const gulp = require('gulp'); const concat = require('gulp-concat'); const rename = require('gulp-rename'); const uglify = require('gulp-uglify-es').default; const jsFiles = [ "Js/Common.js", "Js/TextFunctions.js", "Js/UtageParse.js", "Js/Audio.js", "Js/Player.js", "Js/Main.js" ]; const jsDest = "Js"; gulp.task('minify', function() { // place code for your default task here return gulp.src(jsFiles) .pipe(concat('XduPlayer.js')) .pipe(gulp.dest(jsDest)) .pipe(rename('XduPlayer.min.js')) .pipe(uglify()) .pipe(gulp.dest(jsDest)); });