Class: UnaryNode

Inherits:

Object

• Object
• UnaryNode

Defined in:

lib/nodes.rb

Instance Method Summary

• #evaluate(scope) ⇒ Object
• #initialize(op, operand) ⇒ UnaryNode constructor

  A new instance of UnaryNode.

Constructor Details

#initialize(op, operand) ⇒ UnaryNode

Returns a new instance of UnaryNode.

# File 'lib/nodes.rb', line 223

def initialize(op, operand)
  @op = op
  @operand = operand
end

Instance Method Details

#evaluate(scope) ⇒ Object

# File 'lib/nodes.rb', line 227

def evaluate(scope)
  return eval("#{@op}#{@operand.evaluate(scope)}") # Not possible to use send-method.
end