var gulp = require('gulp-runtime').create();

gulp.task('default', ['--tasks', '--version']);

var gulp = require('gulp-runtime').create();

gulp.task('build :src :dest', function () {
  return gulp.src(this.params.src)
    // transform, compress, etc.
    .pipe(gulp.dest(this.params.dest));
});

gulp.task('build:dev', function (done){
  gulp.parallel("build src/**/*.js public")(done);
});

var gulp = require('gulp-runtime').create();

gulp.task('build', function (done, sources, dest) {
  var stream = gulp.src(sources)
    // some build steps here

  stream.on('end', function () {
    done(stream);
  });
});

gulp.task('minify', function (done, stream) {
  return stream
    // minify
    .pipe(gulp.dest(dest));
});

// pass arguments
gulp.task('build and min', function (done) {
  gulp.series('build', 'minify')('src/**/*.js', 'dest/source.min.js', done);
});

var gulp = require('gulp-runtime').create();

function build (done, sources, dest) {
  return gulp.src(sources)
    // some build step
    .pipe(gulp.dest(dest));
}

function minify (done, sources, dest) {
  return gulp.src(sources)
    // minify
    .pipe(gulp.dest(dest));
}

// pass arguments
gulp.task('build min', function (done) {
  gulp.series(build, minify)('src/**/*.js', 'dest/source.min.js', done);
});

var styles = require('gulp-runtime').create();

styles.task('less', function (done, sources, dest) {
  var less = require('gulp-less');
  var options = require('./build/options');

  return gulp.src(sources)
    .pipe(less(options.less))
    .pipe(gulp.dest(dest));
});

styles.task('default', ['less']);

exports = module.exports = styles;

var gulp = require('gulp-runtime').create({ repl: true });

gulp.task(':number', function (done) {
  setTimeout(done, 100);
});

gulp.task('default', ['one', 'two']);