public override void Read(Tokeniser t, CharacterReader r) { if (r.MatchesLetter()) { string name = r.ConsumeLetterSequence(); t.tagPending.AppendTagName(name.ToLowerInvariant()); t.dataBuffer.Append(name); return; } char c = r.Consume(); switch (c) { case '\t': case '\n': case '\f': case ' ': if (t.IsAppropriateEndTagToken()) { t.Transition(BeforeAttributeName); } else { AnythingElse(t, r); } break; case '/': if (t.IsAppropriateEndTagToken()) { t.Transition(SelfClosingStartTag); } else { AnythingElse(t, r); } break; case '>': if (t.IsAppropriateEndTagToken()) { t.EmitTagPending(); t.Transition(Data); } else { AnythingElse(t, r); } break; default: AnythingElse(t, r); break; } }