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118 lines
5.5 KiB
JavaScript
118 lines
5.5 KiB
JavaScript
"use strict";
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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};
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var __generator = (this && this.__generator) || function (thisArg, body) {
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var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
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return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
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function verb(n) { return function (v) { return step([n, v]); }; }
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function step(op) {
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if (f) throw new TypeError("Generator is already executing.");
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while (_) try {
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if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
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if (y = 0, t) op = [op[0] & 2, t.value];
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switch (op[0]) {
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case 0: case 1: t = op; break;
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case 4: _.label++; return { value: op[1], done: false };
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case 5: _.label++; y = op[1]; op = [0]; continue;
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case 7: op = _.ops.pop(); _.trys.pop(); continue;
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default:
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if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
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if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
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if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
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if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
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if (t[2]) _.ops.pop();
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_.trys.pop(); continue;
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}
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op = body.call(thisArg, _);
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} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
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if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
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}
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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var options_1 = require("./options");
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var delay_factory_1 = require("./delay/delay.factory");
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function backOff(request, options) {
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if (options === void 0) { options = {}; }
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return __awaiter(this, void 0, void 0, function () {
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var sanitizedOptions, backOff;
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return __generator(this, function (_a) {
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switch (_a.label) {
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case 0:
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sanitizedOptions = options_1.getSanitizedOptions(options);
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backOff = new BackOff(request, sanitizedOptions);
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return [4 /*yield*/, backOff.execute()];
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case 1: return [2 /*return*/, _a.sent()];
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}
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});
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});
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}
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exports.backOff = backOff;
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var BackOff = /** @class */ (function () {
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function BackOff(request, options) {
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this.request = request;
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this.options = options;
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this.attemptNumber = 0;
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}
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BackOff.prototype.execute = function () {
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return __awaiter(this, void 0, void 0, function () {
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var e_1, shouldRetry;
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return __generator(this, function (_a) {
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switch (_a.label) {
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case 0:
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if (!!this.attemptLimitReached) return [3 /*break*/, 7];
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_a.label = 1;
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case 1:
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_a.trys.push([1, 4, , 6]);
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return [4 /*yield*/, this.applyDelay()];
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case 2:
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_a.sent();
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return [4 /*yield*/, this.request()];
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case 3: return [2 /*return*/, _a.sent()];
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case 4:
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e_1 = _a.sent();
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this.attemptNumber++;
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return [4 /*yield*/, this.options.retry(e_1, this.attemptNumber)];
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case 5:
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shouldRetry = _a.sent();
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if (!shouldRetry || this.attemptLimitReached) {
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throw e_1;
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}
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return [3 /*break*/, 6];
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case 6: return [3 /*break*/, 0];
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case 7: throw new Error("Something went wrong.");
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}
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});
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});
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};
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Object.defineProperty(BackOff.prototype, "attemptLimitReached", {
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get: function () {
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return this.attemptNumber >= this.options.numOfAttempts;
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},
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enumerable: true,
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configurable: true
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});
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BackOff.prototype.applyDelay = function () {
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return __awaiter(this, void 0, void 0, function () {
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var delay;
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return __generator(this, function (_a) {
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switch (_a.label) {
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case 0:
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delay = delay_factory_1.DelayFactory(this.options, this.attemptNumber);
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return [4 /*yield*/, delay.apply()];
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case 1:
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_a.sent();
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return [2 /*return*/];
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}
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});
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});
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};
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return BackOff;
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}());
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//# sourceMappingURL=backoff.js.map
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