rimraf
Version:
A deep deletion module for node (like `rm -rf`)
65 lines • 2.27 kB
JavaScript
;
// note: max backoff is the maximum that any *single* backoff will do
Object.defineProperty(exports, "__esModule", { value: true });
exports.retryBusySync = exports.retryBusy = exports.codes = exports.MAXRETRIES = exports.RATE = exports.MAXBACKOFF = void 0;
const promises_1 = require("timers/promises");
const error_js_1 = require("./error.js");
exports.MAXBACKOFF = 200;
exports.RATE = 1.2;
exports.MAXRETRIES = 10;
exports.codes = new Set(['EMFILE', 'ENFILE', 'EBUSY']);
const retryBusy = (fn) => {
const method = async (path, opt, backoff = 1, total = 0) => {
const mbo = opt.maxBackoff || exports.MAXBACKOFF;
const rate = opt.backoff || exports.RATE;
const max = opt.maxRetries || exports.MAXRETRIES;
let retries = 0;
while (true) {
try {
return await fn(path);
}
catch (er) {
if ((0, error_js_1.isFsError)(er) && er.path === path && exports.codes.has(er.code)) {
backoff = Math.ceil(backoff * rate);
total = backoff + total;
if (total < mbo) {
await (0, promises_1.setTimeout)(backoff);
return method(path, opt, backoff, total);
}
if (retries < max) {
retries++;
continue;
}
}
throw er;
}
}
};
return method;
};
exports.retryBusy = retryBusy;
// just retries, no async so no backoff
const retryBusySync = (fn) => {
const method = (path, opt) => {
const max = opt.maxRetries || exports.MAXRETRIES;
let retries = 0;
while (true) {
try {
return fn(path);
}
catch (er) {
if ((0, error_js_1.isFsError)(er) &&
er.path === path &&
exports.codes.has(er.code) &&
retries < max) {
retries++;
continue;
}
throw er;
}
}
};
return method;
};
exports.retryBusySync = retryBusySync;
//# sourceMappingURL=retry-busy.js.map