* enum.c (enum_find, enum_reject): Return an enumerator if no

  block is given.

* io.c (rb_io_each_line, rb_io_each_byte, rb_io_s_foreach,
  argf_each_line, argf_each_byte): Ditto.

* string.c (str_gsub): Ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@16010 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 1 deletions

diff --git a/string.c b/string.c
index bb3ba22ba7..403d595527 100644
--- a/string.c
+++ b/string.c
@@ -2096,7 +2096,8 @@ str_gsub(argc, argv, str, bang)
     char *buf, *bp, *sp, *cp;
     int tainted = 0;
 
-    if (argc == 1 && rb_block_given_p()) {
+    if (argc == 1) {
+        RETURN_ENUMERATOR(str, argc, argv);
 	iter = 1;
     }
     else if (argc == 2) {