I am not sure why, but the regular expression "(?:\^\{\})" gets
rendered by asciidoc as "(?:\{})". The intent seems to be a regex
matching the literal string "^{}", so this rewrites the markup to
produce "(?:\^{})" as output.
Cc: Julian Phillips <julian@quantumfyre.co.uk>
Signed-off-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
caret=^
startsb=[
endsb=]
+backslash=\
tilde=~
apostrophe='
backtick=`
--exclude-existing[=<pattern>]::
Make 'git show-ref' act as a filter that reads refs from stdin of the
- form "^(?:<anything>\s)?<refname>(?:\^\{\})?$" and performs the
- following actions on each:
+ form "^(?:<anything>\s)?<refname>(?:{backslash}{caret}\{\})?$"
+ and performs the following actions on each:
(1) strip "^{}" at the end of line if any;
(2) ignore if pattern is provided and does not head-match refname;
(3) warn if refname is not a well-formed refname and skip;