Class: Tchae::Result

Inherits:
Object show all
Defined in:
lib/tchae/core.rb

Instance Method Summary collapse

Constructor Details

#initialize(wrapper) ⇒ Result

Returns a new instance of Result.



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# File 'lib/tchae/core.rb', line 162

def initialize(wrapper)
  @wrapper = wrapper
  @valtor = nil
end

Instance Method Details

#expect(constraint = nil, &proc) ⇒ Object 



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# File 'lib/tchae/core.rb', line 167

def expect(constraint = nil, &proc)
  @valtor = if block_given?
              raise(ArgumentError, 'The Result.expect method accepts either a block or an argument but not both') if constraint

              Tchae(proc)
            else
              Tchae(constraint)
            end
  @wrapper
end

#return_wrapper(result) ⇒ Object 



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# File 'lib/tchae/core.rb', line 184

def return_wrapper(result)
  return Return(result) unless @valtor

  @valtor.wrapped_result_or_error(result, ::Tchae::ReturnTypeError)
end

#valid_or_raise_exception(result) ⇒ Object 



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# File 'lib/tchae/core.rb', line 178

def valid_or_raise_exception(result)
  return result unless @valtor

  @valtor.valid_or_raise_exception(result, ::Tchae::ReturnTypeException)
end

#valid_or_return_error(result) ⇒ Object 



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# File 'lib/tchae/core.rb', line 190

def valid_or_return_error(result)
  return result unless @valtor
  @valtor.valid_or_return_error(result, ::Tchae::ReturnTypeError)
end