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authorThomas Gummerer <t.gummerer@gmail.com>2013-12-16 21:19:24 +0100
committerJunio C Hamano <gitster@pobox.com>2013-12-16 13:13:05 -0800
commitaad90e85f8e6368533aa30c072b8e2bd7adafa53 (patch)
treee05dda1f4895e681146ac2b2eb7705ac5208c06f
parent8a19dfa1aa5bbbc6e3ea8553e418ad4f78448cb3 (diff)
downloadgit-aad90e85f8e6368533aa30c072b8e2bd7adafa53.tar.gz
git-aad90e85f8e6368533aa30c072b8e2bd7adafa53.tar.xz
diff: avoid some nesting
Avoid some nesting in builtin/diff.c, to make the code easier to read. There are no functional changes. Helped-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Thomas Gummerer <t.gummerer@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--builtin/diff.c35
1 files changed, 17 insertions, 18 deletions
diff --git a/builtin/diff.c b/builtin/diff.c
index ea1dd65a2..24d627162 100644
--- a/builtin/diff.c
+++ b/builtin/diff.c
@@ -319,27 +319,26 @@ int cmd_diff(int argc, const char **argv, const char *prefix)
init_revisions(&rev, prefix);
- if (no_index) {
- if (argc != i + 2) {
- if (no_index == DIFF_NO_INDEX_IMPLICIT) {
- /*
- * There was no --no-index and there were not two
- * paths. It is possible that the user intended
- * to do an inside-repository operation.
- */
- fprintf(stderr, "Not a git repository\n");
- fprintf(stderr,
- "To compare two paths outside a working tree:\n");
- }
- /* Give the usage message for non-repository usage and exit. */
- usagef("git diff %s <path> <path>",
- no_index == DIFF_NO_INDEX_EXPLICIT ?
- "--no-index" : "[--no-index]");
-
+ if (no_index && argc != i + 2) {
+ if (no_index == DIFF_NO_INDEX_IMPLICIT) {
+ /*
+ * There was no --no-index and there were not two
+ * paths. It is possible that the user intended
+ * to do an inside-repository operation.
+ */
+ fprintf(stderr, "Not a git repository\n");
+ fprintf(stderr,
+ "To compare two paths outside a working tree:\n");
}
+ /* Give the usage message for non-repository usage and exit. */
+ usagef("git diff %s <path> <path>",
+ no_index == DIFF_NO_INDEX_EXPLICIT ?
+ "--no-index" : "[--no-index]");
+
+ }
+ if (no_index)
/* If this is a no-index diff, just run it and exit there. */
diff_no_index(&rev, argc, argv, prefix);
- }
/* Otherwise, we are doing the usual "git" diff */
rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index;