Class: RD::Element

Inherits:

Object

• Object
• RD::Element

Includes:

Enumerable

Defined in:

lib/rd/element.rb

Overview

abstruct class of node of document tree

Direct Known Subclasses

BlockElement, DescListItem::Term, DocumentElement, InlineElement, MethodListItem::Term

Instance Attribute Summary

• #parent ⇒ Object

  Returns the value of attribute parent.

Instance Method Summary

• #initialize ⇒ Element constructor

  A new instance of Element.

• #inspect ⇒ Object
• #tree ⇒ Object

Constructor Details

#initialize ⇒ Element

Returns a new instance of Element.

# File 'lib/rd/element.rb', line 10

def initialize
  @parent = nil
end

Instance Attribute Details

#parent ⇒ Object

Returns the value of attribute parent.

# File 'lib/rd/element.rb', line 8

def parent
  @parent
end

Instance Method Details

#inspect ⇒ Object

# File 'lib/rd/element.rb', line 19

def inspect
  c  = children.collect{|i| indent2(i.inspect)}.join("\n")
  "<#{self.class.name}>" + (c.empty? ? "" : "\n") + c
end

#tree ⇒ Object

Raises:

• (RuntimeError)

# File 'lib/rd/element.rb', line 14

def tree
  raise RuntimeError, "#{self} doesn't have a parent." unless @parent
  @parent.tree
end