Module: Coroutine::ActsAsCurrent::ClassMethods

Defined in:
lib/acts_as_current/class_methods.rb

Overview

This module defines methods that will be mixed into the class definition when acts_as_current is invoked.

The notation used below assumes the module will be invoked using the :extend method, ensuring the wrapping scope is the class object.

Instance Method Summary collapse

Instance Method Details

#current ⇒ Object

This method returns the reference to the instance defined as current.



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# File 'lib/acts_as_current/class_methods.rb', line 14

def current
  Thread.current[acts_as_current_symbol]
end

#current=(instance) ⇒ Object

This method sets the reference to the instance defined as current.



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# File 'lib/acts_as_current/class_methods.rb', line 20

def current=(instance)
  unless (instance.is_a?(self) || instance.nil?)
    raise(ArgumentError, "The method expected an instance of class '#{name}', but instead was given #{instance.inspect}") 
  end
  Thread.current[acts_as_current_symbol] = instance
end