A CoffeeScript version of gulpfile

gulpfile.coffee

Promise = require('es6-promise').Promise
gulp = require('gulp')
less = require('gulp-less')
uglify = require('gulp-uglify')
cssmin = require('gulp-clean-css')
autoprefixer = require('gulp-autoprefixer')

# Perform tasks in given sequence
gulp.task('assets', ['css', 'js', 'img']);

# Compile less sources and copy css
gulp.task('css', ->
	gulp.src(['less/project.less', 'less/ie.less']).pipe(less()).pipe(autoprefixer()).pipe(cssmin({ processImport: false })).pipe(gulp.dest('../../public/css/'));
	gulp.src('less/*.css').pipe(autoprefixer()).pipe(cssmin({ processImport: false })).pipe(gulp.dest('../../public/css/'));
)

# Minify and copy js
gulp.task('js', ->
	gulp.src('js/*.js').pipe(uglify()).pipe(gulp.dest('../../public/js/'));
)

# Copy image files
gulp.task('img', ->
	gulp.src('img/**/*').pipe(gulp.dest('../../public/img/'));
)

gulp.task('default', ->
	gulp.watch(['js/**/*'], ['js'])
	gulp.watch(['css/**/*'], ['css']);
	gulp.watch(['img/**/*'], ['img']);
)