Gulp with ES6

gulpfile.babel.js

import gulp from 'gulp';
import rename from 'gulp-rename';
import ngAnnotate from 'gulp-ng-annotate';
import watch from 'gulp-watch';
import nodemon from 'gulp-nodemon';

gulp.task('minify',() => {
	gulp.src('modules/**/*.js')
	.pipe(rename({
		extname: '.min.js'
	}))
	.pipe(ngAnnotate())
	.pipe(gulp.dest('min'));
});

gulp.task('nodemon',() => {
	nodemon({
		script: 'app.js'
	});
});

gulp.task('watch',() => {
	gulp.watch('modules/**/*.js', ['minify']);
});

gulp.task('default', ['nodemon','watch']);