notes: allow --dry-run for -n and --verbose for -v

For consistency with other git commands, let the prune subcommand of
git notes accept the long options --dry-run and --verbose for the
respective short ones -n and -v.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/git-notes.txt

@@ -129,10 +129,12 @@ OPTIONS
 	is taken to be in `refs/notes/` if it is not qualified.
 
 -n::
+--dry-run::
 	Do not remove anything; just report the object names whose notes
 	would be removed.
 
 -v::
+--verbose::
 	Report all object names whose notes are removed.
 
 

builtin/notes.c

@@ -798,8 +798,9 @@ static int prune(int argc, const char **argv, const char *prefix)
 	struct notes_tree *t;
 	int show_only = 0, verbose = 0;
 	struct option options[] = {
-		OPT_BOOLEAN('n', NULL, &show_only, "do not remove, show only"),
-		OPT_BOOLEAN('v', NULL, &verbose, "report pruned notes"),
+		OPT_BOOLEAN('n', "dry-run", &show_only,
+			    "do not remove, show only"),
+		OPT_BOOLEAN('v', "verbose", &verbose, "report pruned notes"),
 		OPT_END()
 	};