19 lines
563 B
JavaScript
19 lines
563 B
JavaScript
/**
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* This function transforms a JS object `ObjMap<Promise<T>>` into
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* a `Promise<ObjMap<T>>`
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*
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* This is akin to bluebird's `Promise.props`, but implemented only using
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* `Promise.all` so it will work with any implementation of ES6 promises.
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*/
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export function promiseForObject(object) {
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return Promise.all(Object.values(object)).then((resolvedValues) => {
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const resolvedObject = Object.create(null);
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for (const [i, key] of Object.keys(object).entries()) {
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resolvedObject[key] = resolvedValues[i];
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}
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return resolvedObject;
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});
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}
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