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Merge branch 'so/log-diff-merge'

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"git log" learned a new "--diff-merges=<how>" option.

* so/log-diff-merge: (32 commits)
  t4013: add tests for --diff-merges=first-parent
  doc/git-show: include --diff-merges description
  doc/rev-list-options: document --first-parent changes merges format
  doc/diff-generate-patch: mention new --diff-merges option
  doc/git-log: describe new --diff-merges options
  diff-merges: add '--diff-merges=1' as synonym for 'first-parent'
  diff-merges: add old mnemonic counterparts to --diff-merges
  diff-merges: let new options enable diff without -p
  diff-merges: do not imply -p for new options
  diff-merges: implement new values for --diff-merges
  diff-merges: make -m/-c/--cc explicitly mutually exclusive
  diff-merges: refactor opt settings into separate functions
  diff-merges: get rid of now empty diff_merges_init_revs()
  diff-merges: group diff-merge flags next to each other inside 'rev_info'
  diff-merges: split 'ignore_merges' field
  diff-merges: fix -m to properly override -c/--cc
  t4013: add tests for -m failing to override -c/--cc
  t4013: support test_expect_failure through ':failure' magic
  diff-merges: revise revs->diff flag handling
  diff-merges: handle imply -p on -c/--cc logic for log.c
  ...
This commit is contained in:
Junio C Hamano
2021-02-05 16:40:44 -08:00
parent 30b29f044a af04d8f1a5
commit aac006aa99
21 changed files with 893 additions and 116 deletions
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11
t/t4013-diff-various.sh
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@ -178,6 +178,7 @@ process_diffs () {
V=$(git version | sed -e 's/^git version //' -e 's/\./\\./g')
while read magic cmd
do
status=success
case "$magic" in
'' | '#'*)
continue ;;
@ -186,6 +187,10 @@ do
label="$magic-$cmd"
case "$magic" in
noellipses) ;;
failure)
status=failure
magic=
label="$cmd" ;;
*)
BUG "unknown magic $magic" ;;
esac ;;
@ -198,7 +203,7 @@ do
expect="$TEST_DIRECTORY/t4013/diff.$test"
actual="$pfx-diff.$test"
test_expect_success "git $cmd # magic is ${magic:-(not used)}" '
test_expect_$status "git $cmd # magic is ${magic:-(not used)}" '
{
echo "$ git $cmd"
case "$magic" in
@ -326,8 +331,12 @@ log --no-diff-merges -p --first-parent master
log --diff-merges=off -p --first-parent master
log --first-parent --diff-merges=off -p master
log -p --first-parent master
log -p --diff-merges=first-parent master
log --diff-merges=first-parent master
log -m -p --first-parent master
log -m -p master
log --cc -m -p master
log -c -m -p master
log -SF master
log -S F master
log -SF -p master