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protect for in loops with hasOwnProperty

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This commit is contained in:
Bart van den Eijnden
2012-02-29 18:43:55 +01:00
parent d7a3ecac08
commit e3cc96dbfb
31 changed files with 385 additions and 266 deletions
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16
lib/OpenLayers/Tween.js
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@@ -127,14 +127,16 @@ OpenLayers.Tween = OpenLayers.Class({
play: function() {
var value = {};
for (var i in this.begin) {
var b = this.begin[i];
var f = this.finish[i];
if (b == null || f == null || isNaN(b) || isNaN(f)) {
throw new TypeError('invalid value for Tween');
}
if (this.begin.hasOwnProperty(i)) {
var b = this.begin[i];
var f = this.finish[i];
if (b == null || f == null || isNaN(b) || isNaN(f)) {
throw new TypeError('invalid value for Tween');
}
var c = f - b;
value[i] = this.easing.apply(this, [this.time, b, c, this.duration]);
var c = f - b;
value[i] = this.easing.apply(this, [this.time, b, c, this.duration]);
}
}
this.time++;