % first === 0 && diff / first >= 0 ); |
| | 2042 | } |
| | 2043 | }; |
| | 2044 | }, |
| | 2045 | |
| | 2046 | "PSEUDO": function( pseudo, argument ) { |
| | 2047 | |
| | 2048 | // pseudo-class names are case-insensitive |
| | 2049 | // http://www.w3.org/TR/selectors/#pseudo-classes |
| | 2050 | // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters |
| | 2051 | // Remember that setFilters inherits from pseudos |
| | 2052 | var args, |
| | 2053 | fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || |
| | 2054 | Sizzle.error( "unsupported pseudo: " + pseudo ); |
| | 2055 | |
| | 2056 | // The user may use createPseudo to indicate that |
| | 2057 | // arguments are needed to create the filter function |
| | 2058 | // just as Sizzle does |
| | 2059 | if ( fn[ expando ] ) { |
| | 2060 | return fn( argument ); |
| | 2061 | } |
| | 2062 | |
| | 2063 | // But maintain support for old signatures |
| | 2064 | if ( fn.length > 1 ) { |
| | 2065 | args = [ pseudo, pseudo, "", argument ]; |
| | 2066 | return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? |
| | 2067 | markFunction( function( seed, matches ) { |
| | 2068 | var idx, |
| | 2069 | matched = fn( seed, argument ), |
| | 2070 | i = matched.length; |
| | 2071 | while ( i-- ) { |
| | 2072 | idx = indexOf( seed, matched[ i ] ); |
| | 2073 | seed[ idx ] = !( matches[ idx ] = matched[ i ] ); |
| | 2074 | } |
| | 2075 | } ) : |
| | 2076 | function( elem ) { |
| | 2077 | return fn( elem, 0, args ); |
| | 2078 | }; |
| | 2079 | } |
| | 2080 | |
| | 2081 | return fn; |
| | 2082 | } |
| | 2083 | }, |
| | 2084 | |
| | 2085 | pseudos: { |
| | 2086 | |
| | 2087 | // Potentially complex pseudos |
| | 2088 | "not": markFunction( function( selector ) { |
| | 2089 | |
| | 2090 | // Trim the selector passed to compile |
| | 2091 | // to avoid treating leading and trailing |
| | 2092 | // spaces as combinators |
| | 2093 | var input = [], |
| | 2094 | results = [], |
| | 2095 | matcher = compile( selector.replace( rtrim, "$1" ) ); |
| | 2096 | |
| | 2097 | return matcher[ expando ] ? |
| | 2098 | markFunction( function( seed, matches, _context, xml ) { |
| | 2099 | var elem, |
| | 2100 | unmatched = matcher( seed, null, xml, [] ), |
| | 2101 | i = seed.length; |
| | 2102 | |
| | 2103 | // Match elements unmatched by `matcher` |
| | 2104 | while ( i-- ) { |
| | 2105 | if ( ( elem = unmatched[ i ] ) ) { |
| | 2106 | seed[ i ] = !( matches[ i ] = elem ); |
| | 2107 | } |
| | 2108 | } |
| | 2109 | } ) : |
| | 2110 | function( elem, _context, xml ) { |
| | 2111 | input[ 0 ] = elem; |
| | 2112 | matcher( input, null, xml, results ); |
| | 2113 | |
| | 2114 | // Don't keep the element (issue #299) |
| | 2115 | input[ 0 ] = null; |
| | 2116 | return !results.pop(); |
| | 2117 | }; |
| | 2118 | } ), |
| | 2119 | |
| | 2120 | "has": markFunction( function( selector ) { |
| | 2121 | return function( elem ) { |
| | 2122 | return Sizzle( selector, elem ).length > 0; |
| | 2123 | }; |
| | 2124 | } ), |
| | 2125 | |
| | 2126 | "contains": markFunction( function( text ) { |
| | 2127 | text = text.replace( runescape, funescape ); |
| | 2128 | return function( elem ) { |
| | 2129 | return ( elem.textContent || getText( elem ) ).indexOf( text ) > -1; |
| | 2130 | }; |
| | 2131 | } ), |
| | 2132 | |
| | 2133 | // "Whether an element is represented by a :lang() selector |
| | 2134 | // is based solely on the element's language value |
| | 2135 | // being equal to the identifier C, |
| | 2136 | // or beginning with the identifier C immediately followed by "-". |
| | 2137 | // The matching of C against the element's language value is performed case-insensitively. |
| | 2138 | // The identifier C does not have to be a valid language name." |
| | 2139 | // http://www.w3.org/TR/selectors/#lang-pseudo |
| | 2140 | "lang": markFunction( function( lang ) { |
| | 2141 | |
| | 2142 | // lang value must be a valid identifier |
| | 2143 | if ( !ridentifier.test( lang || "" ) ) { |
| | 2144 | Sizzle.error( "unsupported lang: " + lang ); |
| | 2145 | } |
| | 2146 | lang = lang.replace( runescape, funescape ).toLowerCase(); |
| | 2147 | return function( elem ) { |
| | 2148 | var elemLang; |
| | 2149 | do { |
| | 2150 | if ( ( elemLang = documentIsHTML ? |
| | 2151 | elem.lang : |
| | 2152 | elem.getAttribute( "xml:lang" ) || elem.getAttribute( "lang" ) ) ) { |
| | 2153 | |
| | 2154 | elemLang = elemLang.toLowerCase(); |
| | 2155 | return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; |
| | 2156 | } |
| | 2157 | } while ( ( elem = elem.parentNode ) && elem.nodeType === 1 ); |
| | 2158 | return false; |
| | 2159 | }; |
| | 2160 | } ), |
| | 2161 | |
| | 2162 | // Miscellaneous |
| | 2163 | "target": function( elem ) { |
| | 2164 | var hash = window.location && window.location.hash; |
| | 2165 | return hash && hash.slice( 1 ) === elem.id; |
| | 2166 | }, |
| | 2167 | |
| | 2168 | "root": function( elem ) { |
| | 2169 | return elem === docElem; |
| | 2170 | }, |
| | 2171 | |
| | 2172 | "focus": function( elem ) { |
| | 2173 | return elem === document.activeElement && |
| | 2174 | ( !document.hasFocus || document.hasFocus() ) && |
| | 2175 | !!( elem.type || elem.href || ~elem.tabIndex ); |
| | 2176 | }, |
| | 2177 | |
| | 2178 | // Boolean properties |
| | 2179 | "enabled": createDisabledPseudo( false ), |
| | 2180 | "disabled": createDisabledPseudo( true ), |
| | 2181 | |
| | 2182 | "checked": function( elem ) { |
| | 2183 | |
| | 2184 | // In CSS3, :checked should return both checked and selected elements |
| | 2185 | // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked |
| | 2186 | var nodeName = elem.nodeName.toLowerCase(); |
| | 2187 | return ( nodeName === "input" && !!elem.checked ) || |
| | 2188 | ( nodeName === "option" && !!elem.selected ); |
| | 2189 | }, |
| | 2190 | |
| | 2191 | "selected": function( elem ) { |
| | 2192 | |
| | 2193 | // Accessing this property makes selected-by-default |
| | 2194 | // options in Safari work properly |
| | 2195 | if ( elem.parentNode ) { |
| | 2196 | // eslint-disable-next-line no-unused-expressions |
| | 2197 | elem.parentNode.selectedIndex; |
| | 2198 | } |
| | 2199 | |
| | 2200 | return elem.selected === true; |
| | 2201 | }, |
| | 2202 | |
| | 2203 | // Contents |
| | 2204 | "empty": function( elem ) { |
| | 2205 | |
| | 2206 | // http://www.w3.org/TR/selectors/#empty-pseudo |
| | 2207 | // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), |
| | 2208 | // but not by others (comment: 8; processing instruction: 7; etc.) |
| | 2209 | // nodeType < 6 works because attributes (2) do not appear as children |
| | 2210 | for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { |
| | 2211 | if ( elem.nodeType < 6 ) { |
| | 2212 | return false; |
| | 2213 | } |
| | 2214 | } |
| | 2215 | return true; |
| | 2216 | }, |
| | 2217 | |
| | 2218 | "parent": function( elem ) { |
| | 2219 | return !Expr.pseudos[ "empty" ]( elem ); |
| | 2220 | }, |
| | 2221 | |
| | 2222 | // Element/input types |
| | 2223 | "header": function( elem ) { |
| | 2224 | return rheader.test( elem.nodeName ); |
| | 2225 | }, |
| | 2226 | |
| | 2227 | "input": function( elem ) { |
| | 2228 | return rinputs.test( elem.nodeName ); |
| | 2229 | }, |
| | 2230 | |
| | 2231 | "button": function( elem ) { |
| | 2232 | var name = elem.nodeName.toLowerCase(); |
| | 2233 | return name === "input" && elem.type === "button" || name === "button"; |
| | 2234 | }, |
| | 2235 | |
| | 2236 | "text": function( elem ) { |
| | 2237 | var attr; |
| | 2238 | return elem.nodeName.toLowerCase() === "input" && |
| | 2239 | elem.type === "text" && |
| | 2240 | |
| | 2241 | // Support: IE<8 |
| | 2242 | // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" |
| | 2243 | ( ( attr = elem.getAttribute( "type" ) ) == null || |
| | 2244 | attr.toLowerCase() === "text" ); |
| | 2245 | }, |
| | 2246 | |
| | 2247 | // Position-in-collection |
| | 2248 | "first": createPositionalPseudo( function() { |
| | 2249 | return [ 0 ]; |
| | 2250 | } ), |
| | 2251 | |
| | 2252 | "last": createPositionalPseudo( function( _matchIndexes, length ) { |
| | 2253 | return [ length - 1 ]; |
| | 2254 | } ), |
| | 2255 | |
| | 2256 | "eq": createPositionalPseudo( function( _matchIndexes, length, argument ) { |
| | 2257 | return [ argument < 0 ? argument + length : argument ]; |
| | 2258 | } ), |
| | 2259 | |
| | 2260 | "even": createPositionalPseudo( function( matchIndexes, length ) { |
| | 2261 | var i = 0; |
| | 2262 | for ( ; i < length; i += 2 ) { |
| | 2263 | matchIndexes.push( i ); |
| | 2264 | } |
| | 2265 | return matchIndexes; |
| | 2266 | } ), |
| | 2267 | |
| | 2268 | "odd": createPositionalPseudo( function( matchIndexes, length ) { |
| | 2269 | var i = 1; |
| | 2270 | for ( ; i < length; i += 2 ) { |
| | 2271 | matchIndexes.push( i ); |
| | 2272 | } |
| | 2273 | return matchIndexes; |
| | 2274 | } ), |
| | 2275 | |
| | 2276 | "lt": createPositionalPseudo( function( matchIndexes, length, argument ) { |
| | 2277 | var i = argument < 0 ? |
| | 2278 | argument + length : |
| | 2279 | argument > length ? |
| | 2280 | length : |
| | 2281 | argument; |
| | 2282 | for ( ; --i >= 0; ) { |
| | 2283 | matchIndexes.push( i ); |
| | 2284 | } |
| | 2285 | return matchIndexes; |
| | 2286 | } ), |
| | 2287 | |
| | 2288 | "gt": createPositionalPseudo( function( matchIndexes, length, argument ) { |
| | 2289 | var i = argument < 0 ? argument + length : argument; |
| | 2290 | for ( ; ++i < length; ) { |
| | 2291 | matchIndexes.push( i ); |
| | 2292 | } |
| | 2293 | return matchIndexes; |
| | 2294 | } ) |
| | 2295 | } |
| | 2296 | }; |
| | 2297 | |
| | 2298 | Expr.pseudos[ "nth" ] = Expr.pseudos[ "eq" ]; |
| | 2299 | |
| | 2300 | // Add button/input type pseudos |
| | 2301 | for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { |
| | 2302 | Expr.pseudos[ i ] = createInputPseudo( i ); |
| | 2303 | } |
| | 2304 | for ( i in { submit: true, reset: true } ) { |
| | 2305 | Expr.pseudos[ i ] = createButtonPseudo( i ); |
| | 2306 | } |
| | 2307 | |
| | 2308 | // Easy API for creating new setFilters |
| | 2309 | function setFilters() {} |
| | 2310 | setFilters.prototype = Expr.filters = Expr.pseudos; |
| | 2311 | Expr.setFilters = new setFilters(); |
| | 2312 | |
| | 2313 | tokenize = Sizzle.tokenize = function( selector, parseOnly ) { |
| | 2314 | var matched, match, tokens, type, |
| | 2315 | soFar, groups, preFilters, |
| | 2316 | cached = tokenCache[ selector + " " ]; |
| | 2317 | |
| | 2318 | if ( cached ) { |
| | 2319 | return parseOnly ? 0 : cached.slice( 0 ); |
| | 2320 | } |
| | 2321 | |
| | 2322 | soFar = selector; |
| | 2323 | groups = []; |
| | 2324 | preFilters = Expr.preFilter; |
| | 2325 | |
| | 2326 | while ( soFar ) { |
| | 2327 | |
| | 2328 | // Comma and first run |
| | 2329 | if ( !matched || ( match = rcomma.exec( soFar ) ) ) { |
| | 2330 | if ( match ) { |
| | 2331 | |
| | 2332 | // Don't consume trailing commas as valid |
| | 2333 | soFar = soFar.slice( match[ 0 ].length ) || soFar; |
| | 2334 | } |
| | 2335 | groups.push( ( tokens = [] ) ); |
| | 2336 | } |
| | 2337 | |
| | 2338 | matched = false; |
| | 2339 | |
| | 2340 | // Combinators |
| | 2341 | if ( ( match = rcombinators.exec( soFar ) ) ) { |
| | 2342 | matched = match.shift(); |
| | 2343 | tokens.push( { |
| | 2344 | value: matched, |
| | 2345 | |
| | 2346 | // Cast descendant combinators to space |
| | 2347 | type: match[ 0 ].replace( rtrim, " " ) |
| | 2348 | } ); |
| | 2349 | soFar = soFar.slice( matched.length ); |
| | 2350 | } |
| | 2351 | |
| | 2352 | // Filters |
| | 2353 | for ( type in Expr.filter ) { |
| | 2354 | if ( ( match = matchExpr[ type ].exec( soFar ) ) && ( !preFilters[ type ] || |
| | 2355 | ( match = preFilters[ type ]( match ) ) ) ) { |
| | 2356 | matched = match.shift(); |
| | 2357 | tokens.push( { |
| | 2358 | value: matched, |
| | 2359 | type: type, |
| | 2360 | matches: match |
| | 2361 | } ); |
| | 2362 | soFar = soFar.slice( matched.length ); |
| | 2363 | } |
| | 2364 | } |
| | 2365 | |
| | 2366 | if ( !matched ) { |
| | 2367 | break; |
| | 2368 | } |
| | 2369 | } |
| | 2370 | |
| | 2371 | // Return the length of the invalid excess |
| | 2372 | // if we're just parsing |
| | 2373 | // Otherwise, throw an error or return tokens |
| | 2374 | return parseOnly ? |
| | 2375 | soFar.length : |
| | 2376 | soFar ? |
| | 2377 | Sizzle.error( selector ) : |
| | 2378 | |
| | 2379 | // Cache the tokens |
| | 2380 | tokenCache( selector, groups ).slice( 0 ); |
| | 2381 | }; |
| | 2382 | |
| | 2383 | function toSelector( tokens ) { |
| | 2384 | var i = 0, |
| | 2385 | len = tokens.length, |
| | 2386 | selector = ""; |
| | 2387 | for ( ; i < len; i++ ) { |
| | 2388 | selector += tokens[ i ].value; |
| | 2389 | } |
| | 2390 | return selector; |
| | 2391 | } |
| | 2392 | |
| | 2393 | function addCombinator( matcher, combinator, base ) { |
| | 2394 | var dir = combinator.dir, |
| | 2395 | skip = combinator.next, |
| | 2396 | key = skip || dir, |
| | 2397 | checkNonElements = base && key === "parentNode", |
| | 2398 | doneName = done++; |
| | 2399 | |
| | 2400 | return combinator.first ? |
| | 2401 | |
| | 2402 | // Check against closest ancestor/preceding element |
| | 2403 | function( elem, context, xml ) { |
| | 2404 | while ( ( elem = elem[ dir ] ) ) { |
| | 2405 | if ( elem.nodeType === 1 || checkNonElements ) { |
| | 2406 | return matcher( elem, context, xml ); |
| | 2407 | } |
| | 2408 | } |
| | 2409 | return false; |
| | 2410 | } : |
| | 2411 | |
| | 2412 | // Check against all ancestor/preceding elements |
| | 2413 | function( elem, context, xml ) { |
| | 2414 | var oldCache, uniqueCache, outerCache, |
| | 2415 | newCache = [ dirruns, doneName ]; |
| | 2416 | |
| | 2417 | // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching |
| | 2418 | if ( xml ) { |
| | 2419 | while ( ( elem = elem[ dir ] ) ) { |
| | 2420 | if ( elem.nodeType === 1 || checkNonElements ) { |
| | 2421 | if ( matcher( elem, context, xml ) ) { |
| | 2422 | return true; |
| | 2423 | } |
| | 2424 | } |
| | 2425 | } |
| | 2426 | } else { |
| | 2427 | while ( ( elem = elem[ dir ] ) ) { |
| | 2428 | if ( elem.nodeType === 1 || checkNonElements ) { |
| | 2429 | outerCache = elem[ expando ] || ( elem[ expando ] = {} ); |
| | 2430 | |
| | 2431 | // Support: IE <9 only |
| | 2432 | // Defend against cloned attroperties (jQuery gh-1709) |
| | 2433 | uniqueCache = outerCache[ elem.uniqueID ] || |
| | 2434 | ( outerCache[ elem.uniqueID ] = {} ); |
| | 2435 | |
| | 2436 | if ( skip && skip === elem.nodeName.toLowerCase() ) { |
| | 2437 | elem = elem[ dir ] || elem; |
| | 2438 | } else if ( ( oldCache = uniqueCache[ key ] ) && |
| | 2439 | oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { |
| | 2440 | |
| | 2441 | // Assign to newCache so results back-propagate to previous elements |
| | 2442 | return ( newCache[ 2 ] = oldCache[ 2 ] ); |
| | 2443 | } else { |
| | 2444 | |
| | 2445 | // Reuse newcache so results back-propagate to previous elements |
| | 2446 | uniqueCache[ key ] = newCache; |
| | 2447 | |
| | 2448 | // A match means we're done; a fail means we have to keep checking |
| | 2449 | if ( ( newCache[ 2 ] = matcher( elem, context, xml ) ) ) { |
| | 2450 | return true; |
| | 2451 | } |
| | 2452 | } |
| | 2453 | } |
| | 2454 | } |
| | 2455 | } |
| | 2456 | return false; |
| | 2457 | }; |
| | 2458 | } |
| | 2459 | |
| | 2460 | function elementMatcher( matchers ) { |
| | 2461 | return matchers.length > 1 ? |
| | 2462 | function( elem, context, xml ) { |
| | 2463 | var i = matchers.length; |
| | 2464 | while ( i-- ) { |
| | 2465 | if ( !matchers[ i ]( elem, context, xml ) ) { |
| | 2466 | return false; |
| | 2467 | } |
| | 2468 | } |
| | 2469 | return true; |
| | 2470 | } : |
| | 2471 | matchers[ 0 ]; |
| | 2472 | } |
| | 2473 | |
| | 2474 | function multipleContexts( selector, contexts, results ) { |
| | 2475 | var i = 0, |
| | 2476 | len = contexts.length; |
| | 2477 | for ( ; i < len; i++ ) { |
| | 2478 | Sizzle( selector, contexts[ i ], results ); |
| | 2479 | } |
| | 2480 | return results; |
| | 2481 | } |
| | 2482 | |
| | 2483 | function condense( unmatched, map, filter, context, xml ) { |
| | 2484 | var elem, |
| | 2485 | newUnmatched = [], |
| | 2486 | i = 0, |
| | 2487 | len = unmatched.length, |
| | 2488 | mapped = map != null; |
| | 2489 | |
| | 2490 | for ( ; i < len; i++ ) { |
| | 2491 | if ( ( elem = unmatched[ i ] ) ) { |
| | 2492 | if ( !filter || filter( elem, context, xml ) ) { |
| | 2493 | newUnmatched.push( elem ); |
| | 2494 | if ( mapped ) { |
| | 2495 | map.push( i ); |
| | 2496 | } |
| | 2497 | } |
| | 2498 | } |
| | 2499 | } |
| | 2500 | |
| | 2501 | return newUnmatched; |
| | 2502 | } |
| | 2503 | |
| | 2504 | function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { |
| | 2505 | if ( postFilter && !postFilter[ expando ] ) { |
| | 2506 | postFilter = setMatcher( postFilter ); |
| | 2507 | } |
| | 2508 | if ( postFinder && !postFinder[ expando ] ) { |
| | 2509 | postFinder = setMatcher( postFinder, postSelector ); |
| | 2510 | } |
| | 2511 | return markFunction( function( seed, results, context, xml ) { |
| | 2512 | var temp, i, elem, |
| | 2513 | preMap = [], |
| | 2514 | postMap = [], |
| | 2515 | preexisting = results.length, |
| | 2516 | |
| | 2517 | // Get initial elements from seed or context |
| | 2518 | elems = seed || multipleContexts( |
| | 2519 | selector || "*", |
| | 2520 | context.nodeType ? [ context ] : context, |
| | 2521 | [] |
| | 2522 | ), |
| | 2523 | |
| | 2524 | // Prefilter to get matcher input, preserving a map for seed-results synchronization |
| | 2525 | matcherIn = preFilter && ( seed || !selector ) ? |
| | 2526 | condense( elems, preMap, preFilter, context, xml ) : |
| | 2527 | elems, |
| | 2528 | |
| | 2529 | matcherOut = matcher ? |
| | 2530 | |
| | 2531 | // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, |
| | 2532 | postFinder || ( seed ? preFilter : preexisting || postFilter ) ? |
| | 2533 | |
| | 2534 | // ...intermediate processing is necessary |
| | 2535 | [] : |
| | 2536 | |
| | 2537 | // ...otherwise use results directly |
| | 2538 | results : |
| | 2539 | matcherIn; |
| | 2540 | |
| | 2541 | // Find primary matches |
| | 2542 | if ( matcher ) { |
| | 2543 | matcher( matcherIn, matcherOut, context, xml ); |
| | 2544 | } |
| | 2545 | |
| | 2546 | // Apply postFilter |
| | 2547 | if ( postFilter ) { |
| | 2548 | temp = condense( matcherOut, postMap ); |
| | 2549 | postFilter( temp, [], context, xml ); |
| | 2550 | |
| | 2551 | // Un-match failing elements by moving them back to matcherIn |
| | 2552 | i = temp.length; |
| | 2553 | while ( i-- ) { |
| | 2554 | if ( ( elem = temp[ i ] ) ) { |
| | 2555 | matcherOut[ postMap[ i ] ] = !( matcherIn[ postMap[ i ] ] = elem ); |
| | 2556 | } |
| | 2557 | } |
| | 2558 | } |
| | 2559 | |
| | 2560 | if ( seed ) { |
| | 2561 | if ( postFinder || preFilter ) { |
| | 2562 | if ( postFinder ) { |
| | 2563 | |
| | 2564 | // Get the final matcherOut by condensing this intermediate into postFinder contexts |
| | 2565 | temp = []; |
| | 2566 | i = matcherOut.length; |
| | 2567 | while ( i-- ) { |
| | 2568 | if ( ( elem = matcherOut[ i ] ) ) { |
| | 2569 | |
| | 2570 | // Restore matcherIn since elem is not yet a final match |
| | 2571 | temp.push( ( matcherIn[ i ] = elem ) ); |
| | 2572 | } |
| | 2573 | } |
| | 2574 | postFinder( null, ( matcherOut = [] ), temp, xml ); |
| | 2575 | } |
| | 2576 | |
| | 2577 | // Move matched elements from seed to results to keep them synchronized |
| | 2578 | i = matcherOut.length; |
| | 2579 | while ( i-- ) { |
| | 2580 | if ( ( elem = matcherOut[ i ] ) && |
| | 2581 | ( temp = postFinder ? indexOf( seed, elem ) : preMap[ i ] ) > -1 ) { |
| | 2582 | |
| | 2583 | seed[ temp ] = !( results[ temp ] = elem ); |
| | 2584 | } |
| | 2585 | } |
| | 2586 | } |
| | 2587 | |
| | 2588 | // Add elements to results, through postFinder if defined |
| | 2589 | } else { |
| | 2590 | matcherOut = condense( |
| | 2591 | matcherOut === results ? |
| | 2592 | matcherOut.splice( preexisting, matcherOut.length ) : |
| | 2593 | matcherOut |
| | 2594 | ); |
| | 2595 | if ( postFinder ) { |
| | 2596 | postFinder( null, results, matcherOut, xml ); |
| | 2597 | } else { |
| | 2598 | push.apply( results, matcherOut ); |
| | 2599 | } |
| | 2600 | } |
| | 2601 | } ); |
| | 2602 | } |
| | 2603 | |
| | 2604 | function matcherFromTokens( tokens ) { |
| | 2605 | var checkContext, matcher, j, |
| | 2606 | len = tokens.length, |
| | 2607 | leadingRelative = Expr.relative[ tokens[ 0 ].type ], |
| | 2608 | implicitRelative = leadingRelative || Expr.relative[ " " ], |
| | 2609 | i = leadingRelative ? 1 : 0, |
| | 2610 | |
| | 2611 | // The foundational matcher ensures that elements are reachable from top-level context(s) |
| | 2612 | matchContext = addCombinator( function( elem ) { |
| | 2613 | return elem === checkContext; |
| | 2614 | }, implicitRelative, true ), |
| | 2615 | matchAnyContext = addCombinator( function( elem ) { |
| | 2616 | return indexOf( checkContext, elem ) > -1; |
| | 2617 | }, implicitRelative, true ), |
| | 2618 | matchers = [ function( elem, context, xml ) { |
| | 2619 | var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( |
| | 2620 | ( checkContext = context ).nodeType ? |
| | 2621 | matchContext( elem, context, xml ) : |
| | 2622 | matchAnyContext( elem, context, xml ) ); |
| | 2623 | |
| | 2624 | // Avoid hanging onto element (issue #299) |
| | 2625 | checkContext = null; |
| | 2626 | return ret; |
| | 2627 | } ]; |
| | 2628 | |
| | 2629 | for ( ; i < len; i++ ) { |
| | 2630 | if ( ( matcher = Expr.relative[ tokens[ i ].type ] ) ) { |
| | 2631 | matchers = [ addCombinator( elementMatcher( matchers ), matcher ) ]; |
| | 2632 | } else { |
| | 2633 | matcher = Expr.filter[ tokens[ i ].type ].apply( null, tokens[ i ].matches ); |
| | 2634 | |
| | 2635 | // Return special upon seeing a positional matcher |
| | 2636 | if ( matcher[ expando ] ) { |
| | 2637 | |
| | 2638 | // Find the next relative operator (if any) for proper handling |
| | 2639 | j = ++i; |
| | 2640 | for ( ; j < len; j++ ) { |
| | 2641 | if ( Expr.relative[ tokens[ j ].type ] ) { |
| | 2642 | break; |
| | 2643 | } |
| | 2644 | } |
| | 2645 | return setMatcher( |
| | 2646 | i > 1 && elementMatcher( matchers ), |
| | 2647 | i > 1 && toSelector( |
| | 2648 | |
| | 2649 | // If the preceding token was a descendant combinator, insert an implicit any-element `*` |
| | 2650 | tokens |
| | 2651 | .slice( 0, i - 1 ) |
| | 2652 | .concat( { value: tokens[ i - 2 ].type === " " ? "*" : "" } ) |
| | 2653 | ).replace( rtrim, "$1" ), |
| | 2654 | matcher, |
| | 2655 | i < j && matcherFromTokens( tokens.slice( i, j ) ), |
| | 2656 | j < len && matcherFromTokens( ( tokens = tokens.slice( j ) ) ), |
| | 2657 | j < len && toSelector( tokens ) |
| | 2658 | ); |
| | 2659 | } |
| | 2660 | matchers.push( matcher ); |
| | 2661 | } |
| | 2662 | } |
| | 2663 | |
| | 2664 | return elementMatcher( matchers ); |
| | 2665 | } |
| | 2666 | |
| | 2667 | function matcherFromGroupMatchers( elementMatchers, setMatchers ) { |
| | 2668 | var bySet = setMatchers.length > 0, |
| | 2669 | byElement = elementMatchers.length > 0, |
| | 2670 | superMatcher = function( seed, context, xml, results, outermost ) { |
| | 2671 | var elem, j, matcher, |
| | 2672 | matchedCount = 0, |
| | 2673 | i = "0", |
| | 2674 | unmatched = seed && [], |
| | 2675 | setMatched = [], |
| | 2676 | contextBackup = outermostContext, |
| | 2677 | |
| | 2678 | // We must always have either seed elements or outermost context |
| | 2679 | elems = seed || byElement && Expr.find[ "TAG" ]( "*", outermost ), |
| | 2680 | |
| | 2681 | // Use integer dirruns iff this is the outermost matcher |
| | 2682 | dirrunsUnique = ( dirruns += contextBackup == null ? 1 : Math.random() || 0.1 ), |
| | 2683 | len = elems.length; |
| | 2684 | |
| | 2685 | if ( outermost ) { |
| | 2686 | |
| | 2687 | // Support: IE 11+, Edge 17 - 18+ |
| | 2688 | // IE/Edge sometimes throw a "Permission denied" error when strict-comparing |
| | 2689 | // two documents; shallow comparisons work. |
| | 2690 | // eslint-disable-next-line eqeqeq |
| | 2691 | outermostContext = context == document || context || outermost; |
| | 2692 | } |
| | 2693 | |
| | 2694 | // Add elements passing elementMatchers directly to results |
| | 2695 | // Support: IE<9, Safari |
| | 2696 | // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id |
| | 2697 | for ( ; i !== len && ( elem = elems[ i ] ) != null; i++ ) { |
| | 2698 | if ( byElement && elem ) { |
| | 2699 | j = 0; |
| | 2700 | |
| | 2701 | // Support: IE 11+, Edge 17 - 18+ |
| | 2702 | // IE/Edge sometimes throw a "Permission denied" error when strict-comparing |
| | 2703 | // two documents; shallow comparisons work. |
| | 2704 | // eslint-disable-next-line eqeqeq |
| | 2705 | if ( !context && elem.ownerDocument != document ) { |
| | 2706 | setDocument( elem ); |
| | 2707 | xml = !documentIsHTML; |
| | 2708 | } |
| | 2709 | while ( ( matcher = elementMatchers[ j++ ] ) ) { |
| | 2710 | if ( matcher( elem, context || document, xml ) ) { |
| | 2711 | results.push( elem ); |
| | 2712 | break; |
| | 2713 | } |
| | 2714 | } |
| | 2715 | if ( outermost ) { |
| | 2716 | dirruns = dirrunsUnique; |
| | 2717 | } |
| | 2718 | } |
| | 2719 | |
| | 2720 | // Track unmatched elements for set filters |
| | 2721 | if ( bySet ) { |
| | 2722 | |
| | 2723 | // They will have gone through all possible matchers |
| | 2724 | if ( ( elem = !matcher && elem ) ) { |
| | 2725 | matchedCount--; |
| | 2726 | } |
| | 2727 | |
| | 2728 | // Lengthen the array for every element, matched or not |
| | 2729 | if ( seed ) { |
| | 2730 | unmatched.push( elem ); |
| | 2731 | } |
| | 2732 | } |
| | 2733 | } |
| | 2734 | |
| | 2735 | // `i` is now the count of elements visited above, and adding it to `matchedCount` |
| | 2736 | // makes the latter nonnegative. |
| | 2737 | matchedCount += i; |
| | 2738 | |
| | 2739 | // Apply set filters to unmatched elements |
| | 2740 | // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount` |
| | 2741 | // equals `i`), unless we didn't visit _any_ elements in the above loop because we have |
| | 2742 | // no element matchers and no seed. |
| | 2743 | // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that |
| | 2744 | // case, which will result in a "00" `matchedCount` that differs from `i` but is also |
| | 2745 | // numerically zero. |
| | 2746 | if ( bySet && i !== matchedCount ) { |
| | 2747 | j = 0; |
| | 2748 | while ( ( matcher = setMatchers[ j++ ] ) ) { |
| | 2749 | matcher( unmatched, setMatched, context, xml ); |
| | 2750 | } |
| | 2751 | |
| | 2752 | if ( seed ) { |
| | 2753 | |
| | 2754 | // Reintegrate element matches to eliminate the need for sorting |
| | 2755 | if ( matchedCount > 0 ) { |
| | 2756 | while ( i-- ) { |
| | 2757 | if ( !( unmatched[ i ] || setMatched[ i ] ) ) { |
| | 2758 | setMatched[ i ] = pop.call( results ); |
| | 2759 | } |
| | 2760 | } |
| | 2761 | } |
| | 2762 | |
| | 2763 | // Discard index placeholder values to get only actual matches |
| | 2764 | setMatched = condense( setMatched ); |
| | 2765 | } |
| | 2766 | |
| | 2767 | // Add matches to results |
| | 2768 | push.apply( results, setMatched ); |
| | 2769 | |
| | 2770 | // Seedless set matches succeeding multiple successful matchers stipulate sorting |
| | 2771 | if ( outermost && !seed && setMatched.length > 0 && |
| | 2772 | ( matchedCount + setMatchers.length ) > 1 ) { |
| | 2773 | |
| | 2774 | Sizzle.uniqueSort( results ); |
| | 2775 | } |
| | 2776 | } |
| | 2777 | |
| | 2778 | // Override manipulation of globals by nested matchers |
| | 2779 | if ( outermost ) { |
| | 2780 | dirruns = dirrunsUnique; |
| | 2781 | outermostContext = contextBackup; |
| | 2782 | } |
| | 2783 | |
| | 2784 | return unmatched; |
| | 2785 | }; |
| | 2786 | |
| | 2787 | return bySet ? |
| | 2788 | markFunction( superMatcher ) : |
| | 2789 | superMatcher; |
| | 2790 | } |
| | 2791 | |
| | 2792 | compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { |
| | 2793 | var i, |
| | 2794 | setMatchers = [], |
| | 2795 | elementMatchers = [], |
| | 2796 | cached = compilerCache[ selector + " " ]; |
| | 2797 | |
| | 2798 | if ( !cached ) { |
| | 2799 | |
| | 2800 | // Generate a function of recursive functions that can be used to check each element |
| | 2801 | if ( !match ) { |
| | 2802 | match = tokenize( selector ); |
| | 2803 | } |
| | 2804 | i = match.length; |
| | 2805 | while ( i-- ) { |
| | 2806 | cached = matcherFromTokens( match[ i ] ); |
| | 2807 | if ( cached[ expando ] ) { |
| | 2808 | setMatchers.push( cached ); |
| | 2809 | } else { |
| | 2810 | elementMatchers.push( cached ); |
| | 2811 | } |
| | 2812 | } |
| | 2813 | |
| | 2814 | // Cache the compiled function |
| | 2815 | cached = compilerCache( |
| | 2816 | selector, |
| | 2817 | matcherFromGroupMatchers( elementMatchers, setMatchers ) |
| | 2818 | ); |
| | 2819 | |
| | 2820 | // Save selector and tokenization |
| | 2821 | cached.selector = selector; |
| | 2822 | } |
| | 2823 | return cached; |
| | 2824 | }; |
| | 2825 | |
| | 2826 | /** |
| | 2827 | * A low-level selection function that works with Sizzle's compiled |
| | 2828 | * selector functions |
| | 2829 | * @param {String|Function} selector A selector or a pre-compiled |
| | 2830 | * selector function built with Sizzle.compile |
| | 2831 | * @param {Element} context |
| | 2832 | * @param {Array} [results] |
| | 2833 | * @param {Array} [seed] A set of elements to match against |
| | 2834 | */ |
| | 2835 | select = Sizzle.select = function( selector, context, results, seed ) { |
| | 2836 | var i, tokens, token, type, find, |
| | 2837 | compiled = typeof selector === "function" && selector, |
| | 2838 | match = !seed && tokenize( ( selector = compiled.selector || selector ) ); |
| | 2839 | |
| | 2840 | results = results || []; |
| | 2841 | |
| | 2842 | // Try to minimize operations if there is only one selector in the list and no seed |
| | 2843 | // (the latter of which guarantees us context) |
| | 2844 | if ( match.length === 1 ) { |
| | 2845 | |
| | 2846 | // Reduce context if the leading compound selector is an ID |
| | 2847 | tokens = match[ 0 ] = match[ 0 ].slice( 0 ); |
| | 2848 | if ( tokens.length > 2 && ( token = tokens[ 0 ] ).type === "ID" && |
| | 2849 | context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[ 1 ].type ] ) { |
| | 2850 | |
| | 2851 | context = ( Expr.find[ "ID" ]( token.matches[ 0 ] |
| | 2852 | .replace( runescape, funescape ), context ) || [] )[ 0 ]; |
| | 2853 | if ( !context ) { |
| | 2854 | return results; |
| | 2855 | |
| | 2856 | // Precompiled matchers will still verify ancestry, so step up a level |
| | 2857 | } else if ( compiled ) { |
| | 2858 | context = context.parentNode; |
| | 2859 | } |
| | 2860 | |
| | 2861 | selector = selector.slice( tokens.shift().value.length ); |
| | 2862 | } |
| | 2863 | |
| | 2864 | // Fetch a seed set for right-to-left matching |
| | 2865 | i = matchExpr[ "needsContext" ].test( selector ) ? 0 : tokens.length; |
| | 2866 | while ( i-- ) { |
| | 2867 | token = tokens[ i ]; |
| | 2868 | |
| | 2869 | // Abort if we hit a combinator |
| | 2870 | if ( Expr.relative[ ( type = token.type ) ] ) { |
| | 2871 | break; |
| | 2872 | } |
| | 2873 | if ( ( find = Expr.find[ type ] ) ) { |
| | 2874 | |
| | 2875 | // Search, expanding context for leading sibling combinators |
| | 2876 | if ( ( seed = find( |
| | 2877 | token.matches[ 0 ].replace( runescape, funescape ), |
| | 2878 | rsibling.test( tokens[ 0 ].type ) && testContext( context.parentNode ) || |
| | 2879 | context |
| | 2880 | ) ) ) { |
| | 2881 | |
| | 2882 | // If seed is empty or no tokens remain, we can return early |
| | 2883 | tokens.splice( i, 1 ); |
| | 2884 | selector = seed.length && toSelector( tokens ); |
| | 2885 | if ( !selector ) { |
| | 2886 | push.apply( results, seed ); |
| | 2887 | return results; |
| | 2888 | } |
| | 2889 | |
| | 2890 | break; |
| | 2891 | } |
| | 2892 | } |
| | 2893 | } |
| | 2894 | } |
| | 2895 | |
| | 2896 | // Compile and execute a filtering function if one is not provided |
| | 2897 | // Provide `match` to avoid retokenization if we modified the selector above |
| | 2898 | ( compiled || compile( selector, match ) )( |
| | 2899 | seed, |
| | 2900 | context, |
| | 2901 | !documentIsHTML, |
| | 2902 | results, |
| | 2903 | !context || rsibling.test( selector ) && testContext( context.parentNode ) || context |
| | 2904 | ); |
| | 2905 | return results; |
| | 2906 | }; |
| | 2907 | |
| | 2908 | // One-time assignments |
| | 2909 | |
| | 2910 | // Sort stability |
| | 2911 | support.sortStable = expando.split( "" ).sort( sortOrder ).join( "" ) === expando; |
| | 2912 | |
| | 2913 | // Support: Chrome 14-35+ |
| | 2914 | // Always assume duplicates if they aren't passed to the comparison function |
| | 2915 | support.detectDuplicates = !!hasDuplicate; |
| | 2916 | |
| | 2917 | // Initialize against the default document |
| | 2918 | setDocument(); |
| | 2919 | |
| | 2920 | // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) |
| | 2921 | // Detached nodes confoundingly follow *each other* |
| | 2922 | support.sortDetached = assert( function( el ) { |
| | 2923 | |
| | 2924 | // Should return 1, but returns 4 (following) |
| | 2925 | return el.compareDocumentPosition( document.createElement( "fieldset" ) ) & 1; |
| | 2926 | } ); |
| | 2927 | |
| | 2928 | // Support: IE<8 |
| | 2929 | // Prevent attribute/property "interpolation" |
| | 2930 | // https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx |
| | 2931 | if ( !assert( function( el ) { |
| | 2932 | el.innerHTML = "<a href='#'></a>"; |
| | 2933 | return el.firstChild.getAttribute( "href" ) === "#"; |
| | 2934 | } ) ) { |
| | 2935 | addHandle( "type|href|height|width", function( elem, name, isXML ) { |
| | 2936 | if ( !isXML ) { |
| | 2937 | return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); |
| | 2938 | } |
| | 2939 | } ); |
| | 2940 | } |
| | 2941 | |
| | 2942 | // Support: IE<9 |
| | 2943 | // Use defaultValue in place of getAttribute("value") |
| | 2944 | if ( !support.attributes || !assert( function( el ) { |
| | 2945 | el.innerHTML = "<input/>"; |
| | 2946 | el.firstChild.setAttribute( "value", "" ); |
| | 2947 | return el.firstChild.getAttribute( "value" ) === ""; |
| | 2948 | } ) ) { |
| | 2949 | addHandle( "value", function( elem, _name, isXML ) { |
| | 2950 | if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { |
| | 2951 | return elem.defaultValue; |
| | 2952 | } |
| | 2953 | } ); |
| | 2954 | } |
| | 2955 | |
| | 2956 | // Support: IE<9 |
| | 2957 | // Use getAttributeNode to fetch booleans when getAttribute lies |
| | 2958 | if ( !assert( function( el ) { |
| | 2959 | return el.getAttribute( "disabled" ) == null; |
| | 2960 | } ) ) { |
| | 2961 | addHandle( booleans, function( elem, name, isXML ) { |
| | 2962 | var val; |
| | 2963 | if ( !isXML ) { |
| | 2964 | return elem[ name ] === true ? name.toLowerCase() : |
| | 2965 | ( val = elem.getAttributeNode( name ) ) && val.specified ? |
| | 2966 | val.value : |
| | 2967 | null; |
| | 2968 | } |
| | 2969 | } ); |
| | 2970 | } |
| | 2971 | |
| | 2972 | return Sizzle; |
| | 2973 | |
| | 2974 | } )( window ); |
| | 2975 | |
| | 2976 | |
| | 2977 | |
| | 2978 | jQuery.find = Sizzle; |
| | 2979 | jQuery.expr = Sizzle.selectors; |
| | 2980 | |
| | 2981 | // Deprecated |
| | 2982 | jQuery.expr[ ":" ] = jQuery.expr.pseudos; |
| | 2983 | jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; |
| | 2984 | jQuery.text = Sizzle.getText; |
| | 2985 | jQuery.isXMLDoc = Sizzle.isXML; |
| | 2986 | jQuery.contains = Sizzle.contains; |
| | 2987 | jQuery.escapeSelector = Sizzle.escape; |
| | 2988 | |
| | 2989 | |
| | 2990 | |
| | 2991 | |
| | 2992 | var dir = function( elem, dir, until ) { |
| | 2993 | var matched = [], |
| | 2994 | truncate = until !== undefined; |
| | 2995 | |
| | 2996 | while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) { |
| | 2997 | if ( elem.nodeType === 1 ) { |
| | 2998 | if ( truncate && jQuery( elem ).is( until ) ) { |
| | 2999 | break; |
| | 3000 | } |
| | 3001 | matched.push( elem ); |
| | 3002 | } |
| | 3003 | } |
| | 3004 | return matched; |
| | 3005 | }; |
| | 3006 | |
| | 3007 | |
| | 3008 | var siblings = function( n, elem ) { |
| | 3009 | var matched = []; |
| | 3010 | |
| | 3011 | for ( ; n; n = n.nextSibling ) { |
| | 3012 | if ( n.nodeType === 1 && n !== elem ) { |
| | 3013 | matched.push( n ); |
| | 3014 | } |
| | 3015 | } |
| | 3016 | |
| | 3017 | return matched; |
| | 3018 | }; |
| | 3019 | |
| | 3020 | |
| | 3021 | var rneedsContext = jQuery.expr.match.needsContext; |
| | 3022 | |
| | 3023 | |
| | 3024 | |
| | 3025 | function nodeName( elem, name ) { |
| | 3026 | |
| | 3027 | return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); |
| | 3028 | |
| | 3029 | }; |
| | 3030 | var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i ); |
| | 3031 | |
| | 3032 | |
| | 3033 | |
| | 3034 | // Implement the identical functionality for filter and not |
| | 3035 | function winnow( elements, qualifier, not ) { |
| | 3036 | if ( isFunction( qualifier ) ) { |
| | 3037 | return jQuery.grep( elements, function( elem, i ) { |
| | 3038 | return !!qualifier.call( elem, i, elem ) !== not; |
| | 3039 | } ); |
| | 3040 | } |
| | 3041 | |
| | 3042 | // Single element |
| | 3043 | if ( qualifier.nodeType ) { |
| | 3044 | return jQuery.grep( elements, function( elem ) { |
| | 3045 | return ( elem === qualifier ) !== not; |
| | 3046 | } ); |
| | 3047 | } |
| | 3048 | |
| | 3049 | // Arraylike of elements (jQuery, arguments, Array) |
| | 3050 | if ( typeof qualifier !== "string" ) { |
| | 3051 | return jQuery.grep( elements, function( elem ) { |
| | 3052 | return ( indexOf.call( qualifier, elem ) > -1 ) !== not; |
| | 3053 | } ); |
| | 3054 | } |
| | 3055 | |
| | 3056 | // Filtered directly for both simple and complex selectors |
| | 3057 | return jQuery.filter( qualifier, elements, not ); |
| | 3058 | } |
| | 3059 | |
| | 3060 | jQuery.filter = function( expr, elems, not ) { |
| | 3061 | var elem = elems[ 0 ]; |
| | 3062 | |
| | 3063 | if ( not ) { |
| | 3064 | expr = ":not(" + expr + ")"; |
| | 3065 | } |
| | 3066 | |
| | 3067 | if ( elems.length === 1 && elem.nodeType === 1 ) { |
| | 3068 | return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : []; |
| | 3069 | } |
| | 3070 | |
| | 3071 | return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { |
| | 3072 | return elem.nodeType === 1; |
| | 3073 | } ) ); |
| | 3074 | }; |
| | 3075 | |
| | 3076 | jQuery.fn.extend( { |
| | 3077 | find: function( selector ) { |
| | 3078 | var i, ret, |
| | 3079 | len = this.length, |
| | 3080 | self = this; |
| | 3081 | |
| | 3082 | if ( typeof selector !== "string" ) { |
| | 3083 | return this.pushStack( jQuery( selector ).filter( function() { |
| | 3084 | for ( i = 0; i < len; i++ ) { |
| | 3085 | if ( jQuery.contains( self[ i ], this ) ) { |
| | 3086 | return true; |
| | 3087 | } |
| | 3088 | } |
| | 3089 | } ) ); |
| | 3090 | } |
| | 3091 | |
| | 3092 | ret = this.pushStack( [] ); |
| | 3093 | |
| | 3094 | for ( i = 0; i < len; i++ ) { |
| | 3095 | jQuery.find( selector, self[ i ], ret ); |
| | 3096 | } |
| | 3097 | |
| | 3098 | return len > 1 ? jQuery.uniqueSort( ret ) : ret; |
| | 3099 | }, |
| | 3100 | filter: function( selector ) { |
| | 3101 | return this.pushStack( winnow( this, selector || [], false ) ); |
| | 3102 | }, |
| | 3103 | not: function( selector ) { |
| | 3104 | return this.pushStack( winnow( this, selector || [], true ) ); |
| | 3105 | }, |
| | 3106 | is: function( selector ) { |
| | 3107 | return !!winnow( |
| | 3108 | this, |
| | 3109 | |
| | 3110 | // If this is a positional/relative selector, check membership in the returned set |
| | 3111 | // so $("p:first").is("p:last") won't return true for a doc with two "p". |
| | 3112 | typeof selector === "string" && rneedsContext.test( selector ) ? |
| | 3113 | jQuery( selector ) : |
| | 3114 | selector || [], |
| | 3115 | false |
| | 3116 | ).length; |
| | 3117 | } |
| | 3118 | } ); |
| | 3119 | |
| | 3120 | |
| | 3121 | // Initialize a jQuery object |
| | 3122 | |
| | 3123 | |
| | 3124 | // A central reference to the root jQuery(document) |
| | 3125 | var rootjQuery, |
| | 3126 | |
| | 3127 | // A simple way to check for HTML strings |
| | 3128 | // Prioritize #id over <tag> to avoid XSS via location.hash (#9521) |
| | 3129 | // Strict HTML recognition (#11290: must start with <) |
| | 3130 | // Shortcut simple #id case for speed |
| | 3131 | rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/, |
| | 3132 | |
| | 3133 | init = jQuery.fn.init = function( selector, context, root ) { |
| | 3134 | var match, elem; |
| | 3135 | |
| | 3136 | // HANDLE: $(""), $(null), $(undefined), $(false) |
| | 3137 | if ( !selector ) { |
| | 3138 | return this; |
| | 3139 | } |
| | 3140 | |
| | 3141 | // Method init() accepts an alternate rootjQuery |
| | 3142 | // so migrate can support jQuery.sub (gh-2101) |
| | 3143 | root = root || rootjQuery; |
| | 3144 | |
| | 3145 | // Handle HTML strings |
| | 3146 | if ( typeof selector === "string" ) { |
| | 3147 | if ( selector[ 0 ] === "<" && |
| | 3148 | selector[ selector.length - 1 ] === ">" && |
| | 3149 | selector.length >= 3 ) { |
| | 3150 | |
| | 3151 | // Assume that strings that start and end with <> are HTML and skip the regex check |
| | 3152 | match = [ null, selector, null ]; |
| | 3153 | |
| | 3154 | } else { |
| | 3155 | match = rquickExpr.exec( selector ); |
| | 3156 | } |
| | 3157 | |
| | 3158 | // Match html or make sure no context is specified for #id |
| | 3159 | if ( match && ( match[ 1 ] || !context ) ) { |
| | 3160 | |
| | 3161 | // HANDLE: $(html) -> $(array) |
| | 3162 | if ( match[ 1 ] ) { |
| | 3163 | context = context instanceof jQuery ? context[ 0 ] : context; |
| | 3164 | |
| | 3165 | // Option to run scripts is true for back-compat |
| | 3166 | // Intentionally let the error be thrown if parseHTML is not present |
| | 3167 | jQuery.merge( this, jQuery.parseHTML( |
| | 3168 | match[ 1 ], |
| | 3169 | context && context.nodeType ? context.ownerDocument || context : document, |
| | 3170 | true |
| | 3171 | ) ); |
| | 3172 | |
| | 3173 | // HANDLE: $(html, props) |
| | 3174 | if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) { |
| | 3175 | for ( match in context ) { |
| | 3176 | |
| | 3177 | // Properties of context are called as methods if possible |
| | 3178 | if ( isFunction( this[ match ] ) ) { |
| | 3179 | this[ match ]( context[ match ] ); |
| | 3180 | |
| | 3181 | // ...and otherwise set as attributes |
| | 3182 | } else { |
| | 3183 | this.attr( match, context[ match ] ); |
| | 3184 | } |
| | 3185 | } |
| | 3186 | } |
| | 3187 | |
| | 3188 | return this; |
| | 3189 | |
| | 3190 | // HANDLE: $(#id) |
| | 3191 | } else { |
| | 3192 | elem = document.getElementById( match[ 2 ] ); |
| | 3193 | |
| | 3194 | if ( elem ) { |
| | 3195 | |
| | 3196 | // Inject the element directly into the jQuery object |
| | 3197 | this[ 0 ] = elem; |
| | 3198 | this.length = 1; |
| | 3199 | } |
| | 3200 | return this; |
| | 3201 | } |
| | 3202 | |
| | 3203 | // HANDLE: $(expr, $(...)) |
| | 3204 | } else if ( !context || context.jquery ) { |
| | 3205 | return ( context || root ).find( selector ); |
| | 3206 | |
| | 3207 | // HANDLE: $(expr, context) |
| | 3208 | // (which is just equivalent to: $(context).find(expr) |
| | 3209 | } else { |
| | 3210 | return this.constructor( context ).find( selector ); |
| | 3211 | } |
| | 3212 | |
| | 3213 | // HANDLE: $(DOMElement) |
| | 3214 | } else if ( selector.nodeType ) { |
| | 3215 | this[ 0 ] = selector; |
| | 3216 | this.length = 1; |
| | 3217 | return this; |
| | 3218 | |
| | 3219 | // HANDLE: $(function) |
| | 3220 | // Shortcut for document ready |
| | 3221 | } else if ( isFunction( selector ) ) { |
| | 3222 | return root.ready !== undefined ? |
| | 3223 | root.ready( selector ) : |
| | 3224 | |
| | 3225 | // Execute immediately if ready is not present |
| | 3226 | selector( jQuery ); |
| | 3227 | } |
| | 3228 | |
| | 3229 | return jQuery.makeArray( selector, this ); |
| | 3230 | }; |
| | 3231 | |
| | 3232 | // Give the init function the jQuery prototype for later instantiation |
| | 3233 | init.prototype = jQuery.fn; |
| | 3234 | |
| | 3235 | // Initialize central reference |
| | 3236 | rootjQuery = jQuery( document ); |
| | 3237 | |
| | 3238 | |
| | 3239 | var rparentsprev = /^(?:parents|prev(?:Until|All))/, |
| | 3240 | |
| | 3241 | // Methods guaranteed to produce a unique set when starting from a unique set |
| | 3242 | guaranteedUnique = { |
| | 3243 | children: true, |
| | 3244 | contents: true, |
| | 3245 | next: true, |
| | 3246 | prev: true |
| | 3247 | }; |
| | 3248 | |
| | 3249 | jQuery.fn.extend( { |
| | 3250 | has: function( target ) { |
| | 3251 | var targets = jQuery( target, this ), |
| | 3252 | l = targets.length; |
| | 3253 | |
| | 3254 | return this.filter( function() { |
| | 3255 | var i = 0; |
| | 3256 | for ( ; i < l; i++ ) { |
| | 3257 | if ( jQuery.contains( this, targets[ i ] ) ) { |
| | 3258 | return true; |
| | 3259 | } |
| | 3260 | } |
| | 3261 | } ); |
| | 3262 | }, |
| | 3263 | |
| | 3264 | closest: function( selectors, context ) { |
| | 3265 | var cur, |
| | 3266 | i = 0, |
| | 3267 | l = this.length, |
| | 3268 | matched = [], |
| | 3269 | targets = typeof selectors !== "string" && jQuery( selectors ); |
| | 3270 | |
| | 3271 | // Positional selectors never match, since there's no _selection_ context |
| | 3272 | if ( !rneedsContext.test( selectors ) ) { |
| | 3273 | for ( ; i < l; i++ ) { |
| | 3274 | for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) { |
| | 3275 | |
| | 3276 | // Always skip document fragments |
| | 3277 | if ( cur.nodeType < 11 && ( targets ? |
| | 3278 | targets.index( cur ) > -1 : |
| | 3279 | |
| | 3280 | // Don't pass non-elements to Sizzle |
| | 3281 | cur.nodeType === 1 && |
| | 3282 | jQuery.find.matchesSelector( cur, selectors ) ) ) { |
| | 3283 | |
| | 3284 | matched.push( cur ); |
| | 3285 | break; |
| | 3286 | } |
| | 3287 | } |
| | 3288 | } |
| | 3289 | } |
| | 3290 | |
| | 3291 | return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched ); |
| | 3292 | }, |
| | 3293 | |
| | 3294 | // Determine the position of an element within the set |
| | 3295 | index: function( elem ) { |
| | 3296 | |
| | 3297 | // No argument, return index in parent |
| | 3298 | if ( !elem ) { |
| | 3299 | return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; |
| | 3300 | } |
| | 3301 | |
| | 3302 | // Index in selector |
| | 3303 | if ( typeof elem === "string" ) { |
| | 3304 | return indexOf.call( jQuery( elem ), this[ 0 ] ); |
| | 3305 | } |
| | 3306 | |
| | 3307 | // Locate the position of the desired element |
| | 3308 | return indexOf.call( this, |
| | 3309 | |
| | 3310 | // If it receives a jQuery object, the first element is used |
| | 3311 | elem.jquery ? elem[ 0 ] : elem |
| | 3312 | ); |
| | 3313 | }, |
| | 3314 | |
| | 3315 | add: function( selector, context ) { |
| | 3316 | return this.pushStack( |
| | 3317 | jQuery.uniqueSort( |
| | 3318 | jQuery.merge( this.get(), jQuery( selector, context ) ) |
| | 3319 | ) |
| | 3320 | ); |
| | 3321 | }, |
| | 3322 | |
| | 3323 | addBack: function( selector ) { |
| | 3324 | return this.add( selector == null ? |
| | 3325 | this.prevObject : this.prevObject.filter( selector ) |
| | 3326 | ); |
| | 3327 | } |
| | 3328 | } ); |
| | 3329 | |
| | 3330 | function sibling( cur, dir ) { |
| | 3331 | while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {} |
| | 3332 | return cur; |
| | 3333 | } |
| | 3334 | |
| | 3335 | jQuery.each( { |
| | 3336 | parent: function( elem ) { |
| | 3337 | var parent = elem.parentNode; |
| | 3338 | return parent && parent.nodeType !== 11 ? parent : null; |
| | 3339 | }, |
| | 3340 | parents: function( elem ) { |
| | 3341 | return dir( elem, "parentNode" ); |
| | 3342 | }, |
| | 3343 | parentsUntil: function( elem, _i, until ) { |
| | 3344 | return dir( elem, "parentNode", until ); |
| | 3345 | }, |
| | 3346 | next: function( elem ) { |
| | 3347 | return sibling( elem, "nextSibling" ); |
| | 3348 | }, |
| | 3349 | prev: function( elem ) { |
| | 3350 | return sibling( elem, "previousSibling" ); |
| | 3351 | }, |
| | 3352 | nextAll: function( elem ) { |
| | 3353 | return dir( elem, "nextSibling" ); |
| | 3354 | }, |
| | 3355 | prevAll: function( elem ) { |
| | 3356 | return dir( elem, "previousSibling" ); |
| | 3357 | }, |
| | 3358 | nextUntil: function( elem, _i, until ) { |
| | 3359 | return dir( elem, "nextSibling", until ); |
| | 3360 | }, |
| | 3361 | prevUntil: function( elem, _i, until ) { |
| | 3362 | return dir( elem, "previousSibling", until ); |
| | 3363 | }, |
| | 3364 | siblings: function( elem ) { |
| | 3365 | return siblings( ( elem.parentNode || {} ).firstChild, elem ); |
| | 3366 | }, |
| | 3367 | children: function( elem ) { |
| | 3368 | return siblings( elem.firstChild ); |
| | 3369 | }, |
| | 3370 | contents: function( elem ) { |
| | 3371 | if ( elem.contentDocument != null && |
| | 3372 | |
| | 3373 | // Support: IE 11+ |
| | 3374 | // <object> elements with no `data` attribute has an object |
| | 3375 | // `contentDocument` with a `null` prototype. |
| | 3376 | getProto( elem.contentDocument ) ) { |
| | 3377 | |
| | 3378 | return elem.contentDocument; |
| | 3379 | } |
| | 3380 | |
| | 3381 | // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only |
| | 3382 | // Treat the template element as a regular one in browsers that |
| | 3383 | // don't support it. |
| | 3384 | if ( nodeName( elem, "template" ) ) { |
| | 3385 | elem = elem.content || elem; |
| | 3386 | } |
| | 3387 | |
| | 3388 | return jQuery.merge( [], elem.childNodes ); |
| | 3389 | } |
| | 3390 | }, function( name, fn ) { |
| | 3391 | jQuery.fn[ name ] = function( until, selector ) { |
| | 3392 | var matched = jQuery.map( this, fn, until ); |
| | 3393 | |
| | 3394 | if ( name.slice( -5 ) !== "Until" ) { |
| | 3395 | selector = until; |
| | 3396 | } |
| | 3397 | |
| | 3398 | if ( selector && typeof selector === "string" ) { |
| | 3399 | matched = jQuery.filter( selector, matched ); |
| | 3400 | } |
| | 3401 | |
| | 3402 | if ( this.length > 1 ) { |
| | 3403 | |
| | 3404 | // Remove duplicates |
| | 3405 | if ( !guaranteedUnique[ name ] ) { |
| | 3406 | jQuery.uniqueSort( matched ); |
| | 3407 | } |
| | 3408 | |
| | 3409 | // Reverse order for parents* and prev-derivatives |
| | 3410 | if ( rparentsprev.test( name ) ) { |
| | 3411 | matched.reverse(); |
| | 3412 | } |
| | 3413 | } |
| | 3414 | |
| | 3415 | return this.pushStack( matched ); |
| | 3416 | }; |
| | 3417 | } ); |
| | 3418 | var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g ); |
| | 3419 | |
| | 3420 | |
| | 3421 | |
| | 3422 | // Convert String-formatted options into Object-formatted ones |
| | 3423 | function createOptions( options ) { |
| | 3424 | var object = {}; |
| | 3425 | jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) { |
| | 3426 | object[ flag ] = true; |
| | 3427 | } ); |
| | 3428 | return object; |
| | 3429 | } |
| | 3430 | |
| | 3431 | /* |
| | 3432 | * Create a callback list using the following parameters: |
| | 3433 | * |
| | 3434 | * options: an optional list of space-separated options that will change how |
| | 3435 | * the callback list behaves or a more traditional option object |
| | 3436 | * |
| | 3437 | * By default a callback list will act like an event callback list and can be |
| | 3438 | * "fired" multiple times. |
| | 3439 | * |
| | 3440 | * Possible options: |
| | 3441 | * |
| | 3442 | * once: will ensure the callback list can only be fired once (like a Deferred) |
| | 3443 | * |
| | 3444 | * memory: will keep track of previous values and will call any callback added |
| | 3445 | * after the list has been fired right away with the latest "memorized" |
| | 3446 | * values (like a Deferred) |
| | 3447 | * |
| | 3448 | * unique: will ensure a callback can only be added once (no duplicate in the list) |
| | 3449 | * |
| | 3450 | * stopOnFalse: interrupt callings when a callback returns false |
| | 3451 | * |
| | 3452 | */ |
| | 3453 | jQuery.Callbacks = function( options ) { |
| | 3454 | |
| | 3455 | // Convert options from String-formatted to Object-formatted if needed |
| | 3456 | // (we check in cache first) |
| | 3457 | options = typeof options === "string" ? |
| | 3458 | createOptions( options ) : |
| | 3459 | jQuery.extend( {}, options ); |
| | 3460 | |
| | 3461 | var // Flag to know if list is currently firing |
| | 3462 | firing, |
| | 3463 | |
| | 3464 | // Last fire value for non-forgettable lists |
| | 3465 | memory, |
| | 3466 | |
| | 3467 | // Flag to know if list was already fired |
| | 3468 | fired, |
| | 3469 | |
| | 3470 | // Flag to prevent firing |
| | 3471 | locked, |
| | 3472 | |
| | 3473 | // Actual callback list |
| | 3474 | list = [], |
| | 3475 | |
| | 3476 | // Queue of execution data for repeatable lists |
| | 3477 | queue = [], |
| | 3478 | |
| | 3479 | // Index of currently firing callback (modified by add/remove as needed) |
| | 3480 | firingIndex = -1, |
| | 3481 | |
| | 3482 | // Fire callbacks |
| | 3483 | fire = function() { |
| | 3484 | |
| | 3485 | // Enforce single-firing |
| | 3486 | locked = locked || options.once; |
| | 3487 | |
| | 3488 | // Execute callbacks for all pending executions, |
| | 3489 | // respecting firingIndex overrides and runtime changes |
| | 3490 | fired = firing = true; |
| | 3491 | for ( ; queue.length; firingIndex = -1 ) { |
| | 3492 | memory = queue.shift(); |
| | 3493 | while ( ++firingIndex < list.length ) { |
| | 3494 | |
| | 3495 | // Run callback and check for early termination |
| | 3496 | if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false && |
| | 3497 | options.stopOnFalse ) { |
| | 3498 | |
| | 3499 | // Jump to end and forget the data so .add doesn't re-fire |
| | 3500 | firingIndex = list.length; |
| | 3501 | memory = false; |
| | 3502 | } |
| | 3503 | } |
| | 3504 | } |
| | 3505 | |
| | 3506 | // Forget the data if we're done with it |
| | 3507 | if ( !options.memory ) { |
| | 3508 | memory = false; |
| | 3509 | } |
| | 3510 | |
| | 3511 | firing = false; |
| | 3512 | |
| | 3513 | // Clean up if we're done firing for good |
| | 3514 | if ( locked ) { |
| | 3515 | |
| | 3516 | // Keep an empty list if we have data for future add calls |
| | 3517 | if ( memory ) { |
| | 3518 | list = []; |
| | 3519 | |
| | 3520 | // Otherwise, this object is spent |
| | 3521 | } else { |
| | 3522 | list = ""; |
| | 3523 | } |
| | 3524 | } |
| | 3525 | }, |
| | 3526 | |
| | 3527 | // Actual Callbacks object |
| | 3528 | self = { |
| | 3529 | |
| | 3530 | // Add a callback or a collection of callbacks to the list |
| | 3531 | add: function() { |
| | 3532 | if ( list ) { |
| | 3533 | |
| | 3534 | // If we have memory from a past run, we should fire after adding |
| | 3535 | if ( memory && !firing ) { |
| | 3536 | firingIndex = list.length - 1; |
| | 3537 | queue.push( memory ); |
| | 3538 | } |
| | 3539 | |
| | 3540 | ( function add( args ) { |
| | 3541 | jQuery.each( args, function( _, arg ) { |
| | 3542 | if ( isFunction( arg ) ) { |
| | 3543 | if ( !options.unique || !self.has( arg ) ) { |
| | 3544 | list.push( arg ); |
| | 3545 | } |
| | 3546 | } else if ( arg && arg.length && toType( arg ) !== "string" ) { |
| | 3547 | |
| | 3548 | // Inspect recursively |
| | 3549 | add( arg ); |
| | 3550 | } |
| | 3551 | } ); |
| | 3552 | } )( arguments ); |
| | 3553 | |
| | 3554 | if ( memory && !firing ) { |
| | 3555 | fire(); |
| | 3556 | } |
| | 3557 | } |
| | 3558 | return this; |
| | 3559 | }, |
| | 3560 | |
| | 3561 | // Remove a callback from the list |
| | 3562 | remove: function() { |
| | 3563 | jQuery.each( arguments, function( _, arg ) { |
| | 3564 | var index; |
| | 3565 | while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { |
| | 3566 | list.splice( index, 1 ); |
| | 3567 | |
| | 3568 | // Handle firing indexes |
| | 3569 | if ( index <= firingIndex ) { |
| | 3570 | firingIndex--; |
| | 3571 | } |
| | 3572 | } |
| | 3573 | } ); |
| | 3574 | return this; |
| | 3575 | }, |
| | 3576 | |
| | 3577 | // Check if a given callback is in the list. |
| | 3578 | // If no argument is given, return whether or not list has callbacks attached. |
| | 3579 | has: function( fn ) { |
| | 3580 | return fn ? |
| | 3581 | jQuery.inArray( fn, list ) > -1 : |
| | 3582 | list.length > 0; |
| | 3583 | }, |
| | 3584 | |
| | 3585 | // Remove all callbacks from the list |
| | 3586 | empty: function() { |
| | 3587 | if ( list ) { |
| | 3588 | list = []; |
| | 3589 | } |
| | 3590 | return this; |
| | 3591 | }, |
| | 3592 | |
| | 3593 | // Disable .fire and .add |
| | 3594 | // Abort any current/pending executions |
| | 3595 | // Clear all callbacks and values |
| | 3596 | disable: function() { |
| | 3597 | locked = queue = []; |
| | 3598 | list = memory = ""; |
| | 3599 | return this; |
| | 3600 | }, |
| | 3601 | disabled: function() { |
| | 3602 | return !list; |
| | 3603 | }, |
| | 3604 | |
| | 3605 | // Disable .fire |
| | 3606 | // Also disable .add unless we have memory (since it would have no effect) |
| | 3607 | // Abort any pending executions |
| | 3608 | lock: function() { |
| | 3609 | locked = queue = []; |
| | 3610 | if ( !memory && !firing ) { |
| | 3611 | list = memory = ""; |
| | 3612 | } |
| | 3613 | return this; |
| | 3614 | }, |
| | 3615 | locked: function() { |
| | 3616 | return !!locked; |
| | 3617 | }, |
| | 3618 | |
| | 3619 | // Call all callbacks with the given context and arguments |
| | 3620 | fireWith: function( context, args ) { |
| | 3621 | if ( !locked ) { |
| | 3622 | args = args || []; |
| | 3623 | args = [ context, args.slice ? args.slice() : args ]; |
| | 3624 | queue.push( args ); |
| | 3625 | if ( !firing ) { |
| | 3626 | fire(); |
| | 3627 | } |
| | 3628 | } |
| | 3629 | return this; |
| | 3630 | }, |
| | 3631 | |
| | 3632 | // Call all the callbacks with the given arguments |
| | 3633 | fire: function() { |
| | 3634 | self.fireWith( this, arguments ); |
| | 3635 | return this; |
| | 3636 | }, |
| | 3637 | |
| | 3638 | // To know if the callbacks have already been called at least once |
| | 3639 | fired: function() { |
| | 3640 | return !!fired; |
| | 3641 | } |
| | 3642 | }; |
| | 3643 | |
| | 3644 | return self; |
| | 3645 | }; |
| | 3646 | |
| | 3647 | |
| | 3648 | function Identity( v ) { |
| | 3649 | return v; |
| | 3650 | } |
| | 3651 | function Thrower( ex ) { |
| | 3652 | throw ex; |
| | 3653 | } |
| | 3654 | |
| | 3655 | function adoptValue( value, resolve, reject, noValue ) { |
| | 3656 | var method; |
| | 3657 | |
| | 3658 | try { |
| | 3659 | |
| | 3660 | // Check for promise aspect first to privilege synchronous behavior |
| | 3661 | if ( value && isFunction( ( method = value.promise ) ) ) { |
| | 3662 | method.call( value ).done( resolve ).fail( reject ); |
| | 3663 | |
| | 3664 | // Other thenables |
| | 3665 | } else if ( value && isFunction( ( method = value.then ) ) ) { |
| | 3666 | method.call( value, resolve, reject ); |
| | 3667 | |
| | 3668 | // Other non-thenables |
| | 3669 | } else { |
| | 3670 | |
| | 3671 | // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer: |
| | 3672 | // * false: [ value ].slice( 0 ) => resolve( value ) |
| | 3673 | // * true: [ value ].slice( 1 ) => resolve() |
| | 3674 | resolve.apply( undefined, [ value ].slice( noValue ) ); |
| | 3675 | } |
| | 3676 | |
| | 3677 | // For Promises/A+, convert exceptions into rejections |
| | 3678 | // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in |
| | 3679 | // Deferred#then to conditionally suppress rejection. |
| | 3680 | } catch ( value ) { |
| | 3681 | |
| | 3682 | // Support: Android 4.0 only |
| | 3683 | // Strict mode functions invoked without .call/.apply get global-object context |
| | 3684 | reject.apply( undefined, [ value ] ); |
| | 3685 | } |
| | 3686 | } |
| | 3687 | |
| | 3688 | jQuery.extend( { |
| | 3689 | |
| | 3690 | Deferred: function( func ) { |
| | 3691 | var tuples = [ |
| | 3692 | |
| | 3693 | // action, add listener, callbacks, |
| | 3694 | // ... .then handlers, argument index, [final state] |
| | 3695 | [ "notify", "progress", jQuery.Callbacks( "memory" ), |
| | 3696 | jQuery.Callbacks( "memory" ), 2 ], |
| | 3697 | [ "resolve", "done", jQuery.Callbacks( "once memory" ), |
| | 3698 | jQuery.Callbacks( "once memory" ), 0, "resolved" ], |
| | 3699 | [ "reject", "fail", jQuery.Callbacks( "once memory" ), |
| | 3700 | jQuery.Callbacks( "once memory" ), 1, "rejected" ] |
| | 3701 | ], |
| | 3702 | state = "pending", |
| | 3703 | promise = { |
| | 3704 | state: function() { |
| | 3705 | return state; |
| | 3706 | }, |
| | 3707 | always: function() { |
| | 3708 | deferred.done( arguments ).fail( arguments ); |
| | 3709 | return this; |
| | 3710 | }, |
| | 3711 | "catch": function( fn ) { |
| | 3712 | return promise.then( null, fn ); |
| | 3713 | }, |
| | 3714 | |
| | 3715 | // Keep pipe for back-compat |
| | 3716 | pipe: function( /* fnDone, fnFail, fnProgress */ ) { |
| | 3717 | var fns = arguments; |
| | 3718 | |
| | 3719 | return jQuery.Deferred( function( newDefer ) { |
| | 3720 | jQuery.each( tuples, function( _i, tuple ) { |
| | 3721 | |
| | 3722 | // Map tuples (progress, done, fail) to arguments (done, fail, progress) |
| | 3723 | var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ]; |
| | 3724 | |
| | 3725 | // deferred.progress(function() { bind to newDefer or newDefer.notify }) |
| | 3726 | // deferred.done(function() { bind to newDefer or newDefer.resolve }) |
| | 3727 | // deferred.fail(function() { bind to newDefer or newDefer.reject }) |
| | 3728 | deferred[ tuple[ 1 ] ]( function() { |
| | 3729 | var returned = fn && fn.apply( this, arguments ); |
| | 3730 | if ( returned && isFunction( returned.promise ) ) { |
| | 3731 | returned.promise() |
| | 3732 | .progress( newDefer.notify ) |
| | 3733 | .done( newDefer.resolve ) |
| | 3734 | .fail( newDefer.reject ); |
| | 3735 | } else { |
| | 3736 | newDefer[ tuple[ 0 ] + "With" ]( |
| | 3737 | this, |
| | 3738 | fn ? [ returned ] : arguments |
| | 3739 | ); |
| | 3740 | } |
| | 3741 | } ); |
| | 3742 | } ); |
| | 3743 | fns = null; |
| | 3744 | } ).promise(); |
| | 3745 | }, |
| | 3746 | then: function( onFulfilled, onRejected, onProgress ) { |
| | 3747 | var maxDepth = 0; |
| | 3748 | function resolve( depth, deferred, handler, special ) { |
| | 3749 | return function() { |
| | 3750 | var that = this, |
| | 3751 | args = arguments, |
| | 3752 | mightThrow = function() { |
| | 3753 | var returned, then; |
| | 3754 | |
| | 3755 | // Support: Promises/A+ section 2.3.3.3.3 |
| | 3756 | // https://promisesaplus.com/#point-59 |
| | 3757 | // Ignore double-resolution attempts |
| | 3758 | if ( depth < maxDepth ) { |
| | 3759 | return; |
| | 3760 | } |
| | 3761 | |
| | 3762 | returned = handler.apply( that, args ); |
| | 3763 | |
| | 3764 | // Support: Promises/A+ section 2.3.1 |
| | 3765 | // https://promisesaplus.com/#point-48 |
| | 3766 | if ( returned === deferred.promise() ) { |
| | 3767 | throw new TypeError( "Thenable self-resolution" ); |
| | 3768 | } |
| | 3769 | |
| | 3770 | // Support: Promises/A+ sections 2.3.3.1, 3.5 |
| | 3771 | // https://promisesaplus.com/#point-54 |
| | 3772 | // https://promisesaplus.com/#point-75 |
| | 3773 | // Retrieve `then` only once |
| | 3774 | then = returned && |
| | 3775 | |
| | 3776 | // Support: Promises/A+ section 2.3.4 |
| | 3777 | // https://promisesaplus.com/#point-64 |
| | 3778 | // Only check objects and functions for thenability |
| | 3779 | ( typeof returned === "object" || |
| | 3780 | typeof returned === "function" ) && |
| | 3781 | returned.then; |
| | 3782 | |
| | 3783 | // Handle a returned thenable |
| | 3784 | if ( isFunction( then ) ) { |
| | 3785 | |
| | 3786 | // Special processors (notify) just wait for resolution |
| | 3787 | if ( special ) { |
| | 3788 | then.call( |
| | 3789 | returned, |
| | 3790 | resolve( maxDepth, deferred, Identity, special ), |
| | 3791 | resolve( maxDepth, deferred, Thrower, special ) |
| | 3792 | ); |
| | 3793 | |
| | 3794 | // Normal processors (resolve) also hook into progress |
| | 3795 | } else { |
| | 3796 | |
| | 3797 | // ...and disregard older resolution values |
| | 3798 | maxDepth++; |
| | 3799 | |
| | 3800 | then.call( |
| | 3801 | returned, |
| | 3802 | resolve( maxDepth, deferred, Identity, special ), |
| | 3803 | resolve( maxDepth, deferred, Thrower, special ), |
| | 3804 | resolve( maxDepth, deferred, Identity, |
| | 3805 | deferred.notifyWith ) |
| | 3806 | ); |
| | 3807 | } |
| | 3808 | |
| | 3809 | // Handle all other returned values |
| | 3810 | } else { |
| | 3811 | |
| | 3812 | // Only substitute handlers pass on context |
| | 3813 | // and multiple values (non-spec behavior) |
| | 3814 | if ( handler !== Identity ) { |
| | 3815 | that = undefined; |
| | 3816 | args = [ returned ]; |
| | 3817 | } |
| | 3818 | |
| | 3819 | // Process the value(s) |
| | 3820 | // Default process is resolve |
| | 3821 | ( special || deferred.resolveWith )( that, args ); |
| | 3822 | } |
| | 3823 | }, |
| | 3824 | |
| | 3825 | // Only normal processors (resolve) catch and reject exceptions |
| | 3826 | process = special ? |
| | 3827 | mightThrow : |
| | 3828 | function() { |
| | 3829 | try { |
| | 3830 | mightThrow(); |
| | 3831 | } catch ( e ) { |
| | 3832 | |
| | 3833 | if ( jQuery.Deferred.exceptionHook ) { |
| | 3834 | jQuery.Deferred.exceptionHook( e, |
| | 3835 | process.stackTrace ); |
| | 3836 | } |
| | 3837 | |
| | 3838 | // Support: Promises/A+ section 2.3.3.3.4.1 |
| | 3839 | // https://promisesaplus.com/#point-61 |
| | 3840 | // Ignore post-resolution exceptions |
| | 3841 | if ( depth + 1 >= maxDepth ) { |
| | 3842 | |
| | 3843 | // Only substitute handlers pass on context |
| | 3844 | // and multiple values (non-spec behavior) |
| | 3845 | if ( handler !== Thrower ) { |
| | 3846 | that = undefined; |
| | 3847 | args = [ e ]; |
| | 3848 | } |
| | 3849 | |
| | 3850 | deferred.rejectWith( that, args ); |
| | 3851 | } |
| | 3852 | } |
| | 3853 | }; |
| | 3854 | |
| | 3855 | // Support: Promises/A+ section 2.3.3.3.1 |
| | 3856 | // https://promisesaplus.com/#point-57 |
| | 3857 | // Re-resolve promises immediately to dodge false rejection from |
| | 3858 | // subsequent errors |
| | 3859 | if ( depth ) { |
| | 3860 | process(); |
| | 3861 | } else { |
| | 3862 | |
| | 3863 | // Call an optional hook to record the stack, in case of exception |
| | 3864 | // since it's otherwise lost when execution goes async |
| | 3865 | if ( jQuery.Deferred.getStackHook ) { |
| | 3866 | process.stackTrace = jQuery.Deferred.getStackHook(); |
| | 3867 | } |
| | 3868 | window.setTimeout( process ); |
| | 3869 | } |
| | 3870 | }; |
| | 3871 | } |
| | 3872 | |
| | 3873 | return jQuery.Deferred( function( newDefer ) { |
| | 3874 | |
| | 3875 | // progress_handlers.add( ... ) |
| | 3876 | tuples[ 0 ][ 3 ].add( |
| | 3877 | resolve( |
| | 3878 | 0, |
| | 3879 | newDefer, |
| | 3880 | isFunction( onProgress ) ? |
| | 3881 | onProgress : |
| | 3882 | Identity, |
| | 3883 | newDefer.notifyWith |
| | 3884 | ) |
| | 3885 | ); |
| | 3886 | |
| | 3887 | // fulfilled_handlers.add( ... ) |
| | 3888 | tuples[ 1 ][ 3 ].add( |
| | 3889 | resolve( |
| | 3890 | 0, |
| | 3891 | newDefer, |
| | 3892 | isFunction( onFulfilled ) ? |
| | 3893 | onFulfilled : |
| | 3894 | Identity |
| | 3895 | ) |
| | 3896 | ); |
| | 3897 | |
| | 3898 | // rejected_handlers.add( ... ) |
| | 3899 | tuples[ 2 ][ 3 ].add( |
| | 3900 | resolve( |
| | 3901 | 0, |
| | 3902 | newDefer, |
| | 3903 | isFunction( onRejected ) ? |
| | 3904 | onRejected : |
| | 3905 | Thrower |
| | 3906 | ) |
| | 3907 | ); |
| | 3908 | } ).promise(); |
| | 3909 | }, |
| | 3910 | |
| | 3911 | // Get a promise for this deferred |
| | 3912 | // If obj is provided, the promise aspect is added to the object |
| | 3913 | promise: function( obj ) { |
| | 3914 | return obj != null ? jQuery.extend( obj, promise ) : promise; |
| | 3915 | } |
| | 3916 | }, |
| | 3917 | deferred = {}; |
| | 3918 | |
| | 3919 | // Add list-specific methods |
| | 3920 | jQuery.each( tuples, function( i, tuple ) { |
| | 3921 | var list = tuple[ 2 ], |
| | 3922 | stateString = tuple[ 5 ]; |
| | 3923 | |
| | 3924 | // promise.progress = list.add |
| | 3925 | // promise.done = list.add |
| | 3926 | // promise.fail = list.add |
| | 3927 | promise[ tuple[ 1 ] ] = list.add; |
| | 3928 | |
| | 3929 | // Handle state |
| | 3930 | if ( stateString ) { |
| | 3931 | list.add( |
| | 3932 | function() { |
| | 3933 | |
| | 3934 | // state = "resolved" (i.e., fulfilled) |
| | 3935 | // state = "rejected" |
| | 3936 | state = stateString; |
| | 3937 | }, |
| | 3938 | |
| | 3939 | // rejected_callbacks.disable |
| | 3940 | // fulfilled_callbacks.disable |
| | 3941 | tuples[ 3 - i ][ 2 ].disable, |
| | 3942 | |
| | 3943 | // rejected_handlers.disable |
| | 3944 | // fulfilled_handlers.disable |
| | 3945 | tuples[ 3 - i ][ 3 ].disable, |
| | 3946 | |
| | 3947 | // progress_callbacks.lock |
| | 3948 | tuples[ 0 ][ 2 ].lock, |
| | 3949 | |
| | 3950 | // progress_handlers.lock |
| | 3951 | tuples[ 0 ][ 3 ].lock |
| | 3952 | ); |
| | 3953 | } |
| | 3954 | |
| | 3955 | // progress_handlers.fire |
| | 3956 | // fulfilled_handlers.fire |
| | 3957 | // rejected_handlers.fire |
| | 3958 | list.add( tuple[ 3 ].fire ); |
| | 3959 | |
| | 3960 | // deferred.notify = function() { deferred.notifyWith(...) } |
| | 3961 | // deferred.resolve = function() { deferred.resolveWith(...) } |
| | 3962 | // deferred.reject = function() { deferred.rejectWith(...) } |
| | 3963 | deferred[ tuple[ 0 ] ] = function() { |
| | 3964 | deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments ); |
| | 3965 | return this; |
| | 3966 | }; |
| | 3967 | |
| | 3968 | // deferred.notifyWith = list.fireWith |
| | 3969 | // deferred.resolveWith = list.fireWith |
| | 3970 | // deferred.rejectWith = list.fireWith |
| | 3971 | deferred[ tuple[ 0 ] + "With" ] = list.fireWith; |
| | 3972 | } ); |
| | 3973 | |
| | 3974 | // Make the deferred a promise |
| | 3975 | promise.promise( deferred ); |
| | 3976 | |
| | 3977 | // Call given func if any |
| | 3978 | if ( func ) { |
| | 3979 | func.call( deferred, deferred ); |
| | 3980 | } |
| | 3981 | |
| | 3982 | // All done! |
| | 3983 | return deferred; |
| | 3984 | }, |
| | 3985 | |
| | 3986 | // Deferred helper |
| | 3987 | when: function( singleValue ) { |
| | 3988 | var |
| | 3989 | |
| | 3990 | // count of uncompleted subordinates |
| | 3991 | remaining = arguments.length, |
| | 3992 | |
| | 3993 | // count of unprocessed arguments |
| | 3994 | i = remaining, |
| | 3995 | |
| | 3996 | // subordinate fulfillment data |
| | 3997 | resolveContexts = Array( i ), |
| | 3998 | resolveValues = slice.call( arguments ), |
| | 3999 | |
| | 4000 | // the master Deferred |
| | 4001 | master = jQuery.Deferred(), |
| | 4002 | |
| | 4003 | // subordinate callback factory |
| | 4004 | updateFunc = function( i ) { |
| | 4005 | return function( value ) { |
| | 4006 | resolveContexts[ i ] = this; |
| | 4007 | resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; |
| | 4008 | if ( !( --remaining ) ) { |
| | 4009 | master.resolveWith( resolveContexts, resolveValues ); |
| | 4010 | } |
| | 4011 | }; |
| | 4012 | }; |
| | 4013 | |
| | 4014 | // Single- and empty arguments are adopted like Promise.resolve |
| | 4015 | if ( remaining <= 1 ) { |
| | 4016 | adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject, |
| | 4017 | !remaining ); |
| | 4018 | |
| | 4019 | // Use .then() to unwrap secondary thenables (cf. gh-3000) |
| | 4020 | if ( master.state() === "pending" || |
| | 4021 | isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) { |
| | 4022 | |
| | 4023 | return master.then(); |
| | 4024 | } |
| | 4025 | } |
| | 4026 | |
| | 4027 | // Multiple arguments are aggregated like Promise.all array elements |
| | 4028 | while ( i-- ) { |
| | 4029 | adoptValue( resolveValues[ i ], updateFunc( i ), master.reject ); |
| | 4030 | } |
| | 4031 | |
| | 4032 | return master.promise(); |
| | 4033 | } |
| | 4034 | } ); |
| | 4035 | |
| | 4036 | |
| | 4037 | // These usually indicate a programmer mistake during development, |
| | 4038 | // warn about them ASAP rather than swallowing them by default. |
| | 4039 | var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/; |
| | 4040 | |
| | 4041 | jQuery.Deferred.exceptionHook = function( error, stack ) { |
| | 4042 | |
| | 4043 | // Support: IE 8 - 9 only |
| | 4044 | // Console exists when dev tools are open, which can happen at any time |
| | 4045 | if ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) { |
| | 4046 | window.console.warn( "jQuery.Deferred exception: " + error.message, error.stack, stack ); |
| | 4047 | } |
| | 4048 | }; |
| | 4049 | |
| | 4050 | |
| | 4051 | |
| | 4052 | |
| | 4053 | jQuery.readyException = function( error ) { |
| | 4054 | window.setTimeout( function() { |
| | 4055 | throw error; |
| | 4056 | } ); |
| | 4057 | }; |
| | 4058 | |
| | 4059 | |
| | 4060 | |
| | 4061 | |
| | 4062 | // The deferred used on DOM ready |
| | 4063 | var readyList = jQuery.Deferred(); |
| | 4064 | |
| | 4065 | jQuery.fn.ready = function( fn ) { |
| | 4066 | |
| | 4067 | readyList |
| | 4068 | .then( fn ) |
| | 4069 | |
| | 4070 | // Wrap jQuery.readyException in a function so that the lookup |
| | 4071 | // happens at the time of error handling instead of callback |
| | 4072 | // registration. |
| | 4073 | .catch( function( error ) { |
| | 4074 | jQuery.readyException( error ); |
| | 4075 | } ); |
| | 4076 | |
| | 4077 | return this; |
| | 4078 | }; |
| | 4079 | |
| | 4080 | jQuery.extend( { |
| | 4081 | |
| | 4082 | // Is the DOM ready to be used? Set to true once it occurs. |
| | 4083 | isReady: false, |
| | 4084 | |
| | 4085 | // A counter to track how many items to wait for before |
| | 4086 | // the ready event fires. See #6781 |
| | 4087 | readyWait: 1, |
| | 4088 | |
| | 4089 | // Handle when the DOM is ready |
| | 4090 | ready: function( wait ) { |
| | 4091 | |
| | 4092 | // Abort if there are pending holds or we're already ready |
| | 4093 | if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { |
| | 4094 | return; |
| | 4095 | } |
| | 4096 | |
| | 4097 | // Remember that the DOM is ready |
| | 4098 | jQuery.isReady = true; |
| | 4099 | |
| | 4100 | // If a normal DOM Ready event fired, decrement, and wait if need be |
| | 4101 | if ( wait !== true && --jQuery.readyWait > 0 ) { |
| | 4102 | return; |
| | 4103 | } |
| | 4104 | |
| | 4105 | // If there are functions bound, to execute |
| | 4106 | readyList.resolveWith( document, [ jQuery ] ); |
| | 4107 | } |
| | 4108 | } ); |
| | 4109 | |
| | 4110 | jQuery.ready.then = readyList.then; |
| | 4111 | |
| | 4112 | // The ready event handler and self cleanup method |
| | 4113 | function completed() { |
| | 4114 | document.removeEventListener( "DOMContentLoaded", completed ); |
| | 4115 | window.removeEventListener( "load", completed ); |
| | 4116 | jQuery.ready(); |
| | 4117 | } |
| | 4118 | |
| | 4119 | // Catch cases where $(document).ready() is called |
| | 4120 | // after the browser event has already occurred. |
| | 4121 | // Support: IE <=9 - 10 only |
| | 4122 | // Older IE sometimes signals "interactive" too soon |
| | 4123 | if ( document.readyState === "complete" || |
| | 4124 | ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) { |
| | 4125 | |
| | 4126 | // Handle it asynchronously to allow scripts the opportunity to delay ready |
| | 4127 | window.setTimeout( jQuery.ready ); |
| | 4128 | |
| | 4129 | } else { |
| | 4130 | |
| | 4131 | // Use the handy event callback |
| | 4132 | document.addEventListener( "DOMContentLoaded", completed ); |
| | 4133 | |
| | 4134 | // A fallback to window.onload, that will always work |
| | 4135 | window.addEventListener( "load", completed ); |
| | 4136 | } |
| | 4137 | |
| | 4138 | |
| | 4139 | |
| | 4140 | |
| | 4141 | // Multifunctional method to get and set values of a collection |
| | 4142 | // The value/s can optionally be executed if it's a function |
| | 4143 | var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { |
| | 4144 | var i = 0, |
| | 4145 | len = elems.length, |
| | 4146 | bulk = key == null; |
| | 4147 | |
| | 4148 | // Sets many values |
| | 4149 | if ( toType( key ) === "object" ) { |
| | 4150 | chainable = true; |
| | 4151 | for ( i in key ) { |
| | 4152 | access( elems, fn, i, key[ i ], true, emptyGet, raw ); |
| | 4153 | } |
| | 4154 | |
| | 4155 | // Sets one value |
| | 4156 | } else if ( value !== undefined ) { |
| | 4157 | chainable = true; |
| | 4158 | |
| | 4159 | if ( !isFunction( value ) ) { |
| | 4160 | raw = true; |
| | 4161 | } |
| | 4162 | |
| | 4163 | if ( bulk ) { |
| | 4164 | |
| | 4165 | // Bulk operations run against the entire set |
| | 4166 | if ( raw ) { |
| | 4167 | fn.call( elems, value ); |
| | 4168 | fn = null; |
| | 4169 | |
| | 4170 | // ...except when executing function values |
| | 4171 | } else { |
| | 4172 | bulk = fn; |
| | 4173 | fn = function( elem, _key, value ) { |
| | 4174 | return bulk.call( jQuery( elem ), value ); |
| | 4175 | }; |
| | 4176 | } |
| | 4177 | } |
| | 4178 | |
| | 4179 | if ( fn ) { |
| | 4180 | for ( ; i < len; i++ ) { |
| | 4181 | fn( |
| | 4182 | elems[ i ], key, raw ? |
| | 4183 | value : |
| | 4184 | value.call( elems[ i ], i, fn( elems[ i ], key ) ) |
| | 4185 | ); |
| | 4186 | } |
| | 4187 | } |
| | 4188 | } |
| | 4189 | |
| | 4190 | if ( chainable ) { |
| | 4191 | return elems; |
| | 4192 | } |
| | 4193 | |
| | 4194 | // Gets |
| | 4195 | if ( bulk ) { |
| | 4196 | return fn.call( elems ); |
| | 4197 | } |
| | 4198 | |
| | 4199 | return len ? fn( elems[ 0 ], key ) : emptyGet; |
| | 4200 | }; |
| | 4201 | |
| | 4202 | |
| | 4203 | // Matches dashed string for camelizing |
| | 4204 | var rmsPrefix = /^-ms-/, |
| | 4205 | rdashAlpha = /-([a-z])/g; |
| | 4206 | |
| | 4207 | // Used by camelCase as callback to replace() |
| | 4208 | function fcamelCase( _all, letter ) { |
| | 4209 | return letter.toUpperCase(); |
| | 4210 | } |
| | 4211 | |
| | 4212 | // Convert dashed to camelCase; used by the css and data modules |
| | 4213 | // Support: IE <=9 - 11, Edge 12 - 15 |
| | 4214 | // Microsoft forgot to hump their vendor prefix (#9572) |
| | 4215 | function camelCase( string ) { |
| | 4216 | return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); |
| | 4217 | } |
| | 4218 | var acceptData = function( owner ) { |
| | 4219 | |
| | 4220 | // Accepts only: |
| | 4221 | // - Node |
| | 4222 | // - Node.ELEMENT_NODE |
| | 4223 | // - Node.DOCUMENT_NODE |
| | 4224 | // - Object |
| | 4225 | // - Any |
| | 4226 | return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); |
| | 4227 | }; |
| | 4228 | |
| | 4229 | |
| | 4230 | |
| | 4231 | |
| | 4232 | function Data() { |
| | 4233 | this.expando = jQuery.expando + Data.uid++; |
| | 4234 | } |
| | 4235 | |
| | 4236 | Data.uid = 1; |
| | 4237 | |
| | 4238 | Data.prototype = { |
| | 4239 | |
| | 4240 | cache: function( owner ) { |
| | 4241 | |
| | 4242 | // Check if the owner object already has a cache |
| | 4243 | var value = owner[ this.expando ]; |
| | 4244 | |
| | 4245 | // If not, create one |
| | 4246 | if ( !value ) { |
| | 4247 | value = {}; |
| | 4248 | |
| | 4249 | // We can accept data for non-element nodes in modern browsers, |
| | 4250 | // but we should not, see #8335. |
| | 4251 | // Always return an empty object. |
| | 4252 | if ( acceptData( owner ) ) { |
| | 4253 | |
| | 4254 | // If it is a node unlikely to be stringify-ed or looped over |
| | 4255 | // use plain assignment |
| | 4256 | if ( owner.nodeType ) { |
| | 4257 | owner[ this.expando ] = value; |
| | 4258 | |
| | 4259 | // Otherwise secure it in a non-enumerable property |
| | 4260 | // configurable must be true to allow the property to be |
| | 4261 | // deleted when data is removed |
| | 4262 | } else { |
| | 4263 | Object.defineProperty( owner, this.expando, { |
| | 4264 | value: value, |
| | 4265 | configurable: true |
| | 4266 | } ); |
| | 4267 | } |
| | 4268 | } |
| | 4269 | } |
| | 4270 | |
| | 4271 | return value; |
| | 4272 | }, |
| | 4273 | set: function( owner, data, value ) { |
| | 4274 | var prop, |
| | 4275 | cache = this.cache( owner ); |
| | 4276 | |
| | 4277 | // Handle: [ owner, key, value ] args |
| | 4278 | // Always use camelCase key (gh-2257) |
| | 4279 | if ( typeof data === "string" ) { |
| | 4280 | cache[ camelCase( data ) ] = value; |
| | 4281 | |
| | 4282 | // Handle: [ owner, { properties } ] args |
| | 4283 | } else { |
| | 4284 | |
| | 4285 | // Copy the properties one-by-one to the cache object |
| | 4286 | for ( prop in data ) { |
| | 4287 | cache[ camelCase( prop ) ] = data[ prop ]; |
| | 4288 | } |
| | 4289 | } |
| | 4290 | return cache; |
| | 4291 | }, |
| | 4292 | get: function( owner, key ) { |
| | 4293 | return key === undefined ? |
| | 4294 | this.cache( owner ) : |
| | 4295 | |
| | 4296 | // Always use camelCase key (gh-2257) |
| | 4297 | owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ]; |
| | 4298 | }, |
| | 4299 | access: function( owner, key, value ) { |
| | 4300 | |
| | 4301 | // In cases where either: |
| | 4302 | // |
| | 4303 | // 1. No key was specified |
| | 4304 | // 2. A string key was specified, but no value provided |
| | 4305 | // |
| | 4306 | // Take the "read" path and allow the get method to determine |
| | 4307 | // which value to return, respectively either: |
| | 4308 | // |
| | 4309 | // 1. The entire cache object |
| | 4310 | // 2. The data stored at the key |
| | 4311 | // |
| | 4312 | if ( key === undefined || |
| | 4313 | ( ( key && typeof key === "string" ) && value === undefined ) ) { |
| | 4314 | |
| | 4315 | return this.get( owner, key ); |
| | 4316 | } |
| | 4317 | |
| | 4318 | // When the key is not a string, or both a key and value |
| | 4319 | // are specified, set or extend (existing objects) with either: |
| | 4320 | // |
| | 4321 | // 1. An object of properties |
| | 4322 | // 2. A key and value |
| | 4323 | // |
| | 4324 | this.set( owner, key, value ); |
| | 4325 | |
| | 4326 | // Since the "set" path can have two possible entry points |
| | 4327 | // return the expected data based on which path was taken[*] |
| | 4328 | return value !== undefined ? value : key; |
| | 4329 | }, |
| | 4330 | remove: function( owner, key ) { |
| | 4331 | var i, |
| | 4332 | cache = owner[ this.expando ]; |
| | 4333 | |
| | 4334 | if ( cache === undefined ) { |
| | 4335 | return; |
| | 4336 | } |
| | 4337 | |
| | 4338 | if ( key !== undefined ) { |
| | 4339 | |
| | 4340 | // Support array or space separated string of keys |
| | 4341 | if ( Array.isArray( key ) ) { |
| | 4342 | |
| | 4343 | // If key is an array of keys... |
| | 4344 | // We always set camelCase keys, so remove that. |
| | 4345 | key = key.map( camelCase ); |
| | 4346 | } else { |
| | 4347 | key = camelCase( key ); |
| | 4348 | |
| | 4349 | // If a key with the spaces exists, use it. |
| | 4350 | // Otherwise, create an array by matching non-whitespace |
| | 4351 | key = key in cache ? |
| | 4352 | [ key ] : |
| | 4353 | ( key.match( rnothtmlwhite ) || [] ); |
| | 4354 | } |
| | 4355 | |
| | 4356 | i = key.length; |
| | 4357 | |
| | 4358 | while ( i-- ) { |
| | 4359 | delete cache[ key[ i ] ]; |
| | 4360 | } |
| | 4361 | } |
| | 4362 | |
| | 4363 | // Remove the expando if there's no more data |
| | 4364 | if ( key === undefined || jQuery.isEmptyObject( cache ) ) { |
| | 4365 | |
| | 4366 | // Support: Chrome <=35 - 45 |
| | 4367 | // Webkit & Blink performance suffers when deleting properties |
| | 4368 | // from DOM nodes, so set to undefined instead |
| | 4369 | // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted) |
| | 4370 | if ( owner.nodeType ) { |
| | 4371 | owner[ this.expando ] = undefined; |
| | 4372 | } else { |
| | 4373 | delete owner[ this.expando ]; |
| | 4374 | } |
| | 4375 | } |
| | 4376 | }, |
| | 4377 | hasData: function( owner ) { |
| | 4378 | var cache = owner[ this.expando ]; |
| | 4379 | return cache !== undefined && !jQuery.isEmptyObject( cache ); |
| | 4380 | } |
| | 4381 | }; |
| | 4382 | var dataPriv = new Data(); |
| | 4383 | |
| | 4384 | var dataUser = new Data(); |
| | 4385 | |
| | 4386 | |
| | 4387 | |
| | 4388 | // Implementation Summary |
| | 4389 | // |
| | 4390 | // 1. Enforce API surface and semantic compatibility with 1.9.x branch |
| | 4391 | // 2. Improve the module's maintainability by reducing the storage |
| | 4392 | // paths to a single mechanism. |
| | 4393 | // 3. Use the same single mechanism to support "private" and "user" data. |
| | 4394 | // 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) |
| | 4395 | // 5. Avoid exposing implementation details on user objects (eg. expando properties) |
| | 4396 | // 6. Provide a clear path for implementation upgrade to WeakMap in 2014 |
| | 4397 | |
| | 4398 | var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, |
| | 4399 | rmultiDash = /[A-Z]/g; |
| | 4400 | |
| | 4401 | function getData( data ) { |
| | 4402 | if ( data === "true" ) { |
| | 4403 | return true; |
| | 4404 | } |
| | 4405 | |
| | 4406 | if ( data === "false" ) { |
| | 4407 | return false; |
| | 4408 | } |
| | 4409 | |
| | 4410 | if ( data === "null" ) { |
| | 4411 | return null; |
| | 4412 | } |
| | 4413 | |
| | 4414 | // Only convert to a number if it doesn't change the string |
| | 4415 | if ( data === +data + "" ) { |
| | 4416 | return +data; |
| | 4417 | } |
| | 4418 | |
| | 4419 | if ( rbrace.test( data ) ) { |
| | 4420 | return JSON.parse( data ); |
| | 4421 | } |
| | 4422 | |
| | 4423 | return data; |
| | 4424 | } |
| | 4425 | |
| | 4426 | function dataAttr( elem, key, data ) { |
| | 4427 | var name; |
| | 4428 | |
| | 4429 | // If nothing was found internally, try to fetch any |
| | 4430 | // data from the HTML5 data-* attribute |
| | 4431 | if ( data === undefined && elem.nodeType === 1 ) { |
| | 4432 | name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase(); |
| | 4433 | data = elem.getAttribute( name ); |
| | 4434 | |
| | 4435 | if ( typeof data === "string" ) { |
| | 4436 | try { |
| | 4437 | data = getData( data ); |
| | 4438 | } catch ( e ) {} |
| | 4439 | |
| | 4440 | // Make sure we set the data so it isn't changed later |
| | 4441 | dataUser.set( elem, key, data ); |
| | 4442 | } else { |
| | 4443 | data = undefined; |
| | 4444 | } |
| | 4445 | } |
| | 4446 | return data; |
| | 4447 | } |
| | 4448 | |
| | 4449 | jQuery.extend( { |
| | 4450 | hasData: function( elem ) { |
| | 4451 | return dataUser.hasData( elem ) || dataPriv.hasData( elem ); |
| | 4452 | }, |
| | 4453 | |
| | 4454 | data: function( elem, name, data ) { |
| | 4455 | return dataUser.access( elem, name, data ); |
| | 4456 | }, |
| | 4457 | |
| | 4458 | removeData: function( elem, name ) { |
| | 4459 | dataUser.remove( elem, name ); |
| | 4460 | }, |
| | 4461 | |
| | 4462 | // TODO: Now that all calls to _data and _removeData have been replaced |
| | 4463 | // with direct calls to dataPriv methods, these can be deprecated. |
| | 4464 | _data: function( elem, name, data ) { |
| | 4465 | return dataPriv.access( elem, name, data ); |
| | 4466 | }, |
| | 4467 | |
| | 4468 | _removeData: function( elem, name ) { |
| | 4469 | dataPriv.remove( elem, name ); |
| | 4470 | } |
| | 4471 | } ); |
| | 4472 | |
| | 4473 | jQuery.fn.extend( { |
| | 4474 | data: function( key, value ) { |
| | 4475 | var i, name, data, |
| | 4476 | elem = this[ 0 ], |
| | 4477 | attrs = elem && elem.attributes; |
| | 4478 | |
| | 4479 | // Gets all values |
| | 4480 | if ( key === undefined ) { |
| | 4481 | if ( this.length ) { |
| | 4482 | data = dataUser.get( elem ); |
| | 4483 | |
| | 4484 | if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) { |
| | 4485 | i = attrs.length; |
| | 4486 | while ( i-- ) { |
| | 4487 | |
| | 4488 | // Support: IE 11 only |
| | 4489 | // The attrs elements can be null (#14894) |
| | 4490 | if ( attrs[ i ] ) { |
| | 4491 | name = attrs[ i ].name; |
| | 4492 | if ( name.indexOf( "data-" ) === 0 ) { |
| | 4493 | name = camelCase( name.slice( 5 ) ); |
| | 4494 | dataAttr( elem, name, data[ name ] ); |
| | 4495 | } |
| | 4496 | } |
| | 4497 | } |
| | 4498 | dataPriv.set( elem, "hasDataAttrs", true ); |
| | 4499 | } |
| | 4500 | } |
| | 4501 | |
| | 4502 | return data; |
| | 4503 | } |
| | 4504 | |
| | 4505 | // Sets multiple values |
| | 4506 | if ( typeof key === "object" ) { |
| | 4507 | return this.each( function() { |
| | 4508 | dataUser.set( this, key ); |
| | 4509 | } ); |
| | 4510 | } |
| | 4511 | |
| | 4512 | return access( this, function( value ) { |
| | 4513 | var data; |
| | 4514 | |
| | 4515 | // The calling jQuery object (element matches) is not empty |
| | 4516 | // (and therefore has an element appears at this[ 0 ]) and the |
| | 4517 | // `value` parameter was not undefined. An empty jQuery object |
| | 4518 | // will result in `undefined` for elem = this[ 0 ] which will |
| | 4519 | // throw an exception if an attempt to read a data cache is made. |
| | 4520 | if ( elem && value === undefined ) { |
| | 4521 | |
| | 4522 | // Attempt to get data from the cache |
| | 4523 | // The key will always be camelCased in Data |
| | 4524 | data = dataUser.get( elem, key ); |
| | 4525 | if ( data !== undefined ) { |
| | 4526 | return data; |
| | 4527 | } |
| | 4528 | |
| | 4529 | // Attempt to "discover" the data in |
| | 4530 | // HTML5 custom data-* attrs |
| | 4531 | data = dataAttr( elem, key ); |
| | 4532 | if ( data !== undefined ) { |
| | 4533 | return data; |
| | 4534 | } |
| | 4535 | |
| | 4536 | // We tried really hard, but the data doesn't exist. |
| | 4537 | return; |
| | 4538 | } |
| | 4539 | |
| | 4540 | // Set the data... |
| | 4541 | this.each( function() { |
| | 4542 | |
| | 4543 | // We always store the camelCased key |
| | 4544 | dataUser.set( this, key, value ); |
| | 4545 | } ); |
| | 4546 | }, null, value, arguments.length > 1, null, true ); |
| | 4547 | }, |
| | 4548 | |
| | 4549 | removeData: function( key ) { |
| | 4550 | return this.each( function() { |
| | 4551 | dataUser.remove( this, key ); |
| | 4552 | } ); |
| | 4553 | } |
| | 4554 | } ); |
| | 4555 | |
| | 4556 | |
| | 4557 | jQuery.extend( { |
| | 4558 | queue: function( elem, type, data ) { |
| | 4559 | var queue; |
| | 4560 | |
| | 4561 | if ( elem ) { |
| | 4562 | type = ( type || "fx" ) + "queue"; |
| | 4563 | queue = dataPriv.get( elem, type ); |
| | 4564 | |
| | 4565 | // Speed up dequeue by getting out quickly if this is just a lookup |
| | 4566 | if ( data ) { |
| | 4567 | if ( !queue || Array.isArray( data ) ) { |
| | 4568 | queue = dataPriv.access( elem, type, jQuery.makeArray( data ) ); |
| | 4569 | } else { |
| | 4570 | queue.push( data ); |
| | 4571 | } |
| | 4572 | } |
| | 4573 | return queue || []; |
| | 4574 | } |
| | 4575 | }, |
| | 4576 | |
| | 4577 | dequeue: function( elem, type ) { |
| | 4578 | type = type || "fx"; |
| | 4579 | |
| | 4580 | var queue = jQuery.queue( elem, type ), |
| | 4581 | startLength = queue.length, |
| | 4582 | fn = queue.shift(), |
| | 4583 | hooks = jQuery._queueHooks( elem, type ), |
| | 4584 | next = function() { |
| | 4585 | jQuery.dequeue( elem, type ); |
| | 4586 | }; |
| | 4587 | |
| | 4588 | // If the fx queue is dequeued, always remove the progress sentinel |
| | 4589 | if ( fn === "inprogress" ) { |
| | 4590 | fn = queue.shift(); |
| | 4591 | startLength--; |
| | 4592 | } |
| | 4593 | |
| | 4594 | if ( fn ) { |
| | 4595 | |
| | 4596 | // Add a progress sentinel to prevent the fx queue from being |
| | 4597 | // automatically dequeued |
| | 4598 | if ( type === "fx" ) { |
| | 4599 | queue.unshift( "inprogress" ); |
| | 4600 | } |
| | 4601 | |
| | 4602 | // Clear up the last queue stop function |
| | 4603 | delete hooks.stop; |
| | 4604 | fn.call( elem, next, hooks ); |
| | 4605 | } |
| | 4606 | |
| | 4607 | if ( !startLength && hooks ) { |
| | 4608 | hooks.empty.fire(); |
| | 4609 | } |
| | 4610 | }, |
| | 4611 | |
| | 4612 | // Not public - generate a queueHooks object, or return the current one |
| | 4613 | _queueHooks: function( elem, type ) { |
| | 4614 | var key = type + "queueHooks"; |
| | 4615 | return dataPriv.get( elem, key ) || dataPriv.access( elem, key, { |
| | 4616 | empty: jQuery.Callbacks( "once memory" ).add( function() { |
| | 4617 | dataPriv.remove( elem, [ type + "queue", key ] ); |
| | 4618 | } ) |
| | 4619 | } ); |
| | 4620 | } |
| | 4621 | } ); |
| | 4622 | |
| | 4623 | jQuery.fn.extend( { |
| | 4624 | queue: function( type, data ) { |
| | 4625 | var setter = 2; |
| | 4626 | |
| | 4627 | if ( typeof type !== "string" ) { |
| | 4628 | data = type; |
| | 4629 | type = "fx"; |
| | 4630 | setter--; |
| | 4631 | } |
| | 4632 | |
| | 4633 | if ( arguments.length < setter ) { |
| | 4634 | return jQuery.queue( this[ 0 ], type ); |
| | 4635 | } |
| | 4636 | |
| | 4637 | return data === undefined ? |
| | 4638 | this : |
| | 4639 | this.each( function() { |
| | 4640 | var queue = jQuery.queue( this, type, data ); |
| | 4641 | |
| | 4642 | // Ensure a hooks for this queue |
| | 4643 | jQuery._queueHooks( this, type ); |
| | 4644 | |
| | 4645 | if ( type === "fx" && queue[ 0 ] !== "inprogress" ) { |
| | 4646 | jQuery.dequeue( this, type ); |
| | 4647 | } |
| | 4648 | } ); |
| | 4649 | }, |
| | 4650 | dequeue: function( type ) { |
| | 4651 | return this.each( function() { |
| | 4652 | jQuery.dequeue( this, type ); |
| | 4653 | } ); |
| | 4654 | }, |
| | 4655 | clearQueue: function( type ) { |
| | 4656 | return this.queue( type || "fx", [] ); |
| | 4657 | }, |
| | 4658 | |
| | 4659 | // Get a promise resolved when queues of a certain type |
| | 4660 | // are emptied (fx is the type by default) |
| | 4661 | promise: function( type, obj ) { |
| | 4662 | var tmp, |
| | 4663 | count = 1, |
| | 4664 | defer = jQuery.Deferred(), |
| | 4665 | elements = this, |
| | 4666 | i = this.length, |
| | 4667 | resolve = function() { |
| | 4668 | if ( !( --count ) ) { |
| | 4669 | defer.resolveWith( elements, [ elements ] ); |
| | 4670 | } |
| | 4671 | }; |
| | 4672 | |
| | 4673 | if ( typeof type !== "string" ) { |
| | 4674 | obj = type; |
| | 4675 | type = undefined; |
| | 4676 | } |
| | 4677 | type = type || "fx"; |
| | 4678 | |
| | 4679 | while ( i-- ) { |
| | 4680 | tmp = dataPriv.get( elements[ i ], type + "queueHooks" ); |
| | 4681 | if ( tmp && tmp.empty ) { |
| | 4682 | count++; |
| | 4683 | tmp.empty.add( resolve ); |
| | 4684 | } |
| | 4685 | } |
| | 4686 | resolve(); |
| | 4687 | return defer.promise( obj ); |
| | 4688 | } |
| | 4689 | } ); |
| | 4690 | var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source; |
| | 4691 | |
| | 4692 | var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ); |
| | 4693 | |
| | 4694 | |
| | 4695 | var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; |
| | 4696 | |
| | 4697 | var documentElement = document.documentElement; |
| | 4698 | |
| | 4699 | |
| | 4700 | |
| | 4701 | var isAttached = function( elem ) { |
| | 4702 | return jQuery.contains( elem.ownerDocument, elem ); |
| | 4703 | }, |
| | 4704 | composed = { composed: true }; |
| | 4705 | |
| | 4706 | // Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only |
| | 4707 | // Check attachment across shadow DOM boundaries when possible (gh-3504) |
| | 4708 | // Support: iOS 10.0-10.2 only |
| | 4709 | // Early iOS 10 versions support `attachShadow` but not `getRootNode`, |
| | 4710 | // leading to errors. We need to check for `getRootNode`. |
| | 4711 | if ( documentElement.getRootNode ) { |
| | 4712 | isAttached = function( elem ) { |
| | 4713 | return jQuery.contains( elem.ownerDocument, elem ) || |
| | 4714 | elem.getRootNode( composed ) === elem.ownerDocument; |
| | 4715 | }; |
| | 4716 | } |
| | 4717 | var isHiddenWithinTree = function( elem, el ) { |
| | 4718 | |
| | 4719 | // isHiddenWithinTree might be called from jQuery#filter function; |
| | 4720 | // in that case, element will be second argument |
| | 4721 | elem = el || elem; |
| | 4722 | |
| | 4723 | // Inline style trumps all |
| | 4724 | return elem.style.display === "none" || |
| | 4725 | elem.style.display === "" && |
| | 4726 | |
| | 4727 | // Otherwise, check computed style |
| | 4728 | // Support: Firefox <=43 - 45 |
| | 4729 | // Disconnected elements can have computed display: none, so first confirm that elem is |
| | 4730 | // in the document. |
| | 4731 | isAttached( elem ) && |
| | 4732 | |
| | 4733 | jQuery.css( elem, "display" ) === "none"; |
| | 4734 | }; |
| | 4735 | |
| | 4736 | |
| | 4737 | |
| | 4738 | function adjustCSS( elem, prop, valueParts, tween ) { |
| | 4739 | var adjusted, scale, |
| | 4740 | maxIterations = 20, |
| | 4741 | currentValue = |