[macruby-changes] [3919] MacRuby/trunk

[source_changes at macosforge.org]

Revision: 3919
          http://trac.macosforge.org/projects/ruby/changeset/3919
Author:   eloy.de.enige at gmail.com
Date:     2010-04-12 14:34:42 -0700 (Mon, 12 Apr 2010)
Log Message:
-----------
Always try helper methods if a class is not a RubyObject descendant.

This means that helper methods, such as #foo= => #setFoo will still work, even
if the objc method is overriden from Ruby.

Modified Paths:
--------------
    MacRuby/trunk/dispatcher.cpp
    MacRuby/trunk/spec/macruby/language/objc_method_spec.rb

Modified: MacRuby/trunk/dispatcher.cpp
===================================================================
--- MacRuby/trunk/dispatcher.cpp	2010-04-11 01:57:40 UTC (rev 3918)
+++ MacRuby/trunk/dispatcher.cpp	2010-04-12 21:34:42 UTC (rev 3919)
@@ -677,24 +677,26 @@
 		}
 	    }
 
-	    // Let's try to see if we are not given a helper selector.
-	    SEL new_sel = helper_sel(selname, selname_len);
-	    if (new_sel != NULL) {
-		Method m = class_getInstanceMethod(klass, new_sel);
-		if (m != NULL) {
-		    if (GET_CORE()->method_node_get(m) == NULL) {
-			sel = new_sel;
-			method = m;
-			// We need to invert arguments because
-			// #[]= and setObject:forKey: take arguments
-			// in a reverse order
-			if (new_sel == selSetObjectForKey && argc == 2) {
-			    VALUE swap = argv[0];
-			    ((VALUE *)argv)[0] = argv[1];
-			    ((VALUE *)argv)[1] = swap;
-			    cache_method = false;
-			}
-			goto recache2;
+	    // Enable helpers for classes which are not RubyObject based.
+	    if ((RCLASS_VERSION(klass) & RCLASS_IS_OBJECT_SUBCLASS)
+		!= RCLASS_IS_OBJECT_SUBCLASS) {
+		// Let's try to see if we are not given a helper selector.
+		SEL new_sel = helper_sel(selname, selname_len);
+		if (new_sel != NULL) {
+		    Method m = class_getInstanceMethod(klass, new_sel);
+		    if (m != NULL) {
+		    	sel = new_sel;
+		    	method = m;
+		    	// We need to invert arguments because
+		    	// #[]= and setObject:forKey: take arguments
+		    	// in a reverse order
+		    	if (new_sel == selSetObjectForKey && argc == 2) {
+		    	    VALUE swap = argv[0];
+		    	    ((VALUE *)argv)[0] = argv[1];
+		    	    ((VALUE *)argv)[1] = swap;
+		    	    cache_method = false;
+		    	}
+		    	goto recache2;
 		    }
 		}
 	    }

Modified: MacRuby/trunk/spec/macruby/language/objc_method_spec.rb
===================================================================
--- MacRuby/trunk/spec/macruby/language/objc_method_spec.rb	2010-04-11 01:57:40 UTC (rev 3918)
+++ MacRuby/trunk/spec/macruby/language/objc_method_spec.rb	2010-04-12 21:34:42 UTC (rev 3919)
@@ -3,26 +3,44 @@
 
 require File.join(FIXTURES, 'method')
 
+class SubclassedTestMethod < TestMethod
+  def setFoo(x)
+    super(x * 2)
+  end
+  
+  def isFoo
+    !super
+  end
+end
+
 describe "A pure Objective-C method" do
   before :each do
     @o = TestMethod.new
   end
 
-  it "can be called with #foo= if it matches the #setFoo pattern" do
-    @o.should respond_to(:'setFoo')
-    @o.should respond_to(:'foo=')
+  it "can be called with #foo= if it matches the #setFoo pattern, also when overridden from Ruby" do
+    o2 = SubclassedTestMethod.new
+    [
+      [@o, 123, 123, 456, 456],
+      [o2, 123, 246, 456, 912]
+    ].each do |o, v1, rv1, v2, rv2|
+      o.should respond_to(:'setFoo')
+      o.should respond_to(:'foo=')
 
-    @o.setFoo(123)
-    @o.foo.should == 123
-    @o.foo = 456
-    @o.foo.should == 456
+      o.setFoo(v1)
+      o.foo.should == rv1
+      o.foo = v2
+      o.foo.should == rv2
+    end
   end
 
-  it "can be called with #foo? if it matches the #isFoo pattern" do
-    @o.should respond_to(:'isFoo')
-    @o.should respond_to(:'foo?')
-
-    @o.foo?.should equal(@o.isFoo)
+  it "can be called with #foo? if it matches the #isFoo pattern, also when overridden from Ruby" do
+    o2 = SubclassedTestMethod.new
+    [@o, o2].each do |o|
+      o.should respond_to(:'isFoo')
+      o.should respond_to(:'foo?')
+      o.foo?.should equal(o.isFoo)
+    end
   end
 
   it "is only exposed in #methods if the second argument is true" do
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