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- // note: max backoff is the maximum that any *single* backoff will do
- export const MAXBACKOFF = 200;
- export const RATE = 1.2;
- export const MAXRETRIES = 10;
- export const codes = new Set(['EMFILE', 'ENFILE', 'EBUSY']);
- export const retryBusy = (fn) => {
- const method = async (path, opt, backoff = 1, total = 0) => {
- const mbo = opt.maxBackoff || MAXBACKOFF;
- const rate = opt.backoff || RATE;
- const max = opt.maxRetries || MAXRETRIES;
- let retries = 0;
- while (true) {
- try {
- return await fn(path);
- }
- catch (er) {
- const fer = er;
- if (fer?.path === path && fer?.code && codes.has(fer.code)) {
- backoff = Math.ceil(backoff * rate);
- total = backoff + total;
- if (total < mbo) {
- return new Promise((res, rej) => {
- setTimeout(() => {
- method(path, opt, backoff, total).then(res, rej);
- }, backoff);
- });
- }
- if (retries < max) {
- retries++;
- continue;
- }
- }
- throw er;
- }
- }
- };
- return method;
- };
- // just retries, no async so no backoff
- export const retryBusySync = (fn) => {
- const method = (path, opt) => {
- const max = opt.maxRetries || MAXRETRIES;
- let retries = 0;
- while (true) {
- try {
- return fn(path);
- }
- catch (er) {
- const fer = er;
- if (fer?.path === path &&
- fer?.code &&
- codes.has(fer.code) &&
- retries < max) {
- retries++;
- continue;
- }
- throw er;
- }
- }
- };
- return method;
- };
- //# sourceMappingURL=retry-busy.js.map
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