@busy-web/deploy/lib/helpers/npm.js

busy-web ember-cli-deploy addon.

/**
 * @module Helpers
 *
 */
var fs = require('fs');
var exec = require('child_process').exec;
var RSVP = require('rsvp');
var Changelog = require('generate-changelog');
var versionUtil = require('../helpers/version');

/**
 * `npm helper methods`
 *
 */
module.exports = {
	tag: function(type) {
		type = type || "patch";
		return new RSVP.Promise(function(resolve, reject) {
			exec("npm version " + type, function(err) {
				if (err instanceof Error) {
					reject(err);
				}

				// trigger a reload of version info
				versionUtil.getVersion(true);

				// sync version info with package.json
				versionUtil.syncVersion();

				// return new version
				resolve(versionUtil.vf.version);
			});
		});
	},

	changelog: function(options) {
		var curlog = (fs.readFileSync('./CHANGELOG.md')).toString();
		return Changelog.generate(options).then(log => {
			fs.writeFileSync('./CHANGELOG.md', log + curlog);
		});
	}
};