A LESS JS system plugin

less-system.js

var less = require('less');

exports.translate = function(load) {
  return less.render(load.source).then(function(output) {
    return output.css;
  });
}

exports.instantiate = function(load) {
  load.metadata.format = 'css';
  load.metadata.execute = function() {
    var styles = document.createElement('style');

    styles.appendChild(document.createTextNode(load.source));

    document.head.appendChild(styles);
  }
}