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");
}
