Module: Alf::Algebra::Unary

Included in:
Autonum, Clip, Coerce, Compact, Defaults, Extend, Group, InferHeading, Project, Quota, Rank, Rename, Restrict, Sort, Summarize, TypeSafe, Ungroup, Unwrap, Wrap
Defined in:
lib/alf-algebra/alf/algebra/support/unary.rb

Overview

Specialization of Operator for operators that work on a unary input

Defined Under Namespace

Modules: ClassMethods

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(mod) ⇒ Object

module ClassMethods



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# File 'lib/alf-algebra/alf/algebra/support/unary.rb', line 18

def self.included(mod)
  super
  mod.extend(ClassMethods)
end

Instance Method Details

#operand ⇒ Object

Simply returns the first operand



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# File 'lib/alf-algebra/alf/algebra/support/unary.rb', line 24

def operand
  operands.first
end

#with_operand(operand) ⇒ Object 



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# File 'lib/alf-algebra/alf/algebra/support/unary.rb', line 28

def with_operand(operand)
  with_operands(operand)
end