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Removing a redundant finishThrottle check, renaming vars.

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This commit is contained in:
Jeremy Ashkenas
2011-10-24 14:39:14 -04:00
parent bffdb50f9b
commit 9fcaac97b6
1 changed files with 8 additions and 8 deletions
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16
underscore.js
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@@ -523,18 +523,18 @@
// Returns a function, that, when invoked, will only be triggered at most once
// during a given window of time.
_.throttle = function(func, wait) {
var timeout, context, args, throttling, finishThrottle;
finishThrottle = _.debounce(function(){ throttling = false; }, wait);
var context, args, timeout, throttling;
var whenDone = _.debounce(function(){ throttling = false; }, wait);
return function() {
context = this; args = arguments;
var throttler = function() {
var later = function() {
timeout = null;
func.apply(context, args);
finishThrottle();
whenDone();
};
if (!timeout) timeout = setTimeout(throttler, wait);
if (!timeout) timeout = setTimeout(later, wait);
if (!throttling) func.apply(context, args);
if (finishThrottle) finishThrottle();
whenDone();
throttling = true;
};
};
@@ -546,12 +546,12 @@
var timeout;
return function() {
var context = this, args = arguments;
var throttler = function() {
var later = function() {
timeout = null;
func.apply(context, args);
};
clearTimeout(timeout);
timeout = setTimeout(throttler, wait);
timeout = setTimeout(later, wait);
};
};