retry-utils
Version:
retry-utils is a lightweight and intuitive module that provides a simple yet powerful retry mechanism for your applications.
34 lines (33 loc) • 1.45 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.retry = void 0;
const delay_1 = require("./delay");
/**
* Retry any async function until it returns a meaningful value till number of attempts
* @param {function} op - async function
* @param {RetryOptions} options retry options
* @returns Promise<result | undefined>
*/
function retry(op, options = {}) {
return __awaiter(this, void 0, void 0, function* () {
const { attempts = 5, delayMs = 3000 } = options;
for (let i = 0; i < attempts; i++) {
const result = yield op();
if (result) {
return result;
}
yield (0, delay_1.delay)(delayMs);
}
return;
});
}
exports.retry = retry;