// Using Gulp – packaging files by folder
var fs = require('fs');
var path = require('path');
var es = require('event-stream');
var gulp = require('gulp');
var concat = require('gulp-concat');
var rename = require('gulp-rename');
var uglify = require('gulp-uglify');
var scriptsPath = './src/scripts/';
function getFolders(dir){
return fs.readdirSync(dir)
.filter(function(file){
return fs.statSync(path.join(dir, file)).isDirectory();
});
}
gulp.task('scripts', function() {
var folders = getFolders(scriptsPath);
var tasks = folders.map(function(folder) {
return gulp.src(path.join(scriptsPath, folder, '/*.js'))
.pipe(concat(folder + '.js'))
.pipe(gulp.dest(scriptsPath))
.pipe(uglify())
.pipe(rename(folder + '.min.js'))
.pipe(gulp.dest(scriptsPath));
});
return es.concat.apply(null, tasks);
})
// http://www.jamescrowley.co.uk/2014/02/17/using-gulp-packaging-files-by-folder/