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authornaruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2013-07-20 09:10:12 +0000
committernaruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2013-07-20 09:10:12 +0000
commit42bf89945890b04ee11e5128d2db34cb3dd0b5a4 (patch)
treeaa40f18385130e5f4fc91a7c8f68e0924255e8d8 /string.c
parent3a20287053640a97896f701f264f8a0fccec7c6a (diff)
* string.c (rb_str_succ): add missing case NEIGHBOR_WRAPPED.
r42078 caused buggy behavior like "\xFF".b -> "\x01\xFF".b git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42082 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'string.c')
-rw-r--r--string.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/string.c b/string.c
index f10dd3aa82..1d784e3ef7 100644
--- a/string.c
+++ b/string.c
@@ -3117,9 +3117,16 @@ rb_str_succ(VALUE orig)
l = ONIGENC_MBCLEN_CHARFOUND_LEN(l);
MEMCPY(tmp, s, char, l);
neighbor = enc_succ_char(tmp, l, enc);
- if (neighbor == NEIGHBOR_FOUND) {
+ switch (neighbor) {
+ case NEIGHBOR_FOUND:
MEMCPY(s, tmp, char, l);
return str;
+ break;
+ case NEIGHBOR_WRAPPED:
+ MEMCPY(s, tmp, char, l);
+ break;
+ case NEIGHBOR_NOT_CHAR:
+ break;
}
if (rb_enc_precise_mbclen(s, s+l, enc) != l) {
/* wrapped to \0...\0. search next valid char. */