59 lines
1.5 KiB
JavaScript
59 lines
1.5 KiB
JavaScript
getJasmineRequireObj().QueueRunner = function() {
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function QueueRunner(attrs) {
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this.fns = attrs.fns || [];
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this.onComplete = attrs.onComplete || function() {};
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this.clearStack = attrs.clearStack || function(fn) {fn();};
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this.onException = attrs.onException || function() {};
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this.catchException = attrs.catchException || function() { return true; };
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}
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QueueRunner.prototype.execute = function() {
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this.run(this.fns, 0);
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};
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QueueRunner.prototype.run = function(fns, recursiveIndex) {
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var length = fns.length,
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self = this,
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iterativeIndex;
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for(iterativeIndex = recursiveIndex; iterativeIndex < length; iterativeIndex++) {
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var fn = fns[iterativeIndex];
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if (fn.length > 0) {
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var attemptSuccessful = attempt(function() {
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fn.call(self, function() { self.run(fns, iterativeIndex + 1); });
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});
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if(attemptSuccessful) {
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return;
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}
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} else {
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attempt(function() { fn.call(self); });
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}
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}
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var runnerDone = iterativeIndex >= length;
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if (runnerDone) {
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this.clearStack(this.onComplete);
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}
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function attempt(fn) {
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try {
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fn();
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return true;
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} catch (e) {
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self.onException(e);
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if (!self.catchException(e)) {
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//TODO: set a var when we catch an exception and
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//use a finally block to close the loop in a nice way..
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throw e;
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}
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return false;
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}
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}
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};
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return QueueRunner;
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};
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