ts-eventually/dist/eventually.js

eventually for TypeScript

"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 (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        if (typeof b !== "function" && b !== null)
            throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
        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 (g && (g = 0, op[0] && (_ = 0)), _) 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 });
exports.eventually = exports.eventuallySync = void 0;
var eventuallySync = function (f, timeout, interval) {
    if (timeout === void 0) { timeout = 10; }
    if (interval === void 0) { interval = 1; }
    return __awaiter(void 0, void 0, void 0, function () {
        var start, until, e_1;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    start = Date.now();
                    until = new Date(start + timeout * 1000);
                    _a.label = 1;
                case 1:
                    _a.trys.push([1, 4, , 5]);
                    return [4 /*yield*/, delay(interval)];
                case 2:
                    _a.sent();
                    return [4 /*yield*/, execSync(f, until, interval, new UnexecutedError())];
                case 3: return [2 /*return*/, _a.sent()];
                case 4:
                    e_1 = _a.sent();
                    throw new TimeoutError(timeout, e_1);
                case 5: return [2 /*return*/];
            }
        });
    });
};
exports.eventuallySync = eventuallySync;
var eventually = function (f, timeout, interval) {
    if (timeout === void 0) { timeout = 10; }
    if (interval === void 0) { interval = 1; }
    return __awaiter(void 0, void 0, void 0, function () {
        var start, until, e_2;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    start = Date.now();
                    until = new Date(start + timeout * 1000);
                    _a.label = 1;
                case 1:
                    _a.trys.push([1, 4, , 5]);
                    return [4 /*yield*/, delay(interval)];
                case 2:
                    _a.sent();
                    return [4 /*yield*/, exec(f, until, interval, new UnexecutedError())];
                case 3: return [2 /*return*/, _a.sent()];
                case 4:
                    e_2 = _a.sent();
                    throw new TimeoutError(timeout, e_2);
                case 5: return [2 /*return*/];
            }
        });
    });
};
exports.eventually = eventually;
var delay = function (t) {
    return new Promise(function (resolve) { return setTimeout(resolve, t * 1000); });
};
var exec = function (f, until, interval, lastError) {
    if (interval === void 0) { interval = 1; }
    return __awaiter(void 0, void 0, void 0, function () {
        var e_3;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    if (Date.now() > until.getTime())
                        throw lastError;
                    _a.label = 1;
                case 1:
                    _a.trys.push([1, 3, , 6]);
                    return [4 /*yield*/, f()];
                case 2: return [2 /*return*/, _a.sent()];
                case 3:
                    e_3 = _a.sent();
                    return [4 /*yield*/, delay(interval)];
                case 4:
                    _a.sent();
                    return [4 /*yield*/, exec(f, until, interval, e_3)];
                case 5: return [2 /*return*/, _a.sent()];
                case 6: return [2 /*return*/];
            }
        });
    });
};
var execSync = function (f, until, interval, lastError) {
    if (interval === void 0) { interval = 1; }
    return __awaiter(void 0, void 0, void 0, function () {
        var e_4;
        return __generator(this, function (_a) {
            switch (_a.label) {
                case 0:
                    if (Date.now() > until.getTime())
                        throw lastError;
                    _a.label = 1;
                case 1:
                    _a.trys.push([1, 2, , 5]);
                    return [2 /*return*/, f()];
                case 2:
                    e_4 = _a.sent();
                    return [4 /*yield*/, delay(interval)];
                case 3:
                    _a.sent();
                    return [4 /*yield*/, execSync(f, until, interval, e_4)];
                case 4: return [2 /*return*/, _a.sent()];
                case 5: return [2 /*return*/];
            }
        });
    });
};
var TimeoutError = /** @class */ (function (_super) {
    __extends(TimeoutError, _super);
    function TimeoutError(timeout, lastError) {
        var message = "Couldn't execute within ".concat(timeout, " seconds. Last Error: ").concat(lastError.message);
        return _super.call(this, message) || this;
    }
    return TimeoutError;
}(Error));
var UnexecutedError = /** @class */ (function (_super) {
    __extends(UnexecutedError, _super);
    function UnexecutedError() {
        return _super.call(this, "Not executed yet.") || this;
    }
    return UnexecutedError;
}(Error));