15 lines
394 B
JavaScript
15 lines
394 B
JavaScript
/**
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* Given an array of promise creators, executes them in a sequence.
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*
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* If any of the promises in the chain fails, all subsequent promises
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* will be skipped
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*
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* Returns the value last promise from a sequence resolved
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*/
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module.exports = function promiseWaterfall(tasks) {
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return tasks.reduce(
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(prevTaskPromise, task) => prevTaskPromise.then(task),
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Promise.resolve()
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);
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};
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