Class: Dry::Logic::Operations::Unary

Inherits:
Abstract
  • Object
show all
Defined in:
lib/dry/logic/operations/unary.rb

Direct Known Subclasses

Check, Each, Key, Negation

Instance Attribute Summary collapse

Attributes inherited from Abstract

#options, #rules

Instance Method Summary collapse

Methods inherited from Abstract

#curry, #id, #new, #to_ast, #with

Methods included from Dry::Logic::Operators

#and, #or, #then, #xor

Constructor Details

#initialize(*rules, **options) ⇒ Unary

Returns a new instance of Unary.



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# File 'lib/dry/logic/operations/unary.rb', line 11

def initialize(*rules, **options)
  super
  @rule = rules.first
end

Instance Attribute Details

#rule ⇒ Object (readonly)

Returns the value of attribute rule.



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# File 'lib/dry/logic/operations/unary.rb', line 9

def rule
  @rule
end

Instance Method Details

#ast(input = Undefined) ⇒ Object 



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# File 'lib/dry/logic/operations/unary.rb', line 16

def ast(input = Undefined)
  [type, rule.ast(input)]
end

#to_s ⇒ Object 



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# File 'lib/dry/logic/operations/unary.rb', line 20

def to_s
  "#{type}(#{rule})"
end