define( [

  	"../core",

  	"../core/stripAndCollapse",

  	"./support",
  	"../core/init"

  ], function( jQuery, stripAndCollapse, support ) {
  
  "use strict";

  
  var rreturn = /\r/g;

  jQuery.fn.extend( {

  	val: function( value ) {
  		var hooks, ret, isFunction,

  			elem = this[ 0 ];

  
  		if ( !arguments.length ) {
  			if ( elem ) {

  				hooks = jQuery.valHooks[ elem.type ] ||
  					jQuery.valHooks[ elem.nodeName.toLowerCase() ];

  				if ( hooks &&
  					"get" in hooks &&
  					( ret = hooks.get( elem, "value" ) ) !== undefined
  				) {

  					return ret;
  				}
  
  				ret = elem.value;

  				// Handle most common string cases
  				if ( typeof ret === "string" ) {
  					return ret.replace( rreturn, "" );
  				}
  
  				// Handle cases where value is null/undef or number
  				return ret == null ? "" : ret;

  			}
  
  			return;
  		}
  
  		isFunction = jQuery.isFunction( value );

  		return this.each( function( i ) {

  			var val;
  
  			if ( this.nodeType !== 1 ) {
  				return;
  			}
  
  			if ( isFunction ) {
  				val = value.call( this, i, jQuery( this ).val() );
  			} else {
  				val = value;
  			}
  
  			// Treat null/undefined as ""; convert numbers to string
  			if ( val == null ) {
  				val = "";

  			} else if ( typeof val === "number" ) {
  				val += "";

  			} else if ( jQuery.isArray( val ) ) {
  				val = jQuery.map( val, function( value ) {
  					return value == null ? "" : value + "";

  				} );

  			}
  
  			hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];
  
  			// If set returns undefined, fall back to normal setting

  			if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) {

  				this.value = val;
  			}

  		} );

  	}

  } );

  jQuery.extend( {

  	valHooks: {
  		option: {
  			get: function( elem ) {

  				var val = jQuery.find.attr( elem, "value" );
  				return val != null ?
  					val :

  
  					// Support: IE <=10 - 11 only

  					// option.text throws exceptions (#14686, #14858)

  					// Strip and collapse whitespace
  					// https://html.spec.whatwg.org/#strip-and-collapse-whitespace
  					stripAndCollapse( jQuery.text( elem ) );

  			}
  		},
  		select: {
  			get: function( elem ) {

  				var value, option, i,

  					options = elem.options,
  					index = elem.selectedIndex,

  					one = elem.type === "select-one",

  					values = one ? null : [],

  					max = one ? index + 1 : options.length;
  
  				if ( index < 0 ) {
  					i = max;
  
  				} else {
  					i = one ? index : 0;
  				}

  
  				// Loop through all the selected options
  				for ( ; i < max; i++ ) {
  					option = options[ i ];

  					// Support: IE <=9 only
  					// IE8-9 doesn't update selected after form reset (#2551)

  					if ( ( option.selected || i === index ) &&

  							// Don't return options that are disabled or in a disabled optgroup

  							!option.disabled &&
  							( !option.parentNode.disabled ||
  								!jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {

  
  						// Get the specific value for the option
  						value = jQuery( option ).val();
  
  						// We don't need an array for one selects
  						if ( one ) {
  							return value;
  						}
  
  						// Multi-Selects return an array
  						values.push( value );
  					}
  				}
  
  				return values;
  			},
  
  			set: function( elem, value ) {
  				var optionSet, option,
  					options = elem.options,
  					values = jQuery.makeArray( value ),
  					i = options.length;
  
  				while ( i-- ) {
  					option = options[ i ];

  					/* eslint-disable no-cond-assign */

  					if ( option.selected =
  						jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1
  					) {
  						optionSet = true;

  					}

  
  					/* eslint-enable no-cond-assign */

  				}
  
  				// Force browsers to behave consistently when non-matching value is set
  				if ( !optionSet ) {
  					elem.selectedIndex = -1;
  				}

  				return values;

  			}
  		}
  	}

  } );

  
  // Radios and checkboxes getter/setter

  jQuery.each( [ "radio", "checkbox" ], function() {

  	jQuery.valHooks[ this ] = {
  		set: function( elem, value ) {
  			if ( jQuery.isArray( value ) ) {

  				return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 );

  			}
  		}
  	};
  	if ( !support.checkOn ) {
  		jQuery.valHooks[ this ].get = function( elem ) {

  			return elem.getAttribute( "value" ) === null ? "on" : elem.value;

  		};
  	}

  } );

  } );