gulpfile.js

var gulp = require('gulp');
var fs = require('fs');

// Suitcss
var suit = require('suitcss-preprocessor');
gulp.task('suit', function() {
  var src = fs.readFileSync('./src/base.css', 'utf8');
  var bundle = suit(src, {});
  fs.writeFileSync('./base-suitcss.css', bundle);
});

// Myth.io
var myth = require('myth');
gulp.task('myth', function() {
  var src = fs.readFileSync('./src/base.css', 'utf8');
  var bundle = myth(src, {});
  fs.writeFileSync('./base-myth.css', bundle);
});


/*
 * Not compatible with Basscss
var resin = require('topcoat-resin');
var rcalc = require('rework-calc');
var rmedia = require('rework-custom-media');
*/

/*
gulp.task('resin', function() {
  var src = './src/base.css';
  var bundle = resin({ src: src, use: [rcalc, rmedia()] });
  fs.writeFileSync('./base-resin.css', bundle);
});
*/