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Class: REXML::Comment

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, Child
Instance Chain:
self, Comparable, Child, Node
Inherits: REXML::Child
Defined in: lib/rexml/comment.rb

Overview

Represents an XML comment; that is, text between <!– … –>

Constant Summary

Class Method Summary

Child - Inherited

.new

Constructor.

Instance Attribute Summary

Child - Inherited

#next_sibling

Alias for Node#next_sibling_node.
#next_sibling=

Sets the next sibling of this child.
#parent

The Parent of this object.
#parent=

Sets the parent of this child to the supplied argument.
#previous_sibling

Alias for Node#previous_sibling_node.
#previous_sibling=

Sets the previous sibling of this child.

Node - Included

#parent?

Instance Method Summary

Child - Inherited

#bytes

This doesn’t yet handle encodings.
#document
Returns

the document this child belongs to, or nil if this child belongs to no document.
#remove

Removes this child from the parent.
#replace_with

Replaces this object with another object.

Node - Included

#each_recursive

Visit all subnodes of self recursively.
#find_first_recursive

Find (and return) first subnode (recursively) for which the block evaluates to true.
#indent,
#index_in_parent

Returns the position that self holds in its parent’s array, indexed from 1.
#next_sibling_node, #previous_sibling_node,
#to_s
indent

Constructor Details

.new(first, second = nil) ⇒ Comment

Constructor. The first argument can be one of three types: argument. If Comment, the argument is duplicated. If Source, the argument is scanned for a comment. should be nil, not supplied, or a Parent to be set as the parent of this object

Parameters:

  • first —

    If String, the contents of this comment are set to the

  • second (defaults to: nil) —

    If the first argument is a Source, this argument

[ GitHub ] 

  


# File 'lib/rexml/comment.rb', line 24



def initialize( first, second = nil )
  super(second)
  if first.kind_of? String
    @string = first
  elsif first.kind_of? Comment
    @string = first.string
  end
end


  







Instance Attribute Details



  

    #string   (rw)
    Also known as: #to_s
  



  

    

The content text


  



  [ GitHub ]


  

  


# File 'lib/rexml/comment.rb', line 14



attr_accessor :string


  








  

    #to_s   (readonly)
  



  

    

Alias for #string.


  



  [ GitHub ]


  

  


# File 'lib/rexml/comment.rb', line 58



alias :to_s :string


  







Instance Method Details



  

    #<=>(other)  
  



  

    

Compares this Comment to another; the contents of the comment are used in the comparison.


  



  [ GitHub ]


  

  


# File 'lib/rexml/comment.rb', line 63



def <=>(other)
  other.to_s <=> @string
end


  








  

    #==(other)  
  



  

    

Compares this Comment to another; the contents of the comment are used in the comparison.


  



  [ GitHub ]


  

  


# File 'lib/rexml/comment.rb', line 70



def ==( other )
  other.kind_of? Comment and
  (other <=> self) == 0
end


  








  

    #clone  
  

  [ GitHub ]


  

  


# File 'lib/rexml/comment.rb', line 33



def clone
  Comment.new self
end


  








  

    #node_type  
  

  [ GitHub ]


  

  


# File 'lib/rexml/comment.rb', line 75



def node_type
  :comment
end


  








  

    #write(output, indent = -1,, transitive = false, ie_hack = false)  
  



  

    

DEPRECATED



See Formatters


output




Where to write the string


indent




An integer.    If -1, no indenting will be used; otherwise, the indentation will be this number of spaces, and children will be indented an additional amount.


transitive




Ignored by this class. The contents of comments are never modified.


ie_hack




Needed for conformity to the child API, but not used by this class.




  



  [ GitHub ]


  

  


# File 'lib/rexml/comment.rb', line 50



def write( output, indent=-1, transitive=false, ie_hack=false )
  Kernel.warn("Comment.write is deprecated.  See REXML::Formatters", uplevel: 1)
  indent( output, indent )
  output << START
  output << @string
  output << STOP
end