Module: Teckel::Contracts::None

Defined in:: lib/teckel/contracts.rb

Overview

Simple contract for enforcing data to be not set or nil

Class Method Summary collapse

.[](*args) ⇒ Object (also: new)

Always return nil.

Class Method Details

.[](*args) ⇒ `Object` Also known as: new

Always return nil

Returns:

nil

Raises:

(ArgumentError) —

when called with any non-nil arguments



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# File 'lib/teckel/contracts.rb', line 11

def [](*args)
  raise ArgumentError, "None called with arguments" if args.any?(&:itself)
end