Class: Dry::Transaction::Callable Private

Inherits:
Object
  • Object
show all
Defined in:
lib/dry/transaction/callable.rb

Overview

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.

API:

  • private

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(operation) ⇒ Callable

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 Callable.

API:

  • private



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# File 'lib/dry/transaction/callable.rb', line 19

def initialize(operation)
  @operation = case operation
               when Proc, Method
                 operation
               else
                 operation.method(:call)
               end

  @arity = @operation.arity
end

Instance Attribute Details

#arity ⇒ 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.

API:

  • private



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# File 'lib/dry/transaction/callable.rb', line 17

def arity
  @arity
end

#operation ⇒ 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.

API:

  • private



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# File 'lib/dry/transaction/callable.rb', line 17

def operation
  @operation
end

Class Method Details

.[](callable) ⇒ 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.

API:

  • private



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# File 'lib/dry/transaction/callable.rb', line 7

def self.[](callable)
  if callable.is_a?(self)
    callable
  elsif callable.nil?
    nil
  else
    new(callable)
  end
end

Instance Method Details

#call(*args, &block) ⇒ 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.

API:

  • private



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# File 'lib/dry/transaction/callable.rb', line 30

def call(*args, &block)
  if arity.zero?
    operation.(&block)
  elsif ruby_27_last_arg_hash?(args)
    *prefix, last = args
    operation.(*prefix, **last, &block)
  else
    operation.(*args, &block)
  end
end