* string.c: [DOC] Specify to_s on subclasses [ci skip]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49441 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2015-01-29 15:56:58 +00:00 · 2015-01-29 15:56:58 +00:00 · af574c63b5
commit af574c63b5
parent 78400919ba
1 changed files with 3 additions and 1 deletions
--- a/string.c
+++ b/string.c
@ -4877,7 +4877,9 @@ rb_str_to_f(VALUE str)
 *     str.to_s     -> str
 *     str.to_str   -> str
 *
- *  Returns the receiver.
+ *  Returns +self+.
+ *
+ *  If called on a subclass of String, converts the receiver to a String object.
 */

 static VALUE