"use strict" let gulp = require('gulp'); let cleanCSS = require('gulp-clean-css'); let uglify = require('gulp-uglify'); let concat = require('gulp-concat'); gulp.task('styles', () => { return gulp.src('css/*.css') .pipe(cleanCSS({compatibility: 'ie8'})) .pipe(concat('all.css')) .pipe(gulp.dest('dist')); }); gulp.task('scripts', () => { return gulp.src('js/*.js') .pipe(uglify()) .pipe(concat('all.js')) .pipe(gulp.dest('dist')) })