gulpfile.js

require('babel-register')
const gulp = require('gulp');
const loadPlugins = require('gulp-load-plugins');
const del = require('del');
const babel = require('gulp-babel');
const path = require('path');
const manifest = require('./package.json');

// Load all of our Gulp plugins
const $ = loadPlugins();

// Gather the library data from `package.json`
const config = manifest.babelBoilerplateOptions;
const mainFile = manifest.main;
const destinationFolder = path.dirname(mainFile);
const exportFileName = path.basename(mainFile, path.extname(mainFile));

const webpackConfig = require('./test/config/webpack.config')


function cleanDist(done) {
  del([destinationFolder]).then(() => done());
}

function cleanTmp(done) {
  del(['tmp']).then(() => done());
}

// Lint a set of files
function lint(files) {
  return gulp.src(files)
    .pipe($.eslint())
    .pipe($.eslint.format())
    .pipe($.eslint.failAfterError());
}

function lintSrc() {
  return lint('src/**/*.js');
}

function lintTest() {
  return lint('test/**/*.js');
}

function lintGulpfile() {
  return lint('gulpfile.js');
}

function build() {
  return gulp.src('src/**/*.js')
      .pipe(babel())
      .pipe(gulp.dest('dist'))
}

// Remove the built files
gulp.task('clean', cleanDist);

// Remove our temporary files
gulp.task('clean-tmp', cleanTmp);

// Lint our source code
gulp.task('lint-src', lintSrc);

// Lint our test code
gulp.task('lint-test', lintTest);

// Lint this file
gulp.task('lint-gulpfile', lintGulpfile);

// Lint everything
gulp.task('lint', ['lint-src', 'lint-test', 'lint-gulpfile']);

// Build two versions of the library
gulp.task('build', ['lint', 'clean'], build);

// An alias of build
gulp.task('default', ['build']);