text: "use strict";
  const execa = require("execa");
  
  const NO_ERROR = "All files using prettier code style.";
  const GENERAL_ERROR = "Error when running prettier:";
  const STYLE_ERROR = "Forgot to run prettier? There are files without correct code style:";
  const UNEXPECTED_ERROR = "Unexpected error:";
  
  module.exports = args => {
    args.push("-l");
  
    return execa("prettier", args)
      .then(() => {
        console.log(NO_ERROR);
        return 0;
      })
      .catch(error => {
        if (error.stderr) {
          console.error(GENERAL_ERROR);
          console.error(error.stderr);
          return 4;
        } else if (error.stdout) {
          console.log(STYLE_ERROR);
          console.log(error.stdout);
          return 3;
        } else {
          console.error(UNEXPECTED_ERROR);
  				console.error(error);
          return 1;
        }
      });
  };
  