@microsoft/rush/lib/MinimalRushConfiguration.js

"use strict";
// Copyright (c) Microsoft Corporation. All rights reserved. Licensed under the MIT license.
// See LICENSE in the project root for license information.
Object.defineProperty(exports, "__esModule", { value: true });
const path = require("path");
const node_core_library_1 = require("@microsoft/node-core-library");
const rush_lib_1 = require("@microsoft/rush-lib");
const RushConstants_1 = require("@microsoft/rush-lib/lib/logic/RushConstants");
/**
 * Represents a minimal subset of the rush.json configuration file. It provides the information necessary to
 * decide which version of Rush should be installed/used.
 */
class MinimalRushConfiguration {
    constructor(minimalRushConfigurationJson, rushJsonFilename) {
        this._rushVersion = minimalRushConfigurationJson.rushVersion || minimalRushConfigurationJson.rushMinimumVersion;
        this._commonRushConfigFolder = path.join(path.dirname(rushJsonFilename), RushConstants_1.RushConstants.commonFolderName, 'config', 'rush');
    }
    static loadFromDefaultLocation() {
        const rushJsonLocation = rush_lib_1.RushConfiguration.tryFindRushJsonLocation({ showVerbose: true });
        if (rushJsonLocation) {
            return MinimalRushConfiguration._loadFromConfigurationFile(rushJsonLocation);
        }
        else {
            return undefined;
        }
    }
    static _loadFromConfigurationFile(rushJsonFilename) {
        try {
            const minimalRushConfigurationJson = node_core_library_1.JsonFile.load(rushJsonFilename);
            return new MinimalRushConfiguration(minimalRushConfigurationJson, rushJsonFilename);
        }
        catch (e) {
            return undefined;
        }
    }
    /**
     * The version of rush specified by the rushVersion property of the rush.json configuration file. If the
     *  rushVersion property is not specified, this falls back to the rushMinimumVersion property. This should be
     *  a semver style version number like "4.0.0"
     */
    get rushVersion() {
        return this._rushVersion;
    }
    /**
     * The folder where Rush's additional config files are stored.  This folder is always a
     * subfolder called "config\rush" inside the common folder.  (The "common\config" folder
     * is reserved for configuration files used by other tools.)  To avoid confusion or mistakes,
     * Rush will report an error if this this folder contains any unrecognized files.
     *
     * Example: "C:\MyRepo\common\config\rush"
     */
    get commonRushConfigFolder() {
        return this._commonRushConfigFolder;
    }
}
exports.MinimalRushConfiguration = MinimalRushConfiguration;
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