[PATCH 11/23] Introduce --commit-exists.

From

Jon Seymour <jon.seymour@gmail.com>

Date

Apr 23, 2011, 07:22 UTC

Message-ID

<1303543372-77843-12-git-send-email-jon.seymour@gmail.com>

In-Reply-To

<1303543372-77843-1-git-send-email-jon.seymour@gmail.com>

tweak commit
---
 Documentation/git-test.txt |    2 ++
 git-conditions-lib.sh      |   11 +++++++++++
 2 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/Documentation/git-test.txt b/Documentation/git-test.txt
index 259a04c..9a4e06f 100644
--- a/Documentation/git-test.txt
+++ b/Documentation/git-test.txt
@@ -82,6 +82,8 @@ CONDITIONS
         Tests if the specified tag does (not) exist.
 '--ref-exists'|'--not-ref-exists tag'::
         Tests if the specified reference does (not) exist.
+'--commit-exists'|'--not-commit-exists commit'::
+	Tests if the specified commit does (not) exist.
 
 EXTENDING THE CONDITION LIBRARY
 -------------------------------
diff --git a/git-conditions-lib.sh b/git-conditions-lib.sh
index c21d669..af376d1 100644
--- a/git-conditions-lib.sh
+++ b/git-conditions-lib.sh
@@ -111,5 +111,16 @@ check_ref_exists_1()
 	fi
 }
 
+check_commit_exists_1()
+{
+	if test "$(git cat-file -t "$1")" = 'commit'
+	then	
+		echo "Commit '$1' exists."
+	else
+		echo "Commit '$1' does not exist."
+		false
+	fi
+}
+
 
 fi

-- 
1.7.5.rc1.23.g7f622