revert Opal.hash to Hash.new

Author: janbiedermann

lib/react/api.rb

@@ -73,7 +73,7 @@ class extends React.Component {
           }
           shouldComponentUpdate(next_props, next_state) {
             var instance = this._getOpalInstance.apply(this);
-            return #{`instance`.should_component_update?(`Opal.hash(next_props !== null ? next_props : {})`, `Opal.hash(next_state !== null ? next_state : {})`) if type.method_defined? :should_component_update?};
+            return #{`instance`.should_component_update?(Hash.new(`next_props`), Hash.new(`next_state`)) if type.method_defined? :should_component_update?};
           }
           componentWillUpdate(next_props, next_state) {
             var instance = this._getOpalInstance.apply(this);
@@ -126,9 +126,12 @@ def self.create_element(type, properties = {}, &block)
 
       # Children Nodes
       if block_given?
-        [yield].flatten.each do |ele|
-          params << ele.to_n
-        end
+        a = [yield].flatten
+        %x{
+          for(var i=0, l=a.length; i<l; i++) {
+            params.push(a[i].$to_n());
+          }
+        }
       end
       React::Element.new(`React.createElement.apply(null, #{params})`, type, properties, block)
     end