text: const autoprefixer = require('autoprefixer')
  const gulp = require('gulp')
  const postcss = require('gulp-postcss')
  const sass = require('gulp-sass')
  
  const source = './src/*.scss'
  
  gulp.task('sass', () => {
    const destination = './src'
    return gulp
      .src(source)
      .pipe(sass().on('error', sass.logError))
      .pipe(postcss([autoprefixer()]))
      .pipe(gulp.dest(destination))
  })
  
  gulp.task('sass:watch', () => gulp.watch(source, ['sass']))
  
  gulp.task('default', ['sass:watch'])
  