Class: XmlUtils::Document

Inherits:
Node
  • Object
show all
Defined in:
lib/xmlutils/node.rb

Instance Attribute Summary collapse

Attributes inherited from Node

#parent

Instance Method Summary collapse

Methods inherited from Node

#deep_clone, #document, #each, #next_sibling, #previous_sibling, #remove

Constructor Details

#initialize(standalone = nil) ⇒ Document

Returns a new instance of Document.



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# File 'lib/xmlutils/node.rb', line 525

def initialize(standalone = nil)
  super()
  @children = []
  @standalone = standalone
end

Instance Attribute Details

#children ⇒ Object

Returns the value of attribute children.



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# File 'lib/xmlutils/node.rb', line 523

def children
  @children
end

Instance Method Details

#add(element) ⇒ Object Also known as: << 



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# File 'lib/xmlutils/node.rb', line 535

def add(element)
  element.parent = self
  @children << element
  element
end

#context ⇒ Object 



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# File 'lib/xmlutils/node.rb', line 581

def context
  {}
end

#delete(element) ⇒ Object 



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# File 'lib/xmlutils/node.rb', line 542

def delete(element)
  @children.delete(element)
  element.parent = nil if element.respond_to?(:parent=)
end

#doctype ⇒ Object 



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# File 'lib/xmlutils/node.rb', line 568

def doctype
  @children.find { |c| c.is_a?(DocType) }
end

#each_element(&block) ⇒ Object 



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# File 'lib/xmlutils/node.rb', line 572

def each_element(&block)
  return to_enum(:each_element) unless block_given?
  @children.select { |c| c.is_a?(Element) }.each(&block)
end

#elements ⇒ Object 



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# File 'lib/xmlutils/node.rb', line 577

def elements
  @children.select { |c| c.is_a?(Element) }
end

#node_type ⇒ Object 



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# File 'lib/xmlutils/node.rb', line 531

def node_type
  :document
end

#root ⇒ Object 



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# File 'lib/xmlutils/node.rb', line 547

def root
  @children.find { |c| c.is_a?(Element) }
end

#to_s ⇒ Object 



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# File 'lib/xmlutils/node.rb', line 558

def to_s
  output = ""
  write(output)
  output
end

#write(output = $stdout, indent = 0) ⇒ Object 



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# File 'lib/xmlutils/node.rb', line 551

def write(output = $stdout, indent = 0)
  @children.each_with_index do |child, idx|
    child.write(output, indent)
    output << "\n" unless idx == @children.length - 1
  end
end

#xml_decl ⇒ Object 



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# File 'lib/xmlutils/node.rb', line 564

def xml_decl
  @children.find { |c| c.is_a?(XMLDecl) || (c.is_a?(ProcessingInstruction) && c.respond_to?(:target) && c.target == 'xml') }
end