Lập Trình .NET

npm install gulp-sass --save-dev

var gulp = require('gulp');
var $ = require('gulp-load-plugins')({lazy: true});

gulp.task('clean-styles', function () {
    return gulp.src('build/styles', {read: false})
 .pipe($.clean());
});

gulp.task('styles',['clean-styles'], function () {
    return gulp.src('source/scss/**/*.scss')
 .pipe($.sass())
 .pipe(gulp.dest('build/styles'));
});