33 lines
842 B
TypeScript
33 lines
842 B
TypeScript
// Copyright 2021 Signal Messenger, LLC
|
|
// SPDX-License-Identifier: AGPL-3.0-only
|
|
|
|
import { SECOND, MINUTE } from './durations';
|
|
import { isNormalNumber } from './isNormalNumber';
|
|
|
|
const DEFAULT_RETRY_AFTER = MINUTE;
|
|
const MINIMAL_RETRY_AFTER = SECOND;
|
|
|
|
export function parseRetryAfterWithDefault(
|
|
value: unknown,
|
|
defaultValue: number = DEFAULT_RETRY_AFTER
|
|
): number {
|
|
const retryAfter = parseRetryAfter(value);
|
|
if (retryAfter === undefined) {
|
|
return defaultValue;
|
|
}
|
|
|
|
return Math.max(retryAfter, MINIMAL_RETRY_AFTER);
|
|
}
|
|
|
|
export function parseRetryAfter(value: unknown): number | undefined {
|
|
if (typeof value !== 'string') {
|
|
return undefined;
|
|
}
|
|
|
|
const retryAfter = parseInt(value, 10);
|
|
if (!isNormalNumber(retryAfter) || retryAfter.toString() !== value) {
|
|
return undefined;
|
|
}
|
|
|
|
return retryAfter * SECOND;
|
|
}
|