Module: Dommy::Bridge::Methods::ClassMethods

Defined in:
lib/dommy/bridge/methods.rb

Instance Method Summary collapse

Instance Method Details

#inherited(subclass) ⇒ Object

‘extend` is per-singleton, so a subclass of an includer would not inherit `js_methods`. Re-extend each subclass as it is defined.



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# File 'lib/dommy/bridge/methods.rb', line 31

def inherited(subclass)
  super
  subclass.extend(ClassMethods)
end

#js_methods(names) ⇒ Object 



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# File 'lib/dommy/bridge/methods.rb', line 36

def js_methods(names)
  own = names.map(&:to_s).freeze
  const_set(:JS_METHOD_NAMES, own) unless const_defined?(:JS_METHOD_NAMES, false)

  # Capture the ancestor's __js_method_names__ as a real method (if any)
  # at definition time. We can't use `super` here: classes like
  # StyleDeclaration define `method_missing`, so `super` would fall
  # through to it and return a CSS-property String instead of raising.
  parent =
    if superclass.method_defined?(:__js_method_names__)
      superclass.instance_method(:__js_method_names__)
    end

  define_method(:__js_method_names__) do
    base = parent ? parent.bind(self).call : []
    (base + own).uniq.freeze
  end
end