diff options
| author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-03-28 02:28:16 +0000 |
|---|---|---|
| committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2014-03-28 02:28:16 +0000 |
| commit | 2f14bde88fc25fd49c5d72bac71e1f0381df944a (patch) | |
| tree | 79c21674b0f5b7f98b6ff1023524dc3686251c6e /re.c | |
| parent | 2d82342cf299220e0e7f84d464b205231fd41e8f (diff) | |
| download | ruby-2f14bde88fc25fd49c5d72bac71e1f0381df944a.tar.gz | |
string.c: backref substitution
* re.c (rb_reg_regsub): allow nil regexp for string matching.
* string.c (rb_str_sub_bang, str_gsub): make substitution if
replacement string has backref escapes.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45459 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 're.c')
| -rw-r--r-- | re.c | 2 |
1 files changed, 1 insertions, 1 deletions
@@ -3402,7 +3402,7 @@ rb_reg_regsub(VALUE str, VALUE src, struct re_registers *regs, VALUE regexp) switch (c) { case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': - if (onig_noname_group_capture_is_active(RREGEXP(regexp)->ptr)) { + if (!NIL_P(regexp) && onig_noname_group_capture_is_active(RREGEXP(regexp)->ptr)) { no = c - '0'; } else { |