Method try_consume_token

test-app/runtime/src/main/cpp/ada/ada.h:9900–9913

template <url_pattern_encoding_callback F>
token* url_pattern_parser<F>::try_consume_token(token_type type) {
  ada_log("url_pattern_parser::try_consume_token called with type=",
          to_string(type));
  // Assert: parser's index is less than parser's token list size.
  ADA_ASSERT_TRUE(index < tokens.size());
  // Let next token be parser's token list[parser's index].
  auto& next_token = tokens[index];
  // If next token's type is not type return null.
  if (next_token.type != type) return nullptr;
  // Increase parser's index by 1.
  index++;
  // Return next token.
  return &next_token;
}

template <url_pattern_encoding_callback F>
std::string url_pattern_parser<F>::consume_text() {