1/*! ***************************************************************************** 2Copyright (c) Microsoft Corporation. All rights reserved. 3Licensed under the Apache License, Version 2.0 (the "License"); you may not use 4this file except in compliance with the License. You may obtain a copy of the 5License at http://www.apache.org/licenses/LICENSE-2.0 6 7THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 8KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED 9WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE, 10MERCHANTABLITY OR NON-INFRINGEMENT. 11 12See the Apache Version 2.0 License for specific language governing permissions 13and limitations under the License. 14***************************************************************************** */ 15 16 17"use strict"; 18var __create = Object.create; 19var __defProp = Object.defineProperty; 20var __getOwnPropDesc = Object.getOwnPropertyDescriptor; 21var __getOwnPropNames = Object.getOwnPropertyNames; 22var __getProtoOf = Object.getPrototypeOf; 23var __hasOwnProp = Object.prototype.hasOwnProperty; 24var __copyProps = (to, from, except, desc) => { 25 if (from && typeof from === "object" || typeof from === "function") { 26 for (let key of __getOwnPropNames(from)) 27 if (!__hasOwnProp.call(to, key) && key !== except) 28 __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable }); 29 } 30 return to; 31}; 32var __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps( 33 isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target, 34 mod 35)); 36 37// src/cancellationToken/cancellationToken.ts 38var fs = __toESM(require("fs")); 39function pipeExists(name) { 40 return fs.existsSync(name); 41} 42function createCancellationToken(args) { 43 let cancellationPipeName; 44 for (let i = 0; i < args.length - 1; i++) { 45 if (args[i] === "--cancellationPipeName") { 46 cancellationPipeName = args[i + 1]; 47 break; 48 } 49 } 50 if (!cancellationPipeName) { 51 return { 52 isCancellationRequested: () => false, 53 setRequest: (_requestId) => void 0, 54 resetRequest: (_requestId) => void 0 55 }; 56 } 57 if (cancellationPipeName.charAt(cancellationPipeName.length - 1) === "*") { 58 const namePrefix = cancellationPipeName.slice(0, -1); 59 if (namePrefix.length === 0 || namePrefix.indexOf("*") >= 0) { 60 throw new Error("Invalid name for template cancellation pipe: it should have length greater than 2 characters and contain only one '*'."); 61 } 62 let perRequestPipeName; 63 let currentRequestId; 64 return { 65 isCancellationRequested: () => perRequestPipeName !== void 0 && pipeExists(perRequestPipeName), 66 setRequest(requestId) { 67 currentRequestId = requestId; 68 perRequestPipeName = namePrefix + requestId; 69 }, 70 resetRequest(requestId) { 71 if (currentRequestId !== requestId) { 72 throw new Error(`Mismatched request id, expected ${currentRequestId}, actual ${requestId}`); 73 } 74 perRequestPipeName = void 0; 75 } 76 }; 77 } else { 78 return { 79 isCancellationRequested: () => pipeExists(cancellationPipeName), 80 setRequest: (_requestId) => void 0, 81 resetRequest: (_requestId) => void 0 82 }; 83 } 84} 85module.exports = createCancellationToken; 86//# sourceMappingURL=cancellationToken.js.map 87