Class: Minitag::ExtensionRegistry

Inherits:
Object
  • Object
show all
Defined in:
lib/minitag/extension_registry.rb

Overview

Stores and extends classes that relies on tags with the Minitag::TagExtension module.

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ExtensionRegistry

Returns a new instance of ExtensionRegistry.



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# File 'lib/minitag/extension_registry.rb', line 7

def initialize
  @registry = {}
end

Instance Method Details

#register(klass) ⇒ void

This method returns an undefined value.

Extends a class with Minitag::TagExtension and stores it as extended.

Invariants:

- Classes that were already extended will be ignored during this operation.

Parameters:

  • klass (Class) —

    a class that will be extended.



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# File 'lib/minitag/extension_registry.rb', line 19

def register(klass)
  return if @registry.key?(klass)

  @registry[klass] = true
  klass.singleton_class.prepend(Minitag::TagExtension)
end