materio-base-d7/sites/all/modules/gui/materiobasemod/gulpfile.js

'use strict';

var gulp = require('gulp');
var watch = require('gulp-watch');
var jsmin = require('gulp-jsmin');
var rename = require('gulp-rename');

function handleError(err) {
  console.log(err.toString());
  // this.emit('end');
}

gulp.task('scripts', done => {
  gulp.src('./js/*.js')
      .pipe(jsmin())
      .pipe(rename({suffix: '.min'}))
      .pipe(gulp.dest('./js/dist/'));
  done()
});


// default gulp task
gulp.task('default', gulp.series('scripts', function(done) {
  gulp.watch('./js/*.js', gulp.series('scripts'));
  done()
}));