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Class: RDoc::Context::Section

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Instance Chain:
self, ::RDoc::Generator::Markup, ::RDoc::Text
Inherits: Object
Defined in: lib/rdoc/code_object/context/section.rb,
lib/rdoc/generator/markup.rb

Overview

A section of documentation like:

# :section: The title
# The body

Sections can be referenced multiple times and will be collapsed into a single section.

Constant Summary

::RDoc::Text - Included

MARKUP_FORMAT, SPACE_SEPARATED_LETTER_CLASS, TO_HTML_CHARACTERS

Class Method Summary

Instance Attribute Summary

::RDoc::Text - Included

#language

The language for this text.

Instance Method Summary

::RDoc::Generator::Markup - Included

#aref_to

Generates a relative URL from this object’s path to target_path
#as_href

Generates a relative URL from from_path to this object’s path.
#cvs_url

Build a webcvs URL starting for the given url with full_path appended as the destination path.
#description

Handy wrapper for marking up this object’s comment.
#formatter

Creates an ::RDoc::Markup::ToHtmlCrossref formatter.

::RDoc::Text - Included

#expand_tabs

Expands tab characters in text to eight spaces.
#flush_left

Flush text left based on the shortest line.
#markup

Convert a string in markup format into HTML.
#normalize_comment

Strips hashes, expands tabs then flushes text to the left.
#parse

Normalizes text then builds a ::RDoc::Markup::Document from it.
#snippet

The first limit characters of text as HTML.
#strip_hashes

Strips leading # characters from text
#strip_newlines

Strips leading and trailing n characters from text
#strip_stars

Strips /* */ style comments.
#to_html

Converts ampersand, dashes, ellipsis, quotes, copyright and registered trademark symbols in text to properly encoded characters.
#wrap

Wraps txt to line_len

Constructor Details

.new(parent, title, comment) ⇒ Section

Creates a new section with #title and #comment

[ GitHub ] 

  


# File 'lib/rdoc/code_object/context/section.rb', line 42



def initialize parent, title, comment
  @parent = parent
  @title = title ? title.strip : title

  @comments = []

  add_comment comment
end


  







Instance Attribute Details



  

    #comment   (readonly)
  



  

    

Section comment


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 22



attr_reader :comment


  








  

    #comments   (readonly)
  



  

    

Section comments


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 27



attr_reader :comments


  








  

    #parent   (readonly)
  



  

    

::RDoc::Context this Section lives in


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 32



attr_reader :parent


  








  

    #title   (readonly)
  



  

    

Section title


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 37



attr_reader :title


  







Instance Method Details



  

    #==(other)  
    Also known as: #eql?
  



  

    

Sections are equal when they have the same #title


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 54



def == other
  self.class === other and @title == other.title
end


  








  

    #add_comment(comment)  
  



  

    

Adds #comment to this section


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 63



def add_comment comment
  comments = Array(comment)
  comments.each do |c|
    extracted_comment = extract_comment(c)
    @comments << extracted_comment unless extracted_comment.empty?
  end
end


  








  

    #aref  
  



  

    

Anchor reference for linking to this section


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 74



def aref
  title = @title || '[untitled]'

  CGI.escape(title).gsub('%', '-').sub(/^-/, '')
end


  








  

    #eql?(other)  
  



  

    

::RDoc::Alias for #==.


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 58



alias eql? ==


  








  

    #extract_comment(comment)  
  



  

    

Extracts the comment for this section from the original comment block. If the first line contains :section:, strip it and use the rest. Otherwise remove lines up to the line containing :section:, and look for those lines again at the end and remove them. This lets us write



# :section: The title
# The body


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 89



def extract_comment comment
  case comment
  when nil
    RDoc::Comment.new ''
  when RDoc::Comment then
    if comment.text =~ /^#[ \t]*:section:.*\n/ then
      start = $`
      rest = $'

      comment.text = if start.empty? then
                       rest
                     else
                       rest.sub(/#{start.chomp}\Z/, '')
                     end
    end

    comment
  else
    raise TypeError, "unknown comment #{comment.inspect}"
  end
end


  








  

    #hash  
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 115



def hash # :nodoc:
  @title.hash
end


  








  

    #in_files  
  



  

    

The files comments in this section come from


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 122



def in_files
  @comments.map(&:file)
end


  








  

    #inspect  
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 111



def inspect # :nodoc:
  "#<%s:0x%x %p>" % [self.class, object_id, title]
end


  








  

    #marshal_dump  
  



  

    

Serializes this Section.  The title and parsed comment are saved, but not the section parent which must be restored manually.


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 130



def marshal_dump
  [
    MARSHAL_VERSION,
    @title,
    parse,
  ]
end


  








  

    #marshal_load(array)  
  



  

    

De-serializes this Section.  The section parent must be restored manually.


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 141



def marshal_load array
  @parent  = nil

  @title    = array[1]
  @comments = array[2].parts.map { |doc| RDoc::Comment.from_document(doc) }
end


  








  

    #parse  
  



  

    

Parses comment_location into an ::RDoc::Markup::Document composed of multiple RDoc::Markup::Documents with their file set.


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 152



def parse
  RDoc::Markup::Document.new(*@comments.map(&:parse))
end


  








  

    #plain_html  
  



  

    

The section’s title, or ‘Top Section’ if the title is nil.



This is used by the table of contents template so the name is silly.


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 161



def plain_html
  @title || 'Top Section'
end


  








  

    #remove_comment(target_comment)  
  



  

    

Removes a comment from this section if it is from the same file as #comment


  



  [ GitHub ]


  

  


# File 'lib/rdoc/code_object/context/section.rb', line 169



def remove_comment target_comment
  @comments.delete_if do |stored_comment|
    stored_comment.file == target_comment.file
  end
end