Tokenizer.StateTokenizer states.
type t = | Data| Rcdata| Rawtext| Script_data| Plaintext| Tag_open| End_tag_open| Tag_name| Rcdata_less_than_sign| Rcdata_end_tag_open| Rcdata_end_tag_name| Rawtext_less_than_sign| Rawtext_end_tag_open| Rawtext_end_tag_name| Script_data_less_than_sign| Script_data_end_tag_open| Script_data_end_tag_name| Script_data_escape_start| Script_data_escape_start_dash| Script_data_escaped| Script_data_escaped_dash| Script_data_escaped_dash_dash| Script_data_escaped_less_than_sign| Script_data_escaped_end_tag_open| Script_data_escaped_end_tag_name| Script_data_double_escape_start| Script_data_double_escaped| Script_data_double_escaped_dash| Script_data_double_escaped_dash_dash| Script_data_double_escaped_less_than_sign| Script_data_double_escape_end| Before_attribute_name| Attribute_name| After_attribute_name| Before_attribute_value| Attribute_value_double_quoted| Attribute_value_single_quoted| Attribute_value_unquoted| After_attribute_value_quoted| Self_closing_start_tag| Bogus_comment| Markup_declaration_open| Comment_start| Comment_start_dash| Comment| Comment_less_than_sign| Comment_less_than_sign_bang| Comment_less_than_sign_bang_dash| Comment_less_than_sign_bang_dash_dash| Comment_end_dash| Comment_end| Comment_end_bang| Doctype| Before_doctype_name| Doctype_name| After_doctype_name| After_doctype_public_keyword| Before_doctype_public_identifier| Doctype_public_identifier_double_quoted| Doctype_public_identifier_single_quoted| After_doctype_public_identifier| Between_doctype_public_and_system_identifiers| After_doctype_system_keyword| Before_doctype_system_identifier| Doctype_system_identifier_double_quoted| Doctype_system_identifier_single_quoted| After_doctype_system_identifier| Bogus_doctype| Cdata_section| Cdata_section_bracket| Cdata_section_end| Character_reference| Named_character_reference| Ambiguous_ampersand| Numeric_character_reference| Hexadecimal_character_reference_start| Decimal_character_reference_start| Hexadecimal_character_reference| Decimal_character_reference| Numeric_character_reference_end