async-which
Version:
0-dependancy TS async cross-platform utility to find path of executable
125 lines (115 loc) • 6.29 kB
JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('child_process'), require('util')) :
typeof define === 'function' && define.amd ? define(['exports', 'child_process', 'util'], factory) :
(factory((global.asyncWhich = {}),global.child_process,global.util));
}(this, (function (exports,child_process,util) { 'use strict';
/*! *****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0
THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
MERCHANTABLITY OR NON-INFRINGEMENT.
See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
***************************************************************************** */
function __awaiter(thisArg, _arguments, P, generator) {
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) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
}
function __generator(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 };
}
}
var exec = util.promisify(child_process.exec);
function windowsWhich(name) {
return __awaiter(this, void 0, void 0, function () {
var stdout;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (process.platform !== 'win32')
return [2 /*return*/, undefined];
return [4 /*yield*/, exec("where.exe " + name)];
case 1:
stdout = (_a.sent()).stdout;
return [2 /*return*/, stdout];
}
});
});
}
function linuxOrMacosWhich(name) {
return __awaiter(this, void 0, void 0, function () {
var stdout;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (process.platform === 'win32')
return [2 /*return*/, undefined];
return [4 /*yield*/, exec("which " + name)];
case 1:
stdout = (_a.sent()).stdout;
return [2 /*return*/, stdout];
}
});
});
}
function which(name) {
return __awaiter(this, void 0, void 0, function () {
var _a, e_1;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_b.trys.push([0, 4, , 5]);
return [4 /*yield*/, linuxOrMacosWhich(name)];
case 1:
_a = (_b.sent());
if (_a) return [3 /*break*/, 3];
return [4 /*yield*/, windowsWhich(name)];
case 2:
_a = (_b.sent());
_b.label = 3;
case 3: return [2 /*return*/, _a];
case 4:
e_1 = _b.sent();
return [2 /*return*/, undefined];
case 5: return [2 /*return*/];
}
});
});
}
exports.windowsWhich = windowsWhich;
exports.linuxOrMacosWhich = linuxOrMacosWhich;
exports.default = which;
Object.defineProperty(exports, '__esModule', { value: true });
})));
//# sourceMappingURL=async-which.umd.js.map