Function printNode

tests/DCPS/TopicExpression/TopicExpression.cpp:35–45

typedef yard::TreeBuildingParser<char>::Node Node;

void printNode(Node* n, int depth = 0) {
  std::cout << std::string(depth, '+') << n->GetRuleTypeInfo().name();
  if (n->IsCompleted()) {
    std::cout << ": [" << std::string(n->GetFirstToken(), n->GetLastToken())
      << ']';
  }
  std::cout << std::endl;
  for (Node* c = n->GetFirstChild(); c; c = c->GetSibling()) {
    printNode(c, depth + 1);
  }
}

void callback(yard::SimpleTextParser& p) {
  printNode(p.GetAstRoot());