Class: Kramdown::Parser::Html

Inherits:
Base
  • Object
show all
Includes:
Parser
Defined in:
lib/kramdown/parser/html.rb

Overview

Used for parsing an HTML document.

The parsing code is in the Parser module that can also be used by other parsers.

Defined Under Namespace

Modules: Constants, Parser Classes: ElementConverter

Constant Summary

Constants included from Parser

Parser::HTML_RAW_START

Constants included from Constants

Constants::HTML_ATTRIBUTE_RE, Constants::HTML_BLOCK_ELEMENTS, Constants::HTML_CDATA_RE, Constants::HTML_COMMENT_RE, Constants::HTML_CONTENT_MODEL, Constants::HTML_CONTENT_MODEL_BLOCK, Constants::HTML_CONTENT_MODEL_RAW, Constants::HTML_CONTENT_MODEL_SPAN, Constants::HTML_DOCTYPE_RE, Constants::HTML_ELEMENT, Constants::HTML_ELEMENTS_WITHOUT_BODY, Constants::HTML_ENTITY_RE, Constants::HTML_INSTRUCTION_RE, Constants::HTML_SPAN_ELEMENTS, Constants::HTML_TAG_CLOSE_RE, Constants::HTML_TAG_RE

Instance Attribute Summary

Attributes inherited from Base

#options, #root, #source, #warnings

Instance Method Summary collapse

Methods included from Parser

#handle_html_start_tag, #handle_raw_html_tag, #parse_html_attributes, #parse_raw_html

Methods inherited from Base

#adapt_source, #add_text, #extract_string, #initialize, parse, #warning

Constructor Details

This class inherits a constructor from Kramdown::Parser::Base

Instance Method Details

#parse ⇒ Object

Parse the source string provided on initialization as HTML document.



593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
 
# File 'lib/kramdown/parser/html.rb', line 593

def parse
  @stack, @tree = [], @root
  @src = Kramdown::Utils::StringScanner.new(adapt_source(source))

  while true
    if (result = @src.scan(/\s*#{HTML_INSTRUCTION_RE}/o))
      @tree.children << Element.new(:xml_pi, result.strip, nil, category: :block)
    elsif (result = @src.scan(/\s*#{HTML_DOCTYPE_RE}/o))
      # ignore the doctype
    elsif (result = @src.scan(/\s*#{HTML_COMMENT_RE}/o))
      @tree.children << Element.new(:xml_comment, result.strip, nil, category: :block)
    else
      break
    end
  end

  tag_handler = lambda do |c, closed, handle_body|
    parse_raw_html(c, &tag_handler) if !closed && handle_body
  end
  parse_raw_html(@tree, &tag_handler)

  ElementConverter.convert(@tree)
end