const AutoPrefixer = require("autoprefixer");
const px2rem = require("postcss-px2rem");
module.exports = ({
  file
}) => {
  let remUnit;
  // file.dirname是绝对地址，所以项目名，文件目录不能带 'vant'
  if (file && file.dirname && file.dirname.indexOf("vant") > -1) {
    remUnit = 37.5;
  } else {
    remUnit = 75;
  }
  return {
    plugins: [px2rem({
      remUnit: remUnit,
    }), AutoPrefixer({
      browsers: ["last 20 versions", "android >= 4.0"]
    })]
  };
};