From 8bd26c4a2f7539f6418934858710c674bb139cdd Mon Sep 17 00:00:00 2001 From: Julian Phillips Date: Mon, 9 Apr 2007 21:57:36 +0100 Subject: Documentation: show-ref: document --exclude-existing Use the comment in the code to document the --exclude-existing function to git-show-ref. Signed-off-by: Julian Phillips Signed-off-by: Junio C Hamano --- Documentation/git-show-ref.txt | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'Documentation') diff --git a/Documentation/git-show-ref.txt b/Documentation/git-show-ref.txt index 5973a8251..2355aa5e8 100644 --- a/Documentation/git-show-ref.txt +++ b/Documentation/git-show-ref.txt @@ -10,6 +10,7 @@ SYNOPSIS [verse] 'git-show-ref' [-q|--quiet] [--verify] [-h|--head] [-d|--dereference] [-s|--hash] [--abbrev] [--tags] [--heads] [--] ... +'git-show-ref' --exclude-existing[=pattern] DESCRIPTION ----------- @@ -19,6 +20,9 @@ commit IDs. Results can be filtered using a pattern and tags can be dereferenced into object IDs. Additionally, it can be used to test whether a particular ref exists. +The --exclude-existing form is a filter that does the inverse, it shows the +refs from stdin that don't exist in the local repository. + Use of this utility is encouraged in favor of directly accessing files under in the `.git` directory. @@ -61,6 +65,18 @@ OPTIONS Do not print any results to stdout. When combined with '--verify' this can be used to silently check if a reference exists. +--exclude-existing, --exclude-existing=pattern:: + + Make git-show-ref act as a filter that reads refs from stdin of the + form "^(?:\s)?(?:\^\{\})?$" 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; + (4) ignore if refname is a ref that exists in the local repository; + (5) otherwise output the line. + + :: Show references matching one or more patterns. -- cgit v1.2.1