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nextTick fallback with setImmediate and setTimeout #49

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nextTick fallback with setImmediate and setTimeout #49

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5bc1a51
nextTick with browser fallback
prabirshrestha Jan 26, 2013
a3f2e64
Adds setImmediate fallback if process.nextTick isn't available
shebson Jul 3, 2013
7ab85f0
Space before and after else (thanks prabirshrestha)
shebson Jul 3, 2013
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16 changes: 15 additions & 1 deletion lib/step.js
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Original file line number Diff line number Diff line change
Expand Up @@ -99,7 +99,7 @@ function Step() {
localCallback(error, result);
}
}
process.nextTick(check); // Ensures that check is called at least once
Step.nextTick(check); // Ensures that check is called at least once

// Generates a callback for the group
return function () {
Expand Down Expand Up @@ -145,6 +145,20 @@ Step.fn = function StepFn() {
}
}

// nextTick with browser fallback
if (typeof process === 'undefined' || !(process.nextTick)) {
if (typeof setImmediate == 'function') {
Step.nextTick = function(fn){
setImmediate(fn)
};
} else {
Step.nextTick = function (fn) {
setTimeout(fn, 0);
};
}
} else {
Step.nextTick = process.nextTick;
}

// Hook into commonJS module systems
if (typeof module !== 'undefined' && "exports" in module) {
Expand Down