Opal v1.3 compatibility for new super semantics

Author: hmdne

examples/component/app/application.rb

@@ -1,5 +1,6 @@
 require "opal"
 require "console"
+require "promise"
 require "browser/setup/full"
 
 # Let's test some element before we have been initialized.
@@ -15,7 +16,7 @@ class MyCounter < Browser::DOM::Element::Custom
 
   self.observed_attributes = %w[value]
 
-  def initialize
+  def initialize(node)
     super
   end
 

opal/browser/dom/node.rb

@@ -38,6 +38,11 @@ def self.new(value)
     end
   end
 
+  def initialize(node)
+    raise ArgumentError, "Please ensure that #initialize of #{self.class} accepts one argument" unless node
+    super
+  end
+
   # Return true of the other element is the same underlying DOM node.
   #
   # @return [Boolean]

spec/dom/element/custom_spec.rb

@@ -8,7 +8,7 @@
 
   def create_custom_class(name, observed_attrs = [])
     Class.new(Browser::DOM::Element::Custom) do
-      def initialize
+      def initialize(node)
         super
         $scratchpad[:initialized] = true
       end