first commit

20 files changed, 454 insertions, 0 deletions

diff --git a/node_modules/exponential-backoff/dist/backoff.d.ts b/node_modules/exponential-backoff/dist/backoff.d.ts
new file mode 100644
index 0000000..2ea9505
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/backoff.d.ts
@@ -0,0 +1,9 @@
+import { IBackOffOptions, BackoffOptions } from "./options";
+export { BackoffOptions, IBackOffOptions };
+/**
+ * Executes a function with exponential backoff.
+ * @param request the function to be executed
+ * @param options options to customize the backoff behavior
+ * @returns Promise that resolves to the result of the `request` function
+ */
+export declare function backOff<T>(request: () => Promise<T>, options?: BackoffOptions): Promise<T>;
diff --git a/node_modules/exponential-backoff/dist/backoff.js b/node_modules/exponential-backoff/dist/backoff.js
new file mode 100644
index 0000000..6a1b6bd
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/backoff.js
@@ -0,0 +1,124 @@
+"use strict";
+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());
+    });
+};
+var __generator = (this && this.__generator) || function (thisArg, body) {
+    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
+    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
+    function verb(n) { return function (v) { return step([n, v]); }; }
+    function step(op) {
+        if (f) throw new TypeError("Generator is already executing.");
+        while (_) try {
+            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;
+            if (y = 0, t) op = [op[0] & 2, t.value];
+            switch (op[0]) {
+                case 0: case 1: t = op; break;
+                case 4: _.label++; return { value: op[1], done: false };
+                case 5: _.label++; y = op[1]; op = [0]; continue;
+                case 7: op = _.ops.pop(); _.trys.pop(); continue;
+                default:
+                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
+                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
+                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
+                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
+                    if (t[2]) _.ops.pop();
+                    _.trys.pop(); continue;
+            }
+            op = body.call(thisArg, _);
+        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
+        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
+    }
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+var options_1 = require("./options");
+var delay_factory_1 = require("./delay/delay.factory");
+/**
+ * Executes a function with exponential backoff.
+ * @param request the function to be executed
+ * @param options options to customize the backoff behavior
+ * @returns Promise that resolves to the result of the `request` function
+ */
+function backOff(request, options) {
+    if (options === void 0) { options = {}; }
+    return __awaiter(this, void 0, void 0, function () {
+        var sanitizedOptions, backOff;
+        return __generator(this, function (_a) {
+            switch (_a.label) {
+                case 0:
+                    sanitizedOptions = options_1.getSanitizedOptions(options);
+                    backOff = new BackOff(request, sanitizedOptions);
+                    return [4 /*yield*/, backOff.execute()];
+                case 1: return [2 /*return*/, _a.sent()];
+            }
+        });
+    });
+}
+exports.backOff = backOff;
+var BackOff = /** @class */ (function () {
+    function BackOff(request, options) {
+        this.request = request;
+        this.options = options;
+        this.attemptNumber = 0;
+    }
+    BackOff.prototype.execute = function () {
+        return __awaiter(this, void 0, void 0, function () {
+            var e_1, shouldRetry;
+            return __generator(this, function (_a) {
+                switch (_a.label) {
+                    case 0:
+                        if (!!this.attemptLimitReached) return [3 /*break*/, 7];
+                        _a.label = 1;
+                    case 1:
+                        _a.trys.push([1, 4, , 6]);
+                        return [4 /*yield*/, this.applyDelay()];
+                    case 2:
+                        _a.sent();
+                        return [4 /*yield*/, this.request()];
+                    case 3: return [2 /*return*/, _a.sent()];
+                    case 4:
+                        e_1 = _a.sent();
+                        this.attemptNumber++;
+                        return [4 /*yield*/, this.options.retry(e_1, this.attemptNumber)];
+                    case 5:
+                        shouldRetry = _a.sent();
+                        if (!shouldRetry || this.attemptLimitReached) {
+                            throw e_1;
+                        }
+                        return [3 /*break*/, 6];
+                    case 6: return [3 /*break*/, 0];
+                    case 7: throw new Error("Something went wrong.");
+                }
+            });
+        });
+    };
+    Object.defineProperty(BackOff.prototype, "attemptLimitReached", {
+        get: function () {
+            return this.attemptNumber >= this.options.numOfAttempts;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    BackOff.prototype.applyDelay = function () {
+        return __awaiter(this, void 0, void 0, function () {
+            var delay;
+            return __generator(this, function (_a) {
+                switch (_a.label) {
+                    case 0:
+                        delay = delay_factory_1.DelayFactory(this.options, this.attemptNumber);
+                        return [4 /*yield*/, delay.apply()];
+                    case 1:
+                        _a.sent();
+                        return [2 /*return*/];
+                }
+            });
+        });
+    };
+    return BackOff;
+}());
+//# sourceMappingURL=backoff.js.map
\ No newline at end of file
diff --git a/node_modules/exponential-backoff/dist/delay/always/always.delay.d.ts b/node_modules/exponential-backoff/dist/delay/always/always.delay.d.ts
new file mode 100644
index 0000000..641d0bc
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/delay/always/always.delay.d.ts
@@ -0,0 +1,3 @@
+import { Delay } from "../delay.base";
+export declare class AlwaysDelay extends Delay {
+}
diff --git a/node_modules/exponential-backoff/dist/delay/always/always.delay.js b/node_modules/exponential-backoff/dist/delay/always/always.delay.js
new file mode 100644
index 0000000..40e3407
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/delay/always/always.delay.js
@@ -0,0 +1,25 @@
+"use strict";
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+Object.defineProperty(exports, "__esModule", { value: true });
+var delay_base_1 = require("../delay.base");
+var AlwaysDelay = /** @class */ (function (_super) {
+    __extends(AlwaysDelay, _super);
+    function AlwaysDelay() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    return AlwaysDelay;
+}(delay_base_1.Delay));
+exports.AlwaysDelay = AlwaysDelay;
+//# sourceMappingURL=always.delay.js.map
\ No newline at end of file
diff --git a/node_modules/exponential-backoff/dist/delay/delay.base.d.ts b/node_modules/exponential-backoff/dist/delay/delay.base.d.ts
new file mode 100644
index 0000000..3cdd15d
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/delay/delay.base.d.ts
@@ -0,0 +1,12 @@
+import { IDelay } from "./delay.interface";
+import { IBackOffOptions } from "../options";
+export declare abstract class Delay implements IDelay {
+    private options;
+    protected attempt: number;
+    constructor(options: IBackOffOptions);
+    apply(): Promise<unknown>;
+    setAttemptNumber(attempt: number): void;
+    private readonly jitteredDelay;
+    private readonly delay;
+    protected readonly numOfDelayedAttempts: number;
+}
diff --git a/node_modules/exponential-backoff/dist/delay/delay.base.js b/node_modules/exponential-backoff/dist/delay/delay.base.js
new file mode 100644
index 0000000..b146c2f
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/delay/delay.base.js
@@ -0,0 +1,45 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var jitter_factory_1 = require("../jitter/jitter.factory");
+var Delay = /** @class */ (function () {
+    function Delay(options) {
+        this.options = options;
+        this.attempt = 0;
+    }
+    Delay.prototype.apply = function () {
+        var _this = this;
+        return new Promise(function (resolve) { return setTimeout(resolve, _this.jitteredDelay); });
+    };
+    Delay.prototype.setAttemptNumber = function (attempt) {
+        this.attempt = attempt;
+    };
+    Object.defineProperty(Delay.prototype, "jitteredDelay", {
+        get: function () {
+            var jitter = jitter_factory_1.JitterFactory(this.options);
+            return jitter(this.delay);
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(Delay.prototype, "delay", {
+        get: function () {
+            var constant = this.options.startingDelay;
+            var base = this.options.timeMultiple;
+            var power = this.numOfDelayedAttempts;
+            var delay = constant * Math.pow(base, power);
+            return Math.min(delay, this.options.maxDelay);
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(Delay.prototype, "numOfDelayedAttempts", {
+        get: function () {
+            return this.attempt;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    return Delay;
+}());
+exports.Delay = Delay;
+//# sourceMappingURL=delay.base.js.map
\ No newline at end of file
diff --git a/node_modules/exponential-backoff/dist/delay/delay.factory.d.ts b/node_modules/exponential-backoff/dist/delay/delay.factory.d.ts
new file mode 100644
index 0000000..618ca4e
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/delay/delay.factory.d.ts
@@ -0,0 +1,3 @@
+import { IBackOffOptions } from "../options";
+import { IDelay } from "./delay.interface";
+export declare function DelayFactory(options: IBackOffOptions, attempt: number): IDelay;
diff --git a/node_modules/exponential-backoff/dist/delay/delay.factory.js b/node_modules/exponential-backoff/dist/delay/delay.factory.js
new file mode 100644
index 0000000..33008db
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/delay/delay.factory.js
@@ -0,0 +1,17 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var skip_first_delay_1 = require("./skip-first/skip-first.delay");
+var always_delay_1 = require("./always/always.delay");
+function DelayFactory(options, attempt) {
+    var delay = initDelayClass(options);
+    delay.setAttemptNumber(attempt);
+    return delay;
+}
+exports.DelayFactory = DelayFactory;
+function initDelayClass(options) {
+    if (!options.delayFirstAttempt) {
+        return new skip_first_delay_1.SkipFirstDelay(options);
+    }
+    return new always_delay_1.AlwaysDelay(options);
+}
+//# sourceMappingURL=delay.factory.js.map
\ No newline at end of file
diff --git a/node_modules/exponential-backoff/dist/delay/delay.interface.d.ts b/node_modules/exponential-backoff/dist/delay/delay.interface.d.ts
new file mode 100644
index 0000000..6f2a10b
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/delay/delay.interface.d.ts
@@ -0,0 +1,4 @@
+export interface IDelay {
+    apply: () => Promise<unknown>;
+    setAttemptNumber: (attempt: number) => void;
+}
diff --git a/node_modules/exponential-backoff/dist/delay/delay.interface.js b/node_modules/exponential-backoff/dist/delay/delay.interface.js
new file mode 100644
index 0000000..6fe2a5a
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/delay/delay.interface.js
@@ -0,0 +1,3 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+//# sourceMappingURL=delay.interface.js.map
\ No newline at end of file
diff --git a/node_modules/exponential-backoff/dist/delay/skip-first/skip-first.delay.d.ts b/node_modules/exponential-backoff/dist/delay/skip-first/skip-first.delay.d.ts
new file mode 100644
index 0000000..d4d7caf
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/delay/skip-first/skip-first.delay.d.ts
@@ -0,0 +1,6 @@
+import { Delay } from "../delay.base";
+export declare class SkipFirstDelay extends Delay {
+    apply(): Promise<unknown>;
+    private readonly isFirstAttempt;
+    protected readonly numOfDelayedAttempts: number;
+}
diff --git a/node_modules/exponential-backoff/dist/delay/skip-first/skip-first.delay.js b/node_modules/exponential-backoff/dist/delay/skip-first/skip-first.delay.js
new file mode 100644
index 0000000..73f8841
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/delay/skip-first/skip-first.delay.js
@@ -0,0 +1,82 @@
+"use strict";
+var __extends = (this && this.__extends) || (function () {
+    var extendStatics = function (d, b) {
+        extendStatics = Object.setPrototypeOf ||
+            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
+            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
+        return extendStatics(d, b);
+    };
+    return function (d, b) {
+        extendStatics(d, b);
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+})();
+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());
+    });
+};
+var __generator = (this && this.__generator) || function (thisArg, body) {
+    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
+    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
+    function verb(n) { return function (v) { return step([n, v]); }; }
+    function step(op) {
+        if (f) throw new TypeError("Generator is already executing.");
+        while (_) try {
+            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;
+            if (y = 0, t) op = [op[0] & 2, t.value];
+            switch (op[0]) {
+                case 0: case 1: t = op; break;
+                case 4: _.label++; return { value: op[1], done: false };
+                case 5: _.label++; y = op[1]; op = [0]; continue;
+                case 7: op = _.ops.pop(); _.trys.pop(); continue;
+                default:
+                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
+                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
+                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
+                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
+                    if (t[2]) _.ops.pop();
+                    _.trys.pop(); continue;
+            }
+            op = body.call(thisArg, _);
+        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
+        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
+    }
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+var delay_base_1 = require("../delay.base");
+var SkipFirstDelay = /** @class */ (function (_super) {
+    __extends(SkipFirstDelay, _super);
+    function SkipFirstDelay() {
+        return _super !== null && _super.apply(this, arguments) || this;
+    }
+    SkipFirstDelay.prototype.apply = function () {
+        return __awaiter(this, void 0, void 0, function () {
+            return __generator(this, function (_a) {
+                return [2 /*return*/, this.isFirstAttempt ? true : _super.prototype.apply.call(this)];
+            });
+        });
+    };
+    Object.defineProperty(SkipFirstDelay.prototype, "isFirstAttempt", {
+        get: function () {
+            return this.attempt === 0;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    Object.defineProperty(SkipFirstDelay.prototype, "numOfDelayedAttempts", {
+        get: function () {
+            return this.attempt - 1;
+        },
+        enumerable: true,
+        configurable: true
+    });
+    return SkipFirstDelay;
+}(delay_base_1.Delay));
+exports.SkipFirstDelay = SkipFirstDelay;
+//# sourceMappingURL=skip-first.delay.js.map
\ No newline at end of file
diff --git a/node_modules/exponential-backoff/dist/jitter/full/full.jitter.d.ts b/node_modules/exponential-backoff/dist/jitter/full/full.jitter.d.ts
new file mode 100644
index 0000000..d034464
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/jitter/full/full.jitter.d.ts
@@ -0,0 +1 @@
+export declare function fullJitter(delay: number): number;
diff --git a/node_modules/exponential-backoff/dist/jitter/full/full.jitter.js b/node_modules/exponential-backoff/dist/jitter/full/full.jitter.js
new file mode 100644
index 0000000..16cee36
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/jitter/full/full.jitter.js
@@ -0,0 +1,8 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+function fullJitter(delay) {
+    var jitteredDelay = Math.random() * delay;
+    return Math.round(jitteredDelay);
+}
+exports.fullJitter = fullJitter;
+//# sourceMappingURL=full.jitter.js.map
\ No newline at end of file
diff --git a/node_modules/exponential-backoff/dist/jitter/jitter.factory.d.ts b/node_modules/exponential-backoff/dist/jitter/jitter.factory.d.ts
new file mode 100644
index 0000000..f84bdea
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/jitter/jitter.factory.d.ts
@@ -0,0 +1,3 @@
+import { IBackOffOptions } from "../options";
+export declare type Jitter = (delay: number) => number;
+export declare function JitterFactory(options: IBackOffOptions): Jitter;
diff --git a/node_modules/exponential-backoff/dist/jitter/jitter.factory.js b/node_modules/exponential-backoff/dist/jitter/jitter.factory.js
new file mode 100644
index 0000000..8aafe45
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/jitter/jitter.factory.js
@@ -0,0 +1,15 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+var full_jitter_1 = require("./full/full.jitter");
+var no_jitter_1 = require("./no/no.jitter");
+function JitterFactory(options) {
+    switch (options.jitter) {
+        case "full":
+            return full_jitter_1.fullJitter;
+        case "none":
+        default:
+            return no_jitter_1.noJitter;
+    }
+}
+exports.JitterFactory = JitterFactory;
+//# sourceMappingURL=jitter.factory.js.map
\ No newline at end of file
diff --git a/node_modules/exponential-backoff/dist/jitter/no/no.jitter.d.ts b/node_modules/exponential-backoff/dist/jitter/no/no.jitter.d.ts
new file mode 100644
index 0000000..3afaddd
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/jitter/no/no.jitter.d.ts
@@ -0,0 +1 @@
+export declare function noJitter(delay: number): number;
diff --git a/node_modules/exponential-backoff/dist/jitter/no/no.jitter.js b/node_modules/exponential-backoff/dist/jitter/no/no.jitter.js
new file mode 100644
index 0000000..15a40bb
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/jitter/no/no.jitter.js
@@ -0,0 +1,7 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+function noJitter(delay) {
+    return delay;
+}
+exports.noJitter = noJitter;
+//# sourceMappingURL=no.jitter.js.map
\ No newline at end of file
diff --git a/node_modules/exponential-backoff/dist/options.d.ts b/node_modules/exponential-backoff/dist/options.d.ts
new file mode 100644
index 0000000..94e0bb4
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/options.d.ts
@@ -0,0 +1,55 @@
+/**
+ * Type of jitter to apply to the delay.
+ * - `"none"`: no jitter is applied
+ * - `"full"`: full jitter is applied (random value between `0` and `delay`)
+ */
+export declare type JitterType = "none" | "full";
+export declare type BackoffOptions = Partial<IBackOffOptions>;
+export interface IBackOffOptions {
+    /**
+     * Decides whether the `startingDelay` should be applied before the first call.
+     * If `false`, the first call will occur without a delay.
+     * @defaultValue `false`
+     */
+    delayFirstAttempt: boolean;
+    /**
+     * Decides whether a [jitter](https://aws.amazon.com/blogs/architecture/exponential-backoff-and-jitter/)
+     * should be applied to the delay. Possible values are `"full"` and `"none"`.
+     * @defaultValue `"none"`
+     */
+    jitter: JitterType;
+    /**
+     * The maximum delay, in milliseconds, between two consecutive attempts.
+     * @defaultValue `Infinity`
+     */
+    maxDelay: number;
+    /**
+     * The maximum number of times to attempt the function.
+     * Must be at least `1`.
+     * @defaultValue `10`
+     */
+    numOfAttempts: number;
+    /**
+     * The `retry` function can be used to run logic after every failed attempt (e.g. logging a message,
+     * assessing the last error, etc.).
+     * It is called with the last error and the upcoming attempt number.
+     * Returning `true` will retry the function as long as the `numOfAttempts` has not been exceeded.
+     * Returning `false` will end the execution.
+     * @defaultValue a function that always returns `true`.
+     * @param e The last error thrown by the function.
+     * @param attemptNumber The upcoming attempt number.
+     * @returns `true` to retry the function, `false` to end the execution
+     */
+    retry: (e: any, attemptNumber: number) => boolean | Promise<boolean>;
+    /**
+     * The delay, in milliseconds, before executing the function for the first time.
+     * @defaultValue `100`
+     */
+    startingDelay: number;
+    /**
+     * The `startingDelay` is multiplied by the `timeMultiple` to increase the delay between reattempts.
+     * @defaultValue `2`
+     */
+    timeMultiple: number;
+}
+export declare function getSanitizedOptions(options: BackoffOptions): IBackOffOptions;
diff --git a/node_modules/exponential-backoff/dist/options.js b/node_modules/exponential-backoff/dist/options.js
new file mode 100644
index 0000000..1d2ca17
--- /dev/null
+++ b/node_modules/exponential-backoff/dist/options.js
@@ -0,0 +1,31 @@
+"use strict";
+var __assign = (this && this.__assign) || function () {
+    __assign = Object.assign || function(t) {
+        for (var s, i = 1, n = arguments.length; i < n; i++) {
+            s = arguments[i];
+            for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
+                t[p] = s[p];
+        }
+        return t;
+    };
+    return __assign.apply(this, arguments);
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+var defaultOptions = {
+    delayFirstAttempt: false,
+    jitter: "none",
+    maxDelay: Infinity,
+    numOfAttempts: 10,
+    retry: function () { return true; },
+    startingDelay: 100,
+    timeMultiple: 2
+};
+function getSanitizedOptions(options) {
+    var sanitized = __assign(__assign({}, defaultOptions), options);
+    if (sanitized.numOfAttempts < 1) {
+        sanitized.numOfAttempts = 1;
+    }
+    return sanitized;
+}
+exports.getSanitizedOptions = getSanitizedOptions;
+//# sourceMappingURL=options.js.map
\ No newline at end of file