less-plugin-sass2less/lib/replacements/@extend.js

A plugin for less that converts SASS files into LESS. It comes with a cmd utility too.

// TODO: mimic LESS's &:extend(x all)
module.exports = {
  pattern: /@extend\s\.([a-zA-Z-_]*)/gi,
  replacement: '&:extend(.$1)',
  order: 2
}