mt-changelog/lib/output.js

creates changelogs for git projects

'use strict';

Object.defineProperty(exports, '__esModule', {
  value: true
});
exports['default'] = output;

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }

var _fsPromise = require('fs-promise');

var _fsPromise2 = _interopRequireDefault(_fsPromise);

var _promise = require('promise');

var _promise2 = _interopRequireDefault(_promise);

function output(_ref) {
  var stdout = _ref.stdout;
  var filepath = _ref.filepath;
  var formattedLog = _ref.formattedLog;

  if (stdout) {
    console.log(formattedLog); // eslint-disable-line no-console
    return _promise2['default'].resolve();
  }

  return _fsPromise2['default'].exists(filepath).then(function (exists) {
    return exists ? _fsPromise2['default'].readFile(filepath, { encoding: 'utf8' }) : null;
  }).then(function (originalContent) {
    var newContent = undefined;

    if (originalContent === null) {
      newContent = formattedLog;
    } else {
      newContent = formattedLog + '\n\n\n' + originalContent;
    }

    return _fsPromise2['default'].writeFile(filepath, newContent);
  });
}

module.exports = exports['default'];