code: function (options, overrides) {
      let resolved = null;
  
      if (typeof options === 'string') { //we've been give a path to a project dir or babelrc
        let babelrcPath;
        const stats = fs.statSync(options);
        if (stats.isDirectory()) {
          babelrcPath = path.join(options, '.babelrc');
        } else if (stats.isFile()) {
          babelrcPath = options;
        }
  
        if (babelrcPath) {
          try {
            const babelOptions = JSON.parse(fs.readFileSync(babelrcPath));
            resolved = resolveOptions(babelOptions);
          } catch (e) {
            console.log(e);
          }
        }
  
      } else if (typeof options === 'object') {
        resolved = resolveOptions(options);
      }
  
      if (resolved) {
        Object.keys(overrides).forEach(function (key) {
          resolved[key] = overrides[key];
        });
        return resolved;
      }
  
      return null;
    }
docs: Replaces plugin and presets short names with absolute paths
  
  @param {{}|String} options
  @param {{}} overrides
  @return {*}