tailwind({ content, filename, attributes }) {
  return postcss([ tailwindcss ])
    .process(content)
    .then(({ css, map }) => {
      console.log(css);
      console.log(map);
      return { css, map };
    });
}

postcss({ content, filename, attributes }) {
  console.log({ content, filename, attributes });
  return { content, filename, attributes };
},
tailwind({ content, filename, attributes }) {
  console.log(content, filename, attributes);
  postcss([ tailwindcss ])
    .process(content, { from: filename })
    .then(({ css, map }) => {
      console.log(css);
      console.log(map);
      return { css, map };
    });
  return { css: 'test1', map: 'test2' };
}