From a2126a678c1b2b3f972872778f267c9461ffc771 Mon Sep 17 00:00:00 2001 From: usa Date: Thu, 21 May 2015 05:08:28 +0000 Subject: merge revision(s) 50509: [Backport #11132] * string.c: added documentation for character sequence \' with String#sub [Bug #11132][ruby-core:69121][fix GH-900][ci skip] Patch by @shishir127 git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@50582 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- string.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'string.c') diff --git a/string.c b/string.c index a9b0b8bcc0..ef4e8b0328 100644 --- a/string.c +++ b/string.c @@ -4088,6 +4088,9 @@ rb_str_sub_bang(int argc, VALUE *argv, VALUE str) * double-quoted string, both back-references must be preceded by an * additional backslash. However, within +replacement+ the special match * variables, such as &$, will not refer to the current match. + * If +replacement+ is a String that looks like a pattern's capture group but + * is actaully not a pattern capture group e.g. "\\'", then it + * will have to be preceded by two backslashes like so "\\\\'". * * If the second argument is a Hash, and the matched text is one of its keys, * the corresponding value is the replacement string. -- cgit v1.2.3