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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
//@ts-check
'use strict';
// Setup current working directory in all our node & electron processes
// - Windows: call `process.chdir()` to always set application folder as cwd
// - all OS: store the `process.cwd()` inside `VSCODE_CWD` for consistent lookups
function setupCurrentWorkingDirectory() {
const path = require('path');
try {
// Store the `process.cwd()` inside `VSCODE_CWD`
// for consistent lookups, but make sure to only
// do this once unless defined already from e.g.
// a parent process.
if (typeof process.env['VSCODE_CWD'] !== 'string') {
process.env['VSCODE_CWD'] = process.cwd();
}
// Windows: always set application folder as current working dir
if (process.platform === 'win32') {
process.chdir(path.dirname(process.execPath));
}
} catch (err) {
console.error(err);
}
}
setupCurrentWorkingDirectory();
/**
* Add support for redirecting the loading of node modules
*
* @param {string} injectPath
*/
exports.injectNodeModuleLookupPath = function (injectPath) {
if (!injectPath) {
throw new Error('Missing injectPath');
}
const Module = require('module');
const path = require('path');
const nodeModulesPath = path.join(__dirname, '../node_modules');
// @ts-ignore
const originalResolveLookupPaths = Module._resolveLookupPaths;
// @ts-ignore
Module._resolveLookupPaths = function (moduleName, parent) {
const paths = originalResolveLookupPaths(moduleName, parent);
if (Array.isArray(paths)) {
for (let i = 0, len = paths.length; i < len; i++) {
if (paths[i] === nodeModulesPath) {
paths.splice(i, 0, injectPath);
break;
}
}
}
return paths;
};
};
exports.removeGlobalNodeModuleLookupPaths = function () {
const Module = require('module');
// @ts-ignore
const globalPaths = Module.globalPaths;
// @ts-ignore
const originalResolveLookupPaths = Module._resolveLookupPaths;
// @ts-ignore
Module._resolveLookupPaths = function (moduleName, parent) {
const paths = originalResolveLookupPaths(moduleName, parent);
if (Array.isArray(paths)) {
let commonSuffixLength = 0;
while (commonSuffixLength < paths.length && paths[paths.length - 1 - commonSuffixLength] === globalPaths[globalPaths.length - 1 - commonSuffixLength]) {
commonSuffixLength++;
}
return paths.slice(0, paths.length - commonSuffixLength);
}
return paths;
};
};
/**
* Helper to enable portable mode.
*
* @param {Partial<import('./vs/base/common/product').IProductConfiguration>} product
* @returns {{ portableDataPath: string; isPortable: boolean; }}
*/
exports.configurePortable = function (product) {
const fs = require('fs');
const path = require('path');
const appRoot = path.dirname(__dirname);
/**
* @param {import('path')} path
*/
function getApplicationPath(path) {
if (process.env['VSCODE_DEV']) {
return appRoot;
}
if (process.platform === 'darwin') {
return path.dirname(path.dirname(path.dirname(appRoot)));
}
return path.dirname(path.dirname(appRoot));
}
/**
* @param {import('path')} path
*/
function getPortableDataPath(path) {
if (process.env['VSCODE_PORTABLE']) {
return process.env['VSCODE_PORTABLE'];
}
if (process.platform === 'win32' || process.platform === 'linux') {
return path.join(getApplicationPath(path), 'data');
}
// @ts-ignore
const portableDataName = product.portable || `${product.applicationName}-portable-data`;
return path.join(path.dirname(getApplicationPath(path)), portableDataName);
}
const portableDataPath = getPortableDataPath(path);
const isPortable = !('target' in product) && fs.existsSync(portableDataPath);
const portableTempPath = path.join(portableDataPath, 'tmp');
const isTempPortable = isPortable && fs.existsSync(portableTempPath);
if (isPortable) {
process.env['VSCODE_PORTABLE'] = portableDataPath;
} else {
delete process.env['VSCODE_PORTABLE'];
}
if (isTempPortable) {
if (process.platform === 'win32') {
process.env['TMP'] = portableTempPath;
process.env['TEMP'] = portableTempPath;
} else {
process.env['TMPDIR'] = portableTempPath;
}
}
return {
portableDataPath,
isPortable
};
};
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