Class: Kleisli::Try

Inherits:
Monad show all
Defined in:
lib/kleisli/try.rb

Direct Known Subclasses

Failure, Success

Defined Under Namespace

Classes: Failure, Success

Instance Attribute Summary collapse

Class Method Summary collapse

Methods inherited from Monad

#>, #>>

Methods inherited from Functor

#fmap

Instance Attribute Details

#exception ⇒ Object (readonly)

Returns the value of attribute exception.



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# File 'lib/kleisli/try.rb', line 6

def exception
  @exception
end

#value ⇒ Object (readonly)

Returns the value of attribute value.



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# File 'lib/kleisli/try.rb', line 6

def value
  @value
end

Class Method Details

.lift(f) ⇒ Object 



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# File 'lib/kleisli/try.rb', line 8

def self.lift(f)
  Success.new(f.call)
rescue => e
  Failure.new(e)
end