Class: ASTUtils::NodeSet

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/ast_utils/node_set.rb

Defined Under Namespace

Classes: Item

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(objects = []) ⇒ NodeSet

Returns a new instance of NodeSet.



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# File 'lib/ast_utils/node_set.rb', line 25

def initialize(objects = [])
  @set = Set.new(objects.map {|object| Item.new(object) })
end

Instance Attribute Details

#set ⇒ Object (readonly)

Returns the value of attribute set.



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# File 'lib/ast_utils/node_set.rb', line 23

def set
  @set
end

Instance Method Details

#+(other) ⇒ Object 



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# File 'lib/ast_utils/node_set.rb', line 51

def +(other)
  self.class.new(self.set + other.set)
end

#<<(node) ⇒ Object 



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# File 'lib/ast_utils/node_set.rb', line 29

def <<(node)
  set << Item.new(node)
end

#delete(node) ⇒ Object 



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# File 'lib/ast_utils/node_set.rb', line 33

def delete(node)
  set.delete Item.new(node)
end

#each(&block) ⇒ Object 



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# File 'lib/ast_utils/node_set.rb', line 37

def each(&block)
  set.map(&:object).each(&block)
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ast_utils/node_set.rb', line 41

def empty?
  size == 0
end

#size ⇒ Object 



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# File 'lib/ast_utils/node_set.rb', line 45

def size
  set.size
end