* enumerator.c (enumerator_each): return self if no block is

given.  [yarv-dev:882]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9934 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Tue Feb 14 20:26:00 2006  Yukihiro Matsumoto  <matz@ruby-lang.org>
+
+	* enumerator.c (enumerator_each): return self if no block is
+	  given.  [yarv-dev:882]
+
 Tue Feb 14 18:48:33 2006  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* eval.c (DMETHOD_P): accessing wrong frame.  [ruby-dev:28181]

enumerator.c

@@ -314,10 +314,12 @@ rb_enumeratorize(VALUE obj, VALUE meth, int argc, VALUE *argv)
 static VALUE
 enumerator_each(VALUE obj)
 {
-    struct enumerator *e = enumerator_ptr(obj);
+    struct enumerator *e;
     int argc = 0;
     VALUE *argv = 0;
 
+    if (!rb_block_given_p()) return obj;
+    e = enumerator_ptr(obj);
     if (e->args) {
 	argc = RARRAY(e->args)->len;
 	argv = RARRAY(e->args)->ptr;