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| author |  Junio C Hamano <gitster@pobox.com> | 2017-06-02 11:34:15 +0900 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2017-06-02 11:34:15 +0900 |
| commit | 8ba74bfd7c7e11454a15ed6360777e702c438846 (patch) | |
| tree | 8db20d3932f0d16ea38ad02165673196353d25ee | |
| parent | Git 2.4.12 (diff) | |
| download | tgif-8ba74bfd7c7e11454a15ed6360777e702c438846.tar.xz | |
diff-tree: update stale in-code comments
Signed-off-by: Junio C Hamano <gitster@pobox.com>
| -rw-r--r-- | builtin/diff-tree.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/builtin/diff-tree.c b/builtin/diff-tree.c index 12b683d021..094e8de71f 100644 --- a/builtin/diff-tree.c +++ b/builtin/diff-tree.c @@ -127,9 +127,11 @@ int cmd_diff_tree(int argc, const char **argv, const char *prefix) } /* - * NOTE! We expect "a ^b" to be equal to "a..b", so we - * reverse the order of the objects if the second one - * is marked UNINTERESTING. + * NOTE! We expect "a..b" to expand to "^a b" but it is + * perfectly valid for revision range parser to yield "b ^a", + * which means the same thing. If we get the latter, i.e. the + * second one is marked UNINTERESTING, we recover the original + * order the user gave, i.e. "a..b", by swapping the trees. */ nr_sha1 = opt->pending.nr; switch (nr_sha1) { |