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Class: RBS::Types::Optional

Relationships & Source Files
Inherits: Object
Defined in: lib/rbs/types.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(type:, location:) ⇒ Optional

[ GitHub ] 

  


# File 'lib/rbs/types.rb', line 521



def initialize(type:, location:)
  @type = type
  @location = location
end


  







Instance Attribute Details



  

    #location   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 519



attr_reader :location


  








  

    #type   (readonly)
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 518



attr_reader :type


  







Instance Method Details



  

    #==(other)  
    Also known as: #eql?
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 526



def ==(other)
  other.is_a?(Optional) && other.type == type
end


  








  

    #each_type  
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 560



def each_type
  if block_given?
    yield type
  else
    enum_for :each_type
  end
end


  








  

    #eql?(other)  
  



  

    

Alias for #==.


  



  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 530



alias eql? ==


  








  

    #free_variables(set = Set.new)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 536



def free_variables(set = Set.new)
  type.free_variables(set)
end


  








  

    #hash  
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 532



def hash
  self.class.hash ^ type.hash
end


  








  

    #map_type(&block)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 575



def map_type(&block)
  if block
    Optional.new(
      type: yield(type),
      location: location
    )
  else
    enum_for :map_type
  end
end


  








  

    #map_type_name(&block)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 568



def map_type_name(&block)
  Optional.new(
    type: type.map_type_name(&block),
    location: location
  )
end


  








  

    #sub(s)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 544



def sub(s)
  self.class.new(type: type.sub(s), location: location)
end


  








  

    #to_json(state = _ = nil)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 540



def to_json(state = _ = nil)
  { class: :optional, type: type, location: location }.to_json(state)
end


  








  

    #to_s(level = 0)  
  

  [ GitHub ]


  

  


# File 'lib/rbs/types.rb', line 548



def to_s(level = 0)
  case t = type
  when RBS::Types::Literal
    case t.literal
    when Symbol
      return "#{type.to_s(1)} ?"
    end
  end

  "#{type.to_s(1)}?"
end