gulpfile.js

/**
 * @copyright Copyright 2016 Kevin Locke <kevin@kevinlocke.name>
 * @license MIT
 */

'use strict';

const gulp = require('gulp');
const babel = require('gulp-babel');
const rename = require('gulp-rename');
const sourcemaps = require('gulp-sourcemaps');
const uglify = require('gulp-uglify');
const umd = require('gulp-umd');
const pump = require('pump');

const DIST_DIR = 'dist';

gulp.task('default', (done) => {
  pump(
    gulp.src('index.js'),
    rename({ basename: 'promise-nodeify' }),
    babel(),
    umd({
      exports() { return 'promiseNodeify'; },
      namespace() { return 'promiseNodeify'; },
    }),
    gulp.dest(DIST_DIR),
    sourcemaps.init(),
    uglify({ output: { comments: 'some' } }),
    rename({ extname: '.min.js' }),
    sourcemaps.write('.'),
    gulp.dest(DIST_DIR),
    done,
  );
});