Class: Literal::Types::FrozenType Private

Inherits:
Object
  • Object
show all
Includes:
Literal::Type
Defined in:
lib/literal/types/frozen_type.rb

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

Constant Summary collapse

ALWAYS_FROZEN =

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

Set[Symbol, Integer, Float, Numeric, true, false, nil].freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(type) ⇒ FrozenType

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.

Returns a new instance of FrozenType.



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# File 'lib/literal/types/frozen_type.rb', line 9

def initialize(type)
  if ALWAYS_FROZEN.include?(type)
    warn "_Frozen type is redundant for #{type.inspect} since it is always frozen."
  end

  @type = type
  freeze
end

Instance Attribute Details

#type ⇒ Object (readonly)

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. 



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# File 'lib/literal/types/frozen_type.rb', line 18

def type
  @type
end

Instance Method Details

#===(value) ⇒ Object

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. 



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# File 'lib/literal/types/frozen_type.rb', line 24

def ===(value)
  value.frozen? && @type === value
end

#>=(other) ⇒ Object

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. 



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# File 'lib/literal/types/frozen_type.rb', line 28

def >=(other)
  case other
  when Literal::Types::FrozenType
    @type >= other.type
  when Literal::Types::ConstraintType
    type_match = false
    frozen_match = Literal.subtype?(other.property_constraints[:frozen?], true)

    other.object_constraints.each do |constraint|
      frozen_match ||= ALWAYS_FROZEN.include?(constraint)
      type_match ||= Literal.subtype?(constraint, @type)
      return true if frozen_match && type_match
    end

    false
  else
    false
  end
end

#inspect ⇒ Object

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. 



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# File 'lib/literal/types/frozen_type.rb', line 20

def inspect
  "_Frozen(#{@type.inspect})"
end