+std::string Node::getVerbatimTag() const {
+ StringRef Raw = getRawTag();
+ if (!Raw.empty() && Raw != "!") {
+ std::string Ret;
+ if (Raw.find_last_of('!') == 0) {
+ Ret = Doc->getTagMap().find("!")->second;
+ Ret += Raw.substr(1);
+ return Ret;
+ } else if (Raw.startswith("!!")) {
+ Ret = Doc->getTagMap().find("!!")->second;
+ Ret += Raw.substr(2);
+ return Ret;
+ } else {
+ StringRef TagHandle = Raw.substr(0, Raw.find_last_of('!') + 1);
+ std::map<StringRef, StringRef>::const_iterator It =
+ Doc->getTagMap().find(TagHandle);
+ if (It != Doc->getTagMap().end())
+ Ret = It->second;
+ else {
+ Token T;
+ T.Kind = Token::TK_Tag;
+ T.Range = TagHandle;
+ setError(Twine("Unknown tag handle ") + TagHandle, T);
+ }
+ Ret += Raw.substr(Raw.find_last_of('!') + 1);
+ return Ret;
+ }
+ }
+
+ switch (getType()) {
+ case NK_Null:
+ return "tag:yaml.org,2002:null";
+ case NK_Scalar:
+ // TODO: Tag resolution.
+ return "tag:yaml.org,2002:str";
+ case NK_Mapping:
+ return "tag:yaml.org,2002:map";
+ case NK_Sequence:
+ return "tag:yaml.org,2002:seq";
+ }
+
+ return "";
+}
+