Sugarss example

index.js

const autoprefixer = require('autoprefixer');
var sugarss = require('sugarss');
var postcss = require('postcss');
var fs = require('fs');

fs.readFile('red.sss', 'utf-8', (err, css)=>{
    postcss([autoprefixer])
      .process(css, { parser: sugarss, from: './red.sss', to: './app.css' })
      .then(result => {
        fs.writeFile('./app.css', result.css, () => true)
        if ( result.map ) {
          fs.writeFile('./app.css.map', result.map, () => true)
        }
      })
});