# File lib/kramdown/parser/kramdown/html.rb, line 79
      def parse_block_html
        if result = @src.scan(HTML_COMMENT_RE)
          @tree.children << Element.new(:xml_comment, result, nil, :category => :block)
          @src.scan(TRAILING_WHITESPACE)
          true
        elsif result = @src.scan(HTML_INSTRUCTION_RE)
          @tree.children << Element.new(:xml_pi, result, nil, :category => :block)
          @src.scan(TRAILING_WHITESPACE)
          true
        else
          if result = @src.check(/^#{OPT_SPACE}#{HTML_TAG_RE}/) && !HTML_SPAN_ELEMENTS.include?(@src[1])
            @src.pos += @src.matched_size
            handle_html_start_tag(&method(:handle_kramdown_html_tag))
            Kramdown::Parser::Html::ElementConverter.convert(@root, @tree.children.last) if @options[:html_to_native]
            true
          elsif result = @src.check(/^#{OPT_SPACE}#{HTML_TAG_CLOSE_RE}/) && !HTML_SPAN_ELEMENTS.include?(@src[1])
            name = @src[1]

            if @tree.type == :html_element && @tree.value == name
              @src.pos += @src.matched_size
              throw :stop_block_parsing, :found
            else
              false
            end
          else
            false
          end
        end
      end