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1"use strict";2/*3 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.4 * SPDX-License-Identifier: Apache-2.0.5 */6var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {7    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }8    return new (P || (P = Promise))(function (resolve, reject) {9        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }10        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }11        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }12        step((generator = generator.apply(thisArg, _arguments || [])).next());13    });14};15var __generator = (this && this.__generator) || function (thisArg, body) {16    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;17    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;18    function verb(n) { return function (v) { return step([n, v]); }; }19    function step(op) {20        if (f) throw new TypeError("Generator is already executing.");21        while (g && (g = 0, op[0] && (_ = 0)), _) try {22            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;23            if (y = 0, t) op = [op[0] & 2, t.value];24            switch (op[0]) {25                case 0: case 1: t = op; break;26                case 4: _.label++; return { value: op[1], done: false };27                case 5: _.label++; y = op[1]; op = [0]; continue;28                case 7: op = _.ops.pop(); _.trys.pop(); continue;29                default:30                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }31                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }32                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }33                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }34                    if (t[2]) _.ops.pop();35                    _.trys.pop(); continue;36            }37            op = body.call(thisArg, _);38        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }39        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };40    }41};42Object.defineProperty(exports, "__esModule", { value: true });43exports.using = void 0;44/**45 * Use this function to create a resource in an async context. This will make sure the46 * resources are cleaned up before returning.47 *48 * Example:49 * ```50 * await using(res = new SomeResource(), async (res) =>  {51 *     res.do_the_thing();52 * });53 * ```54 *55 * @category System56 */57function using(resource, func) {58    return __awaiter(this, void 0, void 0, function () {59        return __generator(this, function (_a) {60            switch (_a.label) {61                case 0:62                    _a.trys.push([0, , 2, 3]);63                    return [4 /*yield*/, func(resource)];64                case 1:65                    _a.sent();66                    return [3 /*break*/, 3];67                case 2:68                    resource.close();69                    return [7 /*endfinally*/];70                case 3: return [2 /*return*/];71            }72        });73    });74}75exports.using = using;76//# sourceMappingURL=resource_safety.js.map