shortlog: Document and test --format option

diff --git a/Documentation/git-rev-parse.txt b/Documentation/git-rev-parse.txt
index 1a613aa108d649c199c30d0d8a29623243631a7c..8db600f6ba01bcb7f85be6c6606795a0034822b2 100644 (file)
--- a/Documentation/git-rev-parse.txt
+++ b/Documentation/git-rev-parse.txt
@@ -148,6 +148,12 @@ shown.  If the pattern does not contain a globbing character (`?`,
 --is-bare-repository::
        When the repository is bare print "true", otherwise "false".
 
+--local-env-vars::
+       List the GIT_* environment variables that are local to the
+       repository (e.g. GIT_DIR or GIT_WORK_TREE, but not GIT_EDITOR).
+       Only the names of the variables are listed, not their value,
+       even if they are set.
+
 --short::
 --short=number::
        Instead of outputting the full SHA1 values of object names try to