Class: Postscript::Model::Operators::Arithmetic::Neg

Inherits:

Postscript::Model::Operator

• Object
• Postscript::Model::Operator
• Postscript::Model::Operators::Arithmetic::Neg

Defined in:

lib/postscript/model/operators/arithmetic.rb

Instance Attribute Summary

• #operand ⇒ Object readonly

  Returns the value of attribute operand.

Class Method Summary

• .from_operands(stack) ⇒ Object

Instance Method Summary

• #initialize(operand:) ⇒ Neg constructor

  A new instance of Neg.

Methods inherited from Postscript::Model::Operator

#accept, #operator?, register_as

Constructor Details

#initialize(operand:) ⇒ Neg

Returns a new instance of Neg.

# File 'lib/postscript/model/operators/arithmetic.rb', line 103

def initialize(operand:)
  @operand = operand
  freeze
end

Instance Attribute Details

#operand ⇒ Object (readonly)

Returns the value of attribute operand.

# File 'lib/postscript/model/operators/arithmetic.rb', line 102

def operand
  @operand
end

Class Method Details

.from_operands(stack) ⇒ Object

# File 'lib/postscript/model/operators/arithmetic.rb', line 107

def self.from_operands(stack)
  new(operand: stack.pop_number)
end