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* string.c (rb_str_aref): "abc"[3] should not return an empty

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string but nil.  [ruby-dev:28786]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10363 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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matz 2006-06-22 01:39:44 +00:00
parent b77a4e2a4e
commit 66de9ef349
2 changed files with 11 additions and 0 deletions
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ChangeLog
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@ -1,3 +1,8 @@
Thu Jun 22 10:31:39 2006 Yukihiro Matsumoto <matz@ruby-lang.org>
* string.c (rb_str_aref): "abc"[3] should not return an empty
string but nil. [ruby-dev:28786]
Thu Jun 22 05:15:58 2006 Tanaka Akira <akr@m17n.org>
* ext/socket/socket.c (sock_s_socketpair): try GC only once.

6
string.c
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@ -1478,6 +1478,12 @@ rb_str_aref(VALUE str, VALUE indx)
idx = FIX2LONG(indx);
num_index:
if (idx < 0) {
idx = RSTRING(str)->len + idx;
}
if (idx < 0 || RSTRING(str)->len <= idx) {
return Qnil;
}
return rb_str_substr(str, idx, 1);
case T_REGEXP: