Merge pull request #2304 from ksss/class-new

Class.new do not call `class_eval'

src/class.c

@@ -1105,7 +1105,7 @@ mrb_class_new_class(mrb_state *mrb, mrb_value cv)
   }
   new_class = mrb_obj_value(mrb_class_new(mrb, mrb_class_ptr(super)));
   if (!mrb_nil_p(blk)) {
-    mrb_funcall_with_block(mrb, new_class, mrb_intern_lit(mrb, "class_eval"), 0, NULL, blk);
+    mrb_yield_with_class(mrb, blk, 1, &new_class, new_class, mrb_class_ptr(new_class));
   }
   mrb_funcall(mrb, super, "inherited", 1, new_class);
   return new_class;

test/t/class.rb

@@ -226,8 +226,13 @@ assert('Class Dup 2') do
   assert_equal(Module, M.dup.class)
 end
 
-assert('Class new') do
+assert('Class.new') do
   assert_equal(Class, Class.new.class)
+  a = []
+  klass = Class.new do |c|
+    a << c
+  end
+  assert_equal([klass], a)
 end
 
 assert('class to return the last value') do