Class: Keisan::Functions::Puts

Inherits:
Keisan::Function show all
Defined in:
lib/keisan/functions/puts.rb

Instance Attribute Summary

Attributes inherited from Keisan::Function

#arity, #name

Instance Method Summary collapse

Methods inherited from Keisan::Function

#differentiate, #unbound_variables

Constructor Details

#initialize ⇒ Puts

Returns a new instance of Puts.



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# File 'lib/keisan/functions/puts.rb', line 4

def initialize
  super("puts", 1)
end

Instance Method Details

#evaluate(ast_function, context = nil) ⇒ Object 



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# File 'lib/keisan/functions/puts.rb', line 12

def evaluate(ast_function, context = nil)
  validate_arguments!(ast_function.children.count)
  puts ast_function.children.first.evaluate(context).to_s
  Keisan::AST::Null.new
end

#simplify(ast_function, context = nil) ⇒ Object 



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# File 'lib/keisan/functions/puts.rb', line 18

def simplify(ast_function, context = nil)
  evaluate(ast_function, context)
end

#value(ast_function, context = nil) ⇒ Object 



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# File 'lib/keisan/functions/puts.rb', line 8

def value(ast_function, context = nil)
  evaluate(ast_function, context)
end