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Make sure that at least one argument is provided to .slice(), in accordance with the spec. Fixes jQuery bug #4942.

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This commit is contained in:
John Resig 2009-07-23 13:22:55 +00:00
parent b964e56946
commit 0a6c5205d2
3 changed files with 8 additions and 6 deletions
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6
src/event.js
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@ -57,7 +57,7 @@ jQuery.event = {
// Namespaced event handlers
var namespaces = type.split(".");
type = namespaces.shift();
handler.type = namespaces.slice().sort().join(".");
handler.type = namespaces.slice(0).sort().join(".");
// Get the current list of functions bound to this event
var handlers = events[ type ],
@ -133,7 +133,7 @@ jQuery.event = {
var namespaces = type.split(".");
type = namespaces.shift();
var all = !namespaces.length,
namespace = new RegExp("(^|\\.)" + namespaces.slice().sort().join(".*\\.") + "(\\.|$)"),
namespace = new RegExp("(^|\\.)" + namespaces.slice(0).sort().join(".*\\.") + "(\\.|$)"),
special = this.special[ type ] || {};
if ( events[ type ] ) {
@ -291,7 +291,7 @@ jQuery.event = {
// Cache this now, all = true means, any handler
all = !namespaces.length && !event.exclusive;
var namespace = new RegExp("(^|\\.)" + namespaces.slice().sort().join(".*\\.") + "(\\.|$)");
var namespace = new RegExp("(^|\\.)" + namespaces.slice(0).sort().join(".*\\.") + "(\\.|$)");
handlers = ( jQuery.data(this, "events") || {} )[ event.type ];