Class: Veritas::Optimizer::Function::Connective::Negation::InvertibleOperand

Inherits:

Veritas::Optimizer::Function::Connective::Negation

• Object
• Veritas::Optimizer
• Veritas::Optimizer::Function::Connective::Negation
• Veritas::Optimizer::Function::Connective::Negation::InvertibleOperand

Defined in:

lib/veritas/optimizer/function/connective/negation.rb

Overview

Optimize when the operand can be inverted

Constant Summary

Constants inherited from Veritas::Optimizer

Noop, VERSION

Instance Attribute Summary

Attributes included from Unary

#operand

Attributes inherited from Veritas::Optimizer

#operation

Instance Method Summary

• #optimizable? ⇒ Boolean private

  Test if the operand can be inverted.

• #optimize ⇒ Function private

  A Negation of an Function is equivalent to the inverted Function.

Methods included from Unary

#initialize

Methods inherited from Veritas::Optimizer

chain, #initialize

Instance Method Details

#optimizable? ⇒ Boolean

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Test if the operand can be inverted

# File 'lib/veritas/optimizer/function/connective/negation.rb', line 20

def optimizable?
  operand.respond_to?(:inverse)
end

#optimize ⇒ Function

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

A Negation of an Function is equivalent to the inverted Function

# File 'lib/veritas/optimizer/function/connective/negation.rb', line 29

def optimize
  operand.inverse
end