var uglify = require('gulp-uglify'); var rename = require("gulp-rename"); module.exports = function(gulp, callback) { return gulp.src( ['**/*.js', '!**/*.min.js', '!**/sweet-alerts.js'], {cwd: config.destination.js} ) .pipe(uglify()) .pipe(rename({ suffix: '.min' })) .pipe(gulp.dest(config.destination.js)); };