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Not only does it pass the default JSLint settings, it also no longer leaks *any* global variables!

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This commit is contained in:
John Resig 2006-05-17 02:42:03 +00:00
parent 2a6b0ee7c8
commit 4986837802
4 changed files with 88 additions and 77 deletions
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52
jquery/jquery.js vendored
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@ -214,13 +214,13 @@ function $(a,c) {
},
bind: function(t,f) {
return this.each(function(){addEvent(this,t,f);});
return this.each(function(){$.event.add(this,t,f);});
},
unbind: function(t,f) {
return this.each(function(){removeEvent(this,t,f);});
return this.each(function(){$.event.remove(this,t,f);});
},
trigger: function(t) {
return this.each(function(){triggerEvent(this,t);});
return this.each(function(){$.event.trigger(this,t);});
},
find: function(t) {
@ -315,6 +315,8 @@ function $(a,c) {
return self;
}
$.eval = eval;
$.apply = function(o,f,a) {
a = a || [];
if ( f.apply ) {
@ -325,7 +327,7 @@ $.apply = function(o,f,a) {
p[i] = 'a['+i+']';
}
o.$$exec = this;
var r = eval('o.$$exec(' + p.join(',') + ')');
var r = $.eval('o.$$exec(' + p.join(',') + ')');
o.$$exec = null;
return r;
}
@ -620,7 +622,7 @@ $.filter = function(t,r,not) {
}
if ( f !== null ) {
eval('f = function(a,i){return ' + f + '}');
$.eval('f = function(a,i){return ' + f + '}');
r = g( r, f );
}
}
@ -728,11 +730,13 @@ $.map = function(a,f) {
return r;
};
$.event = {};
// Bind an event to an element
// Original by Dean Edwards
function addEvent(element, type, handler) {
$.event.add = function(element, type, handler) {
if ( element.location ) { element = window; } // Ughhhhh....
if (!handler.$$guid) { handler.$$guid = addEvent.guid++; }
if (!handler.$$guid) { handler.$$guid = $.event.add.guid++; }
if (!element.events) { element.events = {}; }
var handlers = element.events[type];
if (!handlers) {
@ -742,13 +746,13 @@ function addEvent(element, type, handler) {
}
}
handlers[handler.$$guid] = handler;
element["on" + type] = handleEvent;
}
element["on" + type] = $.event.handle;
};
addEvent.guid = 1;
$.event.add.guid = 1;
// Detach an event or set of events from an element
function removeEvent(element, type, handler) {
$.event.remove = function(element, type, handler) {
if (element.events) {
if (type && element.events[type]) {
if ( handler ) {
@ -760,22 +764,22 @@ function removeEvent(element, type, handler) {
}
} else {
for ( var j in element.events ) {
removeEvent( element, j );
$.event.remove( element, j );
}
}
}
}
};
function triggerEvent(element,type,data) {
$.event.trigger = function(element,type,data) {
data = data || [{ type: type }];
if ( element && element["on" + type] ) {
$.apply( element, element["on" + type], data );
}
}
};
function handleEvent(event) {
$.event.handle = function(event) {
var returnValue = true;
event = event || fixEvent(window.event);
event = event || $.event.fix(window.event);
var handlers = [];
for ( var j in this.events[event.type] ) {
handlers[handlers.length] = this.events[event.type][j];
@ -793,19 +797,19 @@ function handleEvent(event) {
} catch(e){}
}
return returnValue;
}
};
function fixEvent(event) {
event.preventDefault = fixEvent.preventDefault;
event.stopPropagation = fixEvent.stopPropagation;
$.event.fix = function(event) {
event.preventDefault = $.event.fix.preventDefault;
event.stopPropagation = $.event.fix.stopPropagation;
return event;
}
};
fixEvent.preventDefault = function() {
$.event.fix.preventDefault = function() {
this.returnValue = false;
};
fixEvent.stopPropagation = function() {
$.event.fix.stopPropagation = function() {
this.cancelBubble = true;
};