gulpfile example file

gulpfile example

var gulp = require('gulp');
var sass = require('gulp-sass');
var prefixer = require('gulp-autoprefixer');
var minifyCSS = require('gulp-minify-css');

gulp.task('minify-css', function() {
  gulp.src('./site/css/main.css')
    .pipe(minifyCSS({keepBreaks:true}))
    .pipe(gulp.dest('./site/css/'))
});

gulp.task('sass', function() {
  gulp.src('./site/scss/main.scss')
  .pipe(sass())
  .pipe(gulp.dest('./site/css'));
});

gulp.task('prefixer', function() {
  gulp.src(['./site/css/main.css'])
    .pipe(prefixer({
      browsers: ['last 2 versions']
    }))
    .pipe(gulp.dest('./site/css'))
});

gulp.task('watch', function() {
  gulp.watch(['./site/scss/app.scss'], ['sass']);
  gulp.watch(['./site/css/main.css'], ['prefixer']);
});