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define_state_group!(attributes_states_group = {

     before_attribute_name_state {
        whitespace => ()
        b'/'       => ( --> self_closing_start_tag_state )
        b'>'       => ( emit_tag?; --> dyn next_text_parsing_state )
        eof        => ( emit_raw_without_token_and_eof?; )
        _          => ( start_attr; --> attribute_name_state )
    }

    attribute_name_state {
        whitespace => ( finish_attr_name; --> after_attribute_name_state )
        b'/'       => ( finish_attr_name; finish_attr; --> self_closing_start_tag_state )
        b'>'       => ( finish_attr_name; finish_attr; emit_tag?; --> dyn next_text_parsing_state )
        b'='       => ( finish_attr_name; --> before_attribute_value_state )
        eof        => ( emit_raw_without_token_and_eof?; )
        _          => ()
    }

    after_attribute_name_state {
        whitespace => ()
        b'/'       => ( finish_attr; --> self_closing_start_tag_state )
        b'='       => ( --> before_attribute_value_state )
        b'>'       => ( finish_attr; emit_tag?; --> dyn next_text_parsing_state )
        eof        => ( emit_raw_without_token_and_eof?; )
        _          => ( finish_attr; start_attr; --> attribute_name_state )
    }

    before_attribute_value_state {
        whitespace => ()
        b'"'       => ( set_closing_quote_to_double; --> attribute_value_quoted_state )
        b'\''      => ( set_closing_quote_to_single; --> attribute_value_quoted_state )
        b'>'       => ( finish_attr; emit_tag?; --> data_state )
        eof        => ( emit_raw_without_token_and_eof?; )
        _          => ( reconsume in attribute_value_unquoted_state )
    }

    attribute_value_quoted_state <-- ( start_token_part; ) {
        closing_quote => ( finish_attr_value; finish_attr; --> after_attribute_value_quoted_state )
        eof           => ( emit_raw_without_token_and_eof?; )
        _             => ()
    }

    after_attribute_value_quoted_state {
        whitespace => ( --> before_attribute_name_state )
        b'/'       => ( --> self_closing_start_tag_state )
        b'>'       => ( emit_tag?; --> dyn next_text_parsing_state )
        eof        => ( emit_raw_without_token_and_eof?; )
        _          => ( reconsume in before_attribute_name_state )
    }

    attribute_value_unquoted_state <-- ( start_token_part; ) {
        whitespace => ( finish_attr_value; finish_attr; --> before_attribute_name_state )
        b'>'       => ( finish_attr_value; finish_attr; emit_tag?; --> dyn next_text_parsing_state )
        eof        => ( emit_raw_without_token_and_eof?; )
        _          => ()
    }

});