27 lines
685 B
TypeScript
27 lines
685 B
TypeScript
export function retry(this: any, func: Function, retryMax: number, config: any = {}) {
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let retryNum = 0;
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const { retryDelay = 500, errorHandler = () => true } = config;
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const funcR = (...arg) => {
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return new Promise((resolve, reject) => {
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func(...arg)
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.then(result => {
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retryNum = 0;
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resolve(result);
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})
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.catch(err => {
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if (retryNum < retryMax && errorHandler(err)) {
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retryNum++;
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setTimeout(() => {
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resolve(funcR(...arg));
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}, retryDelay);
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} else {
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retryNum = 0;
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reject(err);
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}
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});
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});
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};
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return funcR;
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}
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