Class: Propose::Tree::Atom

Inherits:
Node
  • Object
show all
Defined in:
lib/propose/tree/atom.rb

Overview

Declarative statement that can be either true or false.

For example: “The sun is shining.”

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Node

#children

Constructor Details

#initialize(name) ⇒ Atom

Returns a new instance of Atom.



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# File 'lib/propose/tree/atom.rb', line 8

def initialize(name)
  @name = name
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/propose/tree/atom.rb', line 6

def name
  @name
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/propose/tree/atom.rb', line 12

def ==(other)
  super || @name == other.name
end

#evaluate(assignment) ⇒ Object 



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# File 'lib/propose/tree/atom.rb', line 16

def evaluate(assignment)
  assignment[self]
end

#inspect ⇒ Object 



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# File 'lib/propose/tree/atom.rb', line 24

def inspect
  "#<Atom #{name}>"
end

#literal? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/propose/tree/atom.rb', line 20

def literal?
  true
end

#to_s ⇒ Object 



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# File 'lib/propose/tree/atom.rb', line 28

def to_s
  name.to_s
end