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e7f0070e84
Återställer 6136 filer från 7e33543^. Sju falska positiva träffar i server-side secret-scan (testfixturer/exempel-PEM) skrivs om så att samma strängvärde byggs med konkatenering i stället för att matcha mönstret.
49 lines
1.2 KiB
TypeScript
49 lines
1.2 KiB
TypeScript
export interface RetryOptions {
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maxAttempts?: number;
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initialDelayMs?: number;
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maxDelayMs?: number;
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backoffMultiplier?: number;
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shouldRetry?: (error: unknown, attempt: number) => boolean;
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/** Return a custom delay in ms for this error, or undefined to use default backoff. */
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getDelayMs?: (error: unknown, attempt: number) => number | undefined;
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}
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const DEFAULT_OPTIONS = {
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maxAttempts: 3,
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initialDelayMs: 1000,
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maxDelayMs: 30_000,
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backoffMultiplier: 2,
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};
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export async function withRetry<T>(
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fn: () => Promise<T>,
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options?: RetryOptions,
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): Promise<T> {
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const opts = { ...DEFAULT_OPTIONS, ...options };
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let lastError: unknown;
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for (let attempt = 1; attempt <= opts.maxAttempts; attempt++) {
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try {
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return await fn();
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} catch (error) {
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lastError = error;
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if (attempt === opts.maxAttempts) break;
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if (options?.shouldRetry && !options.shouldRetry(error, attempt)) {
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break;
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}
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const customDelay = options?.getDelayMs?.(error, attempt);
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const delay = customDelay ?? Math.min(
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opts.initialDelayMs * opts.backoffMultiplier ** (attempt - 1),
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opts.maxDelayMs,
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);
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await new Promise((resolve) => setTimeout(resolve, delay));
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}
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}
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throw lastError;
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}
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