const styles = {
  'el-rate': '.el-rate{display: inline-block; vertical-align: text-top;}',
  'el-upload': '.el-upload__tip{line-height: 1.2;}'
};

function addCss(cssList, el) {
  const css = styles[el.tag];
  css && cssList.indexOf(css) === -1 && cssList.push(css);
  if (el.children) {
    el.children.forEach((el2) => addCss(cssList, el2));
  }
}

export function makeUpCss(conf) {
  const cssList = [];
  conf.fields.forEach((el) => addCss(cssList, el));
  return cssList.join('\n');
}
