npm-upgrade/lib/Config.js

Interactive CLI utility to easily update outdated NPM dependencies

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _isObjectLike2 = _interopRequireDefault(require("lodash/isObjectLike"));
var _each2 = _interopRequireDefault(require("lodash/each"));
var _isEmpty2 = _interopRequireDefault(require("lodash/isEmpty"));
var _isEqual2 = _interopRequireDefault(require("lodash/isEqual"));
var _cloneDeep2 = _interopRequireDefault(require("lodash/cloneDeep"));
var _assign2 = _interopRequireDefault(require("lodash/assign"));
var _path = require("path");
var _fs = require("fs");
var _del = _interopRequireDefault(require("del"));
var _detectIndent = _interopRequireDefault(require("detect-indent"));
var _packageUtils = require("./packageUtils");
const PROJECT_CONFIG_FILENAME = '.npm-upgrade.json';
const path = Symbol('path');
const storedData = Symbol('storedData');
const read = Symbol('read');
const getData = Symbol('getData');
class Config {
  constructor(opts) {
    const {
      projectRoot
    } = opts || {};
    this[path] = (0, _path.resolve)(projectRoot || process.cwd(), PROJECT_CONFIG_FILENAME);
    this[storedData] = this[read]();
    (0, _assign2.default)(this, (0, _cloneDeep2.default)(this[storedData]));
  }
  save() {
    const data = this[getData]();
    if ((0, _isEqual2.default)(data, this[storedData])) return;
    try {
      if ((0, _isEmpty2.default)(data)) {
        this.remove();
      } else {
        const {
          source: packageSource
        } = (0, _packageUtils.loadPackageJson)();
        const {
          indent
        } = (0, _detectIndent.default)(packageSource);
        (0, _fs.writeFileSync)(this[path], JSON.stringify(data, null, indent));
      }
    } catch (err) {
      err.message = `Unable to update npm-upgrade config file: ${err.message}`;
      throw err;
    }
  }
  remove() {
    return _del.default.sync(this[path]);
  }
  [read]() {
    try {
      return require(this[path]);
    } catch (err) {
      return {};
    }
  }
  [getData]() {
    const data = {
      ...this
    };
    return cleanDeep(data);
  }
}
exports.default = Config;
function cleanDeep(obj) {
  (0, _each2.default)(obj, (val, key) => {
    if ((0, _isObjectLike2.default)(val)) {
      cleanDeep(val);
      if ((0, _isEmpty2.default)(val)) {
        delete obj[key];
      }
    } else if (val === null || val === undefined) {
      delete obj[key];
    }
  });
  return obj;
}