Module: Dry::Monads::Result::Mixin::Constructors

Included in:

Dry::Monads, Dry::Monads::Result::Mixin

Defined in:

lib/dry/monads/result.rb,
lib/dry/monads/either.rb

Overview

Value constructors

Constant Summary

Right =

Success

Left =

Failure

Instance Method Summary

• #Failure(value = Undefined, &block) ⇒ Object

  Failure constructor.

• #Success(value = Undefined, &block) ⇒ Object

  Success constructor.

Instance Method Details

#Success(value) ⇒ Result::Failure #Success(&block) ⇒ Result::Failure

Failure constructor

Overloads:

• #Success(value) ⇒ Result::Failure

  Parameters:

  • value (Object)

  Returns:

  • (Result::Failure)
• #Success(&block) ⇒ Result::Failure

  Parameters:

  • block (Proc) —

    a block to be wrapped with Failure

  Returns:

  • (Result::Failure)

# File 'lib/dry/monads/result.rb', line 266

def Failure(value = Undefined, &block)
  v = Undefined.default(value, block || Unit)
  Failure.new(v, RightBiased::Left.trace_caller)
end

#Success(value) ⇒ Result::Success #Success(&block) ⇒ Result::Success

Success constructor

Overloads:

• #Success(value) ⇒ Result::Success

  Parameters:

  • value (Object)

  Returns:

  • (Result::Success)
• #Success(&block) ⇒ Result::Success

  Parameters:

  • block (Proc) —

    a block to be wrapped with Success

  Returns:

  • (Result::Success)

# File 'lib/dry/monads/result.rb', line 251

def Success(value = Undefined, &block)
  v = Undefined.default(value, block || Unit)
  Success.new(v)
end