UPDATE 4.4.0.0

[phpmyadmin.git] / js / jquery / src / jquery / core.js

define([
        "./var/deletedIds",
        "./var/slice",
        "./var/concat",
        "./var/push",
        "./var/indexOf",
        "./var/class2type",
        "./var/toString",
        "./var/hasOwn",
        "./var/support"
], function( deletedIds, slice, concat, push, indexOf, class2type, toString, hasOwn, support ) {

var
        version = "@VERSION",

        // Define a local copy of jQuery
        jQuery = function( selector, context ) {
                // The jQuery object is actually just the init constructor 'enhanced'
                // Need init if jQuery is called (just allow error to be thrown if not included)
                return new jQuery.fn.init( selector, context );
        },

        // Support: Android<4.1, IE<9
        // Make sure we trim BOM and NBSP
        rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,

        // Matches dashed string for camelizing
        rmsPrefix = /^-ms-/,
        rdashAlpha = /-([\da-z])/gi,

        // Used by jQuery.camelCase as callback to replace()
        fcamelCase = function( all, letter ) {
                return letter.toUpperCase();
        };

jQuery.fn = jQuery.prototype = {
        // The current version of jQuery being used
        jquery: version,

        constructor: jQuery,

        // Start with an empty selector
        selector: "",

        // The default length of a jQuery object is 0
        length: 0,

        toArray: function() {
                return slice.call( this );
        },

        // Get the Nth element in the matched element set OR
        // Get the whole matched element set as a clean array
        get: function( num ) {
                return num != null ?

                        // Return just the one element from the set
                        ( num < 0 ? this[ num + this.length ] : this[ num ] ) :

                        // Return all the elements in a clean array
                        slice.call( this );
        },

        // Take an array of elements and push it onto the stack
        // (returning the new matched element set)
        pushStack: function( elems ) {

                // Build a new jQuery matched element set
                var ret = jQuery.merge( this.constructor(), elems );

                // Add the old object onto the stack (as a reference)
                ret.prevObject = this;
                ret.context = this.context;

                // Return the newly-formed element set
                return ret;
        },

        // Execute a callback for every element in the matched set.
        // (You can seed the arguments with an array of args, but this is
        // only used internally.)
        each: function( callback, args ) {
                return jQuery.each( this, callback, args );
        },

        map: function( callback ) {
                return this.pushStack( jQuery.map(this, function( elem, i ) {
                        return callback.call( elem, i, elem );
                }));
        },

        slice: function() {
                return this.pushStack( slice.apply( this, arguments ) );
        },

        first: function() {
                return this.eq( 0 );
        },

        last: function() {
                return this.eq( -1 );
        },

        eq: function( i ) {
                var len = this.length,
                        j = +i + ( i < 0 ? len : 0 );
                return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] );
        },

        end: function() {
                return this.prevObject || this.constructor(null);
        },

        // For internal use only.
        // Behaves like an Array's method, not like a jQuery method.
        push: push,
        sort: deletedIds.sort,
        splice: deletedIds.splice
};

jQuery.extend = jQuery.fn.extend = function() {
        var src, copyIsArray, copy, name, options, clone,
                target = arguments[0] || {},
                i = 1,
                length = arguments.length,
                deep = false;

        // Handle a deep copy situation
        if ( typeof target === "boolean" ) {
                deep = target;

                // skip the boolean and the target
                target = arguments[ i ] || {};
                i++;
        }

        // Handle case when target is a string or something (possible in deep copy)
        if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
                target = {};
        }

        // extend jQuery itself if only one argument is passed
        if ( i === length ) {
                target = this;
                i--;
        }

        for ( ; i < length; i++ ) {
                // Only deal with non-null/undefined values
                if ( (options = arguments[ i ]) != null ) {
                        // Extend the base object
                        for ( name in options ) {
                                src = target[ name ];
                                copy = options[ name ];

                                // Prevent never-ending loop
                                if ( target === copy ) {
                                        continue;
                                }

                                // Recurse if we're merging plain objects or arrays
                                if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
                                        if ( copyIsArray ) {
                                                copyIsArray = false;
                                                clone = src && jQuery.isArray(src) ? src : [];

                                        } else {
                                                clone = src && jQuery.isPlainObject(src) ? src : {};
                                        }

                                        // Never move original objects, clone them
                                        target[ name ] = jQuery.extend( deep, clone, copy );

                                // Don't bring in undefined values
                                } else if ( copy !== undefined ) {
                                        target[ name ] = copy;
                                }
                        }
                }
        }

        // Return the modified object
        return target;
};

jQuery.extend({
        // Unique for each copy of jQuery on the page
        expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ),

        // Assume jQuery is ready without the ready module
        isReady: true,

        error: function( msg ) {
                throw new Error( msg );
        },

        noop: function() {},

        // See test/unit/core.js for details concerning isFunction.
        // Since version 1.3, DOM methods and functions like alert
        // aren't supported. They return false on IE (#2968).
        isFunction: function( obj ) {
                return jQuery.type(obj) === "function";
        },

        isArray: Array.isArray || function( obj ) {
                return jQuery.type(obj) === "array";
        },

        isWindow: function( obj ) {
                /* jshint eqeqeq: false */
                return obj != null && obj == obj.window;
        },

        isNumeric: function( obj ) {
                // parseFloat NaNs numeric-cast false positives (null|true|false|"")
                // ...but misinterprets leading-number strings, particularly hex literals ("0x...")
                // subtraction forces infinities to NaN
                return !jQuery.isArray( obj ) && obj - parseFloat( obj ) >= 0;
        },

        isEmptyObject: function( obj ) {
                var name;
                for ( name in obj ) {
                        return false;
                }
                return true;
        },

        isPlainObject: function( obj ) {
                var key;

                // Must be an Object.
                // Because of IE, we also have to check the presence of the constructor property.
                // Make sure that DOM nodes and window objects don't pass through, as well
                if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
                        return false;
                }

                try {
                        // Not own constructor property must be Object
                        if ( obj.constructor &&
                                !hasOwn.call(obj, "constructor") &&
                                !hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
                                return false;
                        }
                } catch ( e ) {
                        // IE8,9 Will throw exceptions on certain host objects #9897
                        return false;
                }

                // Support: IE<9
                // Handle iteration over inherited properties before own properties.
                if ( support.ownLast ) {
                        for ( key in obj ) {
                                return hasOwn.call( obj, key );
                        }
                }

                // Own properties are enumerated firstly, so to speed up,
                // if last one is own, then all properties are own.
                for ( key in obj ) {}

                return key === undefined || hasOwn.call( obj, key );
        },

        type: function( obj ) {
                if ( obj == null ) {
                        return obj + "";
                }
                return typeof obj === "object" || typeof obj === "function" ?
                        class2type[ toString.call(obj) ] || "object" :
                        typeof obj;
        },

        // Evaluates a script in a global context
        // Workarounds based on findings by Jim Driscoll
        // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
        globalEval: function( data ) {
                if ( data && jQuery.trim( data ) ) {
                        // We use execScript on Internet Explorer
                        // We use an anonymous function so that context is window
                        // rather than jQuery in Firefox
                        ( window.execScript || function( data ) {
                                window[ "eval" ].call( window, data );
                        } )( data );
                }
        },

        // Convert dashed to camelCase; used by the css and data modules
        // Microsoft forgot to hump their vendor prefix (#9572)
        camelCase: function( string ) {
                return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
        },

        nodeName: function( elem, name ) {
                return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
        },

        // args is for internal usage only
        each: function( obj, callback, args ) {
                var value,
                        i = 0,
                        length = obj.length,
                        isArray = isArraylike( obj );

                if ( args ) {
                        if ( isArray ) {
                                for ( ; i < length; i++ ) {
                                        value = callback.apply( obj[ i ], args );

                                        if ( value === false ) {
                                                break;
                                        }
                                }
                        } else {
                                for ( i in obj ) {
                                        value = callback.apply( obj[ i ], args );

                                        if ( value === false ) {
                                                break;
                                        }
                                }
                        }

                // A special, fast, case for the most common use of each
                } else {
                        if ( isArray ) {
                                for ( ; i < length; i++ ) {
                                        value = callback.call( obj[ i ], i, obj[ i ] );

                                        if ( value === false ) {
                                                break;
                                        }
                                }
                        } else {
                                for ( i in obj ) {
                                        value = callback.call( obj[ i ], i, obj[ i ] );

                                        if ( value === false ) {
                                                break;
                                        }
                                }
                        }
                }

                return obj;
        },

        // Support: Android<4.1, IE<9
        trim: function( text ) {
                return text == null ?
                        "" :
                        ( text + "" ).replace( rtrim, "" );
        },

        // results is for internal usage only
        makeArray: function( arr, results ) {
                var ret = results || [];

                if ( arr != null ) {
                        if ( isArraylike( Object(arr) ) ) {
                                jQuery.merge( ret,
                                        typeof arr === "string" ?
                                        [ arr ] : arr
                                );
                        } else {
                                push.call( ret, arr );
                        }
                }

                return ret;
        },

        inArray: function( elem, arr, i ) {
                var len;

                if ( arr ) {
                        if ( indexOf ) {
                                return indexOf.call( arr, elem, i );
                        }

                        len = arr.length;
                        i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;

                        for ( ; i < len; i++ ) {
                                // Skip accessing in sparse arrays
                                if ( i in arr && arr[ i ] === elem ) {
                                        return i;
                                }
                        }
                }

                return -1;
        },

        merge: function( first, second ) {
                var len = +second.length,
                        j = 0,
                        i = first.length;

                while ( j < len ) {
                        first[ i++ ] = second[ j++ ];
                }

                // Support: IE<9
                // Workaround casting of .length to NaN on otherwise arraylike objects (e.g., NodeLists)
                if ( len !== len ) {
                        while ( second[j] !== undefined ) {
                                first[ i++ ] = second[ j++ ];
                        }
                }

                first.length = i;

                return first;
        },

        grep: function( elems, callback, invert ) {
                var callbackInverse,
                        matches = [],
                        i = 0,
                        length = elems.length,
                        callbackExpect = !invert;

                // Go through the array, only saving the items
                // that pass the validator function
                for ( ; i < length; i++ ) {
                        callbackInverse = !callback( elems[ i ], i );
                        if ( callbackInverse !== callbackExpect ) {
                                matches.push( elems[ i ] );
                        }
                }

                return matches;
        },

        // arg is for internal usage only
        map: function( elems, callback, arg ) {
                var value,
                        i = 0,
                        length = elems.length,
                        isArray = isArraylike( elems ),
                        ret = [];

                // Go through the array, translating each of the items to their new values
                if ( isArray ) {
                        for ( ; i < length; i++ ) {
                                value = callback( elems[ i ], i, arg );

                                if ( value != null ) {
                                        ret.push( value );
                                }
                        }

                // Go through every key on the object,
                } else {
                        for ( i in elems ) {
                                value = callback( elems[ i ], i, arg );

                                if ( value != null ) {
                                        ret.push( value );
                                }
                        }
                }

                // Flatten any nested arrays
                return concat.apply( [], ret );
        },

        // A global GUID counter for objects
        guid: 1,

        // Bind a function to a context, optionally partially applying any
        // arguments.
        proxy: function( fn, context ) {
                var args, proxy, tmp;

                if ( typeof context === "string" ) {
                        tmp = fn[ context ];
                        context = fn;
                        fn = tmp;
                }

                // Quick check to determine if target is callable, in the spec
                // this throws a TypeError, but we will just return undefined.
                if ( !jQuery.isFunction( fn ) ) {
                        return undefined;
                }

                // Simulated bind
                args = slice.call( arguments, 2 );
                proxy = function() {
                        return fn.apply( context || this, args.concat( slice.call( arguments ) ) );
                };

                // Set the guid of unique handler to the same of original handler, so it can be removed
                proxy.guid = fn.guid = fn.guid || jQuery.guid++;

                return proxy;
        },

        now: function() {
                return +( new Date() );
        },

        // jQuery.support is not used in Core but other projects attach their
        // properties to it so it needs to exist.
        support: support
});

// Populate the class2type map
jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
        class2type[ "[object " + name + "]" ] = name.toLowerCase();
});

function isArraylike( obj ) {
        var length = obj.length,
                type = jQuery.type( obj );

        if ( type === "function" || jQuery.isWindow( obj ) ) {
                return false;
        }

        if ( obj.nodeType === 1 && length ) {
                return true;
        }

        return type === "array" || length === 0 ||
                typeof length === "number" && length > 0 && ( length - 1 ) in obj;
}

return jQuery;
});