HtmlKit.HtmlTokenizer.ReadTagOpen C# (CSharp) Method

		HtmlToken ReadTagOpen ()
		{
			int nc = Read ();
			char c;

			if (nc == -1) {
				TokenizerState = HtmlTokenizerState.EndOfFile;
				var token = CreateDataToken ("<");
				return token;
			}

			c = (char) nc;

			// Note: we save the data in case we hit a parse error and have to emit a data token
			data.Append ('<');
			data.Append (c);

			switch ((c = (char) nc)) {
			case '!': TokenizerState = HtmlTokenizerState.MarkupDeclarationOpen; break;
			case '?': TokenizerState = HtmlTokenizerState.BogusComment; break;
			case '/': TokenizerState = HtmlTokenizerState.EndTagOpen; break;
			default:
				if (IsAsciiLetter (c)) {
					TokenizerState = HtmlTokenizerState.TagName;
					isEndTag = false;
					name.Append (c);
				} else {
					TokenizerState = HtmlTokenizerState.Data;
				}
				break;
			}

			return null;
		}