stylelint-bundle-worker.js
function visit(node, fn) {
  if (!node.visited) {
    define(node, 'visited', true);
    return node.nodes ? mapVisit(node.nodes, fn) : fn(node);
  }
  return node;
}
function visit(node, fn) {
  if (!node.visited) {
    define(node, 'visited', true);
    return node.nodes ? mapVisit(node.nodes, fn) : fn(node);
  }
  return node;
}
function visit ( node , fn ) { if ( ! node . visited ) { define ( node , 'visited' , true ) ; return node . nodes ? mapVisit ( node . nodes , fn ) : fn ( node ) ; } return node ; }
Visit `node` with the given `fn`
Visit node with the given fn