41 lines
949 B
TypeScript
41 lines
949 B
TypeScript
import * as fetchRetryFactory from "fetch-retry";
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import { Logger } from "src/tracing/logger";
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const fetchWithRetry = fetchRetryFactory.default(fetch);
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export async function retriedFetch(
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input: RequestInfo | URL,
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init: RequestInit = {}
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): Promise<Response> {
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return fetchWithRetry(input, {
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...init,
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retryOn: function (attempt, error, response) {
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// retry on any network error, or 4xx or 5xx status codes
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if (error !== null || !response || response.status >= 500) {
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Logger.getInstance().warn(
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`Retrying fetch attempt ${attempt} for ${getUrlFromInput(
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input
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)}`
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);
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return true;
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}
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return false;
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},
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retries: 6,
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retryDelay: function (attempt) {
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Logger;
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return Math.pow(1.5, attempt) * 500;
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},
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});
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}
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function getUrlFromInput(input: RequestInfo | URL): string {
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if (input instanceof URL) {
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return input.href;
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}
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if (typeof input === "string") {
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return input;
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}
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return input.url;
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}
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