Function getBranchFromTree

lib/request/responders/rpc/request.js:122–136

(tree, ary, index, i)

// Private

function getBranchFromTree(tree, ary, index, i) {
  if (index == null) {
    index = null;
  }
  if (i == null) {
    i = 0;
  }
  if (index == null) {
    index = ary.length;
  }
  if (i === index) {
    return tree;
  }
  return getBranchFromTree(tree[ary[i]], ary, index, ++i);
}