Use Element#expose in preference to method_missing

Gemfile

@@ -2,6 +2,6 @@ source "https://rubygems.org"
 gemspec
 
 gem 'rake'
-gem 'opal'
+gem 'opal', :github => 'opal/opal'
 gem 'opal-spec'
 gem 'opal-sprockets'

opal/opal-jquery/element.rb

@@ -1,6 +1,6 @@
 class Element
   %x{
-    var root = __opal.global, dom_class;
+    var root = $opal.global, dom_class;
 
     if (root.jQuery) {
       dom_class = jQuery
@@ -89,18 +89,6 @@ def self.expose(*methods)
   alias_native :slide_toggle, :slideToggle
   alias_native :fade_toggle, :fadeToggle
 
-  # Missing methods are assumed to be jquery plugins. These are called by
-  # the given symbol name.
-  def method_missing(symbol, *args, &block)
-    %x{
-      if (#{self}[#{symbol}]) {
-        return #{self}[#{symbol}].apply(#{self}, args);
-      }
-    }
-
-    super
-  end
-
   def to_n
     self
   end

spec/element/method_missing_spec.rb

@@ -11,8 +11,12 @@
   };
 }
 
-describe "Element#method_missing" do
-  it "calls jquery plugins by given name" do
+class Element
+  expose :opal_specs_extension, :opal_specs_args
+end
+
+describe "Element#exposes" do
+  it "exposes jquery plugins by given name" do
     Element.new.opal_specs_extension.should eq("foo_bar_baz")
   end