[PATCH v5 0/3] range-diff fixes

Trivial updates since v4 addressing the feedback on that iteration. Hopefully this is the last one, range-diff with the last version:

1:  5399e57513 = 1:  f225173f43 range-diff doc: add a section about output stability
2:  e56975df6c = 2:  77804ac641 range-diff: fix regression in passing along diff options
3:  edfef733c7 ! 3:  ed67dba073 range-diff: make diff option behavior (e.g. --stat) consistent
    @@ -17,8 +17,8 @@
     
         But we should behave consistently with "diff" in anticipation of such
         output being useful in the future, because it would make for confusing
    -    UI if two "diff" and "range-diff" behaved differently when it came to
    -    how they interpret diff options.
    +    UI if "diff" and "range-diff" behaved differently when it came to how
    +    they interpret diff options.
     
         The new behavior is also consistent with the existing documentation
         added in ba931edd28 ("range-diff: populate the man page",
    @@ -36,7 +36,7 @@
      		memcpy(&opts, diffopt, sizeof(opts));
     -		opts.output_format |= DIFF_FORMAT_PATCH;
     +		if (!opts.output_format)
    -+			opts.output_format |= DIFF_FORMAT_PATCH;
    ++			opts.output_format = DIFF_FORMAT_PATCH;
      		opts.flags.suppress_diff_headers = 1;
      		opts.flags.dual_color_diffed_diffs = dual_color;
      		opts.output_prefix = output_prefix_cb;
    @@ -45,6 +45,12 @@
      --- a/t/t3206-range-diff.sh
      +++ b/t/t3206-range-diff.sh
     @@
    + '
    + 
    + test_expect_success 'changed commit with --stat diff option' '
    +-	four_spaces="    " &&
    + 	git range-diff --no-color --stat topic...changed >actual &&
    + 	cat >expected <<-EOF &&
      	1:  4de457d = 1:  a4b3333 s/5/A/
      	     a => b | 0
      	     1 file changed, 0 insertions(+), 0 deletions(-)

Ævar Arnfjörð Bjarmason (3):
  range-diff doc: add a section about output stability
  range-diff: fix regression in passing along diff options
  range-diff: make diff option behavior (e.g. --stat) consistent

 Documentation/git-range-diff.txt | 17 +++++++++++++++++
 range-diff.c                     |  3 ++-
 t/t3206-range-diff.sh            | 30 ++++++++++++++++++++++++++++++
 3 files changed, 49 insertions(+), 1 deletion(-)