@liferay/generator-js/generators/utils/JsonModifier.js

Yeoman generators for Liferay DXP and Portal CE JavaScript projects.

"use strict";
/**
 * SPDX-FileCopyrightText: © 2017 Liferay, Inc. <https://liferay.com>
 * SPDX-License-Identifier: LGPL-3.0-or-later
 */
Object.defineProperty(exports, "__esModule", { value: true });
/**
 * A class to help modifying JSON files.
 */
class JsonModifier {
    /**
     * @param {Generator} generator a Yeoman generator
     * @param {String} path path to file
     * @param space the space string/number of spaces to use when stringifying
     */
    constructor(generator, path, space = '	') {
        this._generator = generator;
        this._path = path;
        this._space = space;
    }
    /**
     * Get the JSON object associated to this modifier
     * @return {Object} a parsed JSON object
     */
    get json() {
        return JSON.parse(this._generator.fs.read(this._path));
    }
    /**
     * Modify an existing JSON file.
     * @param {Function} modifier the code that modifies the JSON (it receives a
     * 						single parameter with the JSON object)
     */
    modifyJson(modifier) {
        const gen = this._generator;
        const json = this.json;
        modifier(json);
        gen.fs.write(this._path, JSON.stringify(json, null, this._space));
    }
    /**
     * Escape a property name to make it suitable for use in dot-prop
     * @param {string} name name of property
     * @return {string} the escaped name
     */
    _escapeProp(name) {
        return name.replace(/\./g, '\\.');
    }
}
exports.default = JsonModifier;