Module: Sheetah::Utils::MonadicResult::Result

Included in:
Failure, Success
Defined in:
lib/sheetah/utils/monadic_result.rb

Constant Summary collapse

UnwrapError = 
Class.new(StandardError)
VariantError = 
Class.new(UnwrapError)
ValueError = 
Class.new(UnwrapError)

Instance Method Summary collapse

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/sheetah/utils/monadic_result.rb', line 44

def ==(other)
  other.is_a?(self.class) && other.wrapped == wrapped
end

#discard ⇒ Object 



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# File 'lib/sheetah/utils/monadic_result.rb', line 58

def discard
  empty? ? self : self.class.new
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sheetah/utils/monadic_result.rb', line 40

def empty?
  wrapped == Unit
end

#initialize(value = Unit) ⇒ Object 



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# File 'lib/sheetah/utils/monadic_result.rb', line 36

def initialize(value = Unit)
  @wrapped = value
end

#inspect ⇒ Object Also known as: to_s 



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# File 'lib/sheetah/utils/monadic_result.rb', line 48

def inspect
  if empty?
    "#{variant}()"
  else
    "#{variant}(#{wrapped.inspect})"
  end
end