@theia/core/lib/node/environment-utils.js

"use strict";
// *****************************************************************************
// Copyright (C) 2021 Ericsson and others.
//
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License v. 2.0 which is available at
// http://www.eclipse.org/legal/epl-2.0.
//
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License v. 2.0 are satisfied: GNU General Public License, version 2
// with the GNU Classpath Exception which is available at
// https://www.gnu.org/software/classpath/license.html.
//
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
// *****************************************************************************
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
    var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
    if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
    else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
    return c > 3 && r && Object.defineProperty(target, key, r), r;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.EnvironmentUtils = void 0;
const inversify_1 = require("inversify");
let EnvironmentUtils = class EnvironmentUtils {
    /**
     * Merge a given record of environment variables with the process environment variables.
     * Empty string values will not be included in the final env.
     * @param env desired environment to merge with `process.env`.
     * @returns a normalized merged record of valid environment variables.
     */
    mergeProcessEnv(env = {}) {
        env = this.normalizeEnv(env);
        // eslint-disable-next-line no-null/no-null
        const mergedEnv = Object.create(null);
        for (const [key, value] of Object.entries(this.normalizeEnv(process.env))) {
            // Ignore keys from `process.env` that are overridden in `env`. Accept only non-empty strings.
            if (!(key in env) && value) {
                mergedEnv[key] = value;
            }
        }
        for (const [key, value] of Object.entries(env)) {
            // Accept only non-empty strings from the `env` object.
            if (value) {
                mergedEnv[key] = value;
            }
        }
        return mergedEnv;
    }
    /**
     * Normalize an environment record for a given OS.
     *
     * On Windows it will uppercase all keys.
     *
     * @param env Environment variables map to normalize.
     * @param platform Platform to normalize for.
     * @returns New object with normalized environment variables.
     */
    normalizeEnv(env) {
        if (this.getPlatform() !== 'win32') {
            return Object.assign({}, env);
        }
        const normalized = {};
        for (const [key, value] of Object.entries(env)) {
            normalized[key.toLocaleUpperCase()] = value;
        }
        return normalized;
    }
    getPlatform() {
        return process.platform;
    }
};
EnvironmentUtils = __decorate([
    (0, inversify_1.injectable)()
], EnvironmentUtils);
exports.EnvironmentUtils = EnvironmentUtils;
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