Moved some methods around inbetween core.js and traversing.js. Core methods shouldn't rely upon other modules (e.g. the selector engine) wherever possible.

This commit is contained in:
John Resig 2009-12-10 09:25:25 -08:00
parent ede2f2c4f7
commit 474d814076
4 changed files with 161 additions and 161 deletions

View file

@ -210,25 +210,6 @@ jQuery.fn = jQuery.prototype = {
each: function( callback, args ) {
return jQuery.each( this, callback, args );
},
// Determine the position of an element within
// the matched set of elements
index: function( elem ) {
if ( !elem || typeof elem === "string" ) {
return jQuery.inArray( this[0],
// If it receives a string, the selector is used
// If it receives nothing, the siblings are used
elem ? jQuery( elem ) : this.parent().children() );
}
// Locate the position of the desired element
return jQuery.inArray(
// If it receives a jQuery object, the first element is used
elem.jquery ? elem[0] : elem, this );
},
is: function( selector ) {
return !!selector && jQuery.filter( selector, this ).length > 0;
},
ready: function( fn ) {
// Attach the listeners
@ -247,6 +228,35 @@ jQuery.fn = jQuery.prototype = {
return this;
},
eq: function( i ) {
return i === -1 ?
this.slice( i ) :
this.slice( i, +i + 1 );
},
first: function() {
return this.eq( 0 );
},
last: function() {
return this.eq( -1 );
},
slice: function() {
return this.pushStack( slice.apply( this, arguments ),
"slice", slice.call(arguments).join(",") );
},
map: function( callback ) {
return this.pushStack( jQuery.map(this, function(elem, i){
return callback.call( elem, i, elem );
}));
},
end: function() {
return this.prevObject || jQuery(null);
},
// For internal use only.
// Behaves like an Array's method, not like a jQuery method.

View file

@ -79,6 +79,10 @@ jQuery.fn.extend({
filter: function( selector ) {
return this.pushStack( winnow(this, selector, true), "filter", selector );
},
is: function( selector ) {
return !!selector && jQuery.filter( selector, this ).length > 0;
},
closest: function( selectors, context ) {
if ( jQuery.isArray( selectors ) ) {
@ -124,6 +128,21 @@ jQuery.fn.extend({
return null;
});
},
// Determine the position of an element within
// the matched set of elements
index: function( elem ) {
if ( !elem || typeof elem === "string" ) {
return jQuery.inArray( this[0],
// If it receives a string, the selector is used
// If it receives nothing, the siblings are used
elem ? jQuery( elem ) : this.parent().children() );
}
// Locate the position of the desired element
return jQuery.inArray(
// If it receives a jQuery object, the first element is used
elem.jquery ? elem[0] : elem, this );
},
add: function( selector, context ) {
var set = typeof selector === "string" ?
@ -136,37 +155,8 @@ jQuery.fn.extend({
all );
},
eq: function( i ) {
return i === -1 ?
this.slice( i ) :
this.slice( i, +i + 1 );
},
first: function() {
return this.eq( 0 );
},
last: function() {
return this.eq( -1 );
},
slice: function() {
return this.pushStack( slice.apply( this, arguments ),
"slice", slice.call(arguments).join(",") );
},
map: function( callback ) {
return this.pushStack( jQuery.map(this, function(elem, i){
return callback.call( elem, i, elem );
}));
},
andSelf: function() {
return this.add( this.prevObject );
},
end: function() {
return this.prevObject || jQuery(null);
}
});