33 lines
646 B
JavaScript
33 lines
646 B
JavaScript
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export function allPromiseFinish(promiseList) {
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let hasError = false;
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let count = promiseList.length;
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const results = [];
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if (!promiseList.length) {
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return Promise.resolve([]);
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}
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return new Promise((resolve, reject) => {
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promiseList.forEach((promise, index) => {
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promise
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.catch(e => {
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hasError = true;
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return e;
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})
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.then(result => {
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count -= 1;
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results[index] = result;
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if (count > 0) {
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return;
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}
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if (hasError) {
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reject(results);
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}
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resolve(results);
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});
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});
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});
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}
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