Class: JsonToToon::DataNode

Inherits:
Object
  • Object
show all
Defined in:
lib/json_to_toon/data_node.rb

Direct Known Subclasses

ContainerNode, ValueNode

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(parent = nil) ⇒ DataNode 



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# File 'lib/json_to_toon/data_node.rb', line 9

def initialize(parent = nil)
  @parent = parent
  @indentation_level = parent ? parent.indentation_level + 1 : 0
end

Instance Attribute Details

#indentation_level ⇒ Object (readonly)

Returns the value of attribute indentation_level.



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# File 'lib/json_to_toon/data_node.rb', line 7

def indentation_level
  @indentation_level
end

#parent ⇒ Object

Returns the value of attribute parent.



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# File 'lib/json_to_toon/data_node.rb', line 5

def parent
  @parent
end

Instance Method Details

#add_child(child) ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/json_to_toon/data_node.rb', line 18

def add_child(child)
  raise NotImplementedError, "#{self.class} does not support adding children."
end

#indent(spaces = 2) ⇒ Object 



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# File 'lib/json_to_toon/data_node.rb', line 22

def indent(spaces = 2)
  ' ' * (@indentation_level * spaces)
end

#root ⇒ Object 



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# File 'lib/json_to_toon/data_node.rb', line 26

def root
  current = self
  current = current.parent until current.parent.nil?
  current
end

#to_s ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/json_to_toon/data_node.rb', line 14

def to_s
  raise NotImplementedError, "#{self.class} must implement the 'to_s' method."
end