extract proc conversion into generic 'code' conversion

lib/v8.rb

@@ -8,6 +8,7 @@ require 'v8/error/try'
 require 'v8/conversion/fundamental'
 require 'v8/conversion/indentity'
 require 'v8/conversion/primitive'
+require 'v8/conversion/code'
 require 'v8/conversion/class'
 require 'v8/conversion/object'
 require 'v8/conversion/time'

lib/v8/context.rb

@@ -9,7 +9,7 @@ module V8
       @access = Access.new
       if global = options[:with]
         Context.new.enter do
-          global_template = global.class.to_v8_template.InstanceTemplate()
+          global_template = global.class.to_template.InstanceTemplate()
           @native = V8::C::Context::New(nil, global_template)
         end
         enter {link global, @native.Global()}

lib/v8/conversion/class.rb

@@ -1,21 +1,15 @@
 class V8::Conversion
   module Class
-    include V8::Util::Weakcell
+    include V8::Conversion::Code
 
-    def to_v8
-      fn = to_v8_template.GetFunction()
-      V8::Context.current.link self, fn
-      return fn
-    end
-
-    def to_v8_template
-      weakcell(:v8_constructor) do
+    def to_template
+      weakcell(:constructor) do
         template = V8::C::FunctionTemplate::New(Constructor.new(self))
         prototype = template.InstanceTemplate()
         prototype.SetNamedPropertyHandler(Get, Set)
         prototype.SetIndexedPropertyHandler(IGet, ISet)
         if self != ::Object && superclass != ::Object && superclass != ::Class
-          template.Inherit(superclass.to_v8_template)
+          template.Inherit(superclass.to_template)
         end
         template
       end

lib/v8/conversion/code.rb

@@ -0,0 +1,37 @@
+class V8::Conversion
+  module Code
+    include V8::Util::Weakcell
+
+    def to_v8
+      fn = to_template.GetFunction()
+      V8::Context.link self, fn
+      return fn
+    end
+
+    def to_template
+      weakcell(:template) {V8::C::FunctionTemplate::New(InvocationHandler.new(self))}
+    end
+
+    class InvocationHandler
+      include V8::Error::Protect
+
+      def initialize(code)
+        @code = code
+      end
+
+      def call(arguments)
+        protect do
+          context = V8::Context.current
+          length_of_given_args = arguments.Length()
+          args = ::Array.new(@code.arity < 0 ? length_of_given_args : @code.arity)
+          0.upto(args.length - 1) do |i|
+            if i < length_of_given_args
+              args[i] = context.to_ruby arguments[i]
+            end
+          end
+          context.to_v8 @code.call(*args)
+        end
+      end
+    end
+  end
+end

lib/v8/conversion/method.rb

@@ -1,12 +1,12 @@
 class V8::Conversion
   module Method
-    include V8::Conversion::Proc
+    include V8::Conversion::Code
 
     def to_v8
-      (@@method_cache[self] ||= to_v8_template).GetFunction()
+      template = @@method_cache[self] ||= to_template
+      template.GetFunction()
     end
 
-
     class MethodCache
       def initialize
         @map = {}

lib/v8/conversion/proc.rb

@@ -1,37 +1,5 @@
 class V8::Conversion
   module Proc
-    include V8::Util::Weakcell
-
-    def to_v8
-      fn = to_v8_template.GetFunction()
-      V8::Context.link self, fn
-      return fn
-    end
-
-    def to_v8_template
-      weakcell(:v8_template) {V8::C::FunctionTemplate::New(InvocationHandler.new(self))}
-    end
-
-    class InvocationHandler
-      include V8::Error::Protect
-
-      def initialize(proc)
-        @proc = proc
-      end
-
-      def call(arguments)
-        protect do
-          context = V8::Context.current
-          length_of_given_args = arguments.Length()
-          args = ::Array.new(@proc.arity < 0 ? length_of_given_args : @proc.arity)
-          0.upto(args.length - 1) do |i|
-            if i < length_of_given_args
-              args[i] = context.to_ruby arguments[i]
-            end
-          end
-          context.to_v8 @proc.call(*args)
-        end
-      end
-    end
+    include V8::Conversion::Code
   end
 end