Class: Constree::Node

Inherits:
Struct
  • Object
show all
Includes:
TreeGraph
Defined in:
lib/constree/node.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#constant ⇒ Object

Returns the value of attribute constant

Returns:

  • (Object) —

    the current value of constant



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# File 'lib/constree/node.rb', line 4

def constant
  @constant
end

#name ⇒ Object

Returns the value of attribute name

Returns:

  • (Object) —

    the current value of name



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# File 'lib/constree/node.rb', line 4

def name
  @name
end

#parent ⇒ Object

Returns the value of attribute parent

Returns:

  • (Object) —

    the current value of parent



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# File 'lib/constree/node.rb', line 4

def parent
  @parent
end

#ref ⇒ Object

Returns the value of attribute ref.



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# File 'lib/constree/node.rb', line 16

def ref
  @ref
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/constree/node.rb', line 37

def == other
  return false unless other.is_a? Node
  constant == other.constant
end

#children_for_tree_graph ⇒ Object 



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# File 'lib/constree/node.rb', line 12

def children_for_tree_graph
  @sub_consts ||= []
end

#display_name ⇒ Object 



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# File 'lib/constree/node.rb', line 29

def display_name
  (name || constant.name).to_s
end

#full_name ⇒ Object 



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# File 'lib/constree/node.rb', line 33

def full_name
  top? ? constant.name : "#{parent.full_name}::#{name}"
end

#label_for_tree_graph ⇒ Object 



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# File 'lib/constree/node.rb', line 8

def label_for_tree_graph
  display_name + ' ' + type
end

#not_yet?(seen) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/constree/node.rb', line 48

def not_yet? seen
  i = seen.find_index self
  if i == seen.count - 1
   true
  else
    self.ref = seen[i]
    false
  end
end

#sub_nodes ⇒ Object 



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# File 'lib/constree/node.rb', line 18

def sub_nodes
  return [] unless constant.is_a? Module
  constant.constants.map do |name|
    Node.new(constant.const_get(name), name, self)
  end
end

#top? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/constree/node.rb', line 25

def top?
  parent ? false : true
end

#type ⇒ Object 



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# File 'lib/constree/node.rb', line 42

def type
  return "→ #{ref.full_name}" if ref
  return "(#{constant.class.to_s})" unless Class === constant
  "< " + constant.ancestors[1..].map(&:to_s).join(" < ")
end