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mergetool: honor -O<orderfile>

PATCH In review David Aguilar 3 participants 5 messages Oct 8, 2016 – Oct 11, 2016 Documentation

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David Aguilar

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#0 lore raw

PATCH v4 4/4 mergetool: honor -O<orderfile>

Teach mergetool to pass "-O<orderfile>" down to git diff when specified on the command-line.

Helped-by Johannes Sixt <[email protected]>
Signed-off-by David Aguilar <[email protected]>

---
Since v3:

I missed one last piped invocation of "git mergetool" in the tests, which has been fixed.

 Documentation/git-mergetool.txt | 10 ++++++----
 git-mergetool.sh                |  9 +++++++--
 t/t7610-mergetool.sh            | 27 +++++++++++++++++++++++++++
 3 files changed, 40 insertions(+), 6 deletions(-)
Documentation/git-mergetool.txt +6 -4
index c4c1a9b..3622d66 100644
@@ -79,10 +79,12 @@ success of the resolution after the custom tool has exited.
 	Prompt before each invocation of the merge resolution program
 	to give the user a chance to skip the path.
 
-DIFF ORDER FILES
-----------------
-`git mergetool` honors the `diff.orderFile` configuration variable
-used by `git diff`.  See linkgit:git-config[1] for more details.
+-O<orderfile>::
+	Process files in the order specified in the
+	<orderfile>, which has one shell glob pattern per line.
+	This overrides the `diff.orderFile` configuration variable
+	(see linkgit:git-config[1]).  To cancel `diff.orderFile`,
+	use `-O/dev/null`.
 
 TEMPORARY FILES
 ---------------
git-mergetool.sh +7 -2
index 65696d8..e52b4e4 100755
@@ -9,7 +9,7 @@
 # at the discretion of Junio C Hamano.
 #
 
-USAGE='[--tool=tool] [--tool-help] [-y|--no-prompt|--prompt] [file to merge] ...'
+USAGE='[--tool=tool] [--tool-help] [-y|--no-prompt|--prompt] [-O<orderfile>] [file to merge] ...'
 SUBDIRECTORY_OK=Yes
 NONGIT_OK=Yes
 OPTIONS_SPEC=

@@ -390,6 +390,7 @@ print_noop_and_exit () {
 main () {
 	prompt=$(git config --bool mergetool.prompt)
 	guessed_merge_tool=false
+	orderfile=
 
 	while test $# != 0
 	do

@@ -419,6 +420,9 @@ main () {
 		--prompt)
 			prompt=true
 			;;
+		-O*)
+			orderfile="$1"
+			;;
 		--)
 			shift
 			break

@@ -460,7 +464,8 @@ main () {
 	fi
 
 	files=$(git -c core.quotePath=false \
-		diff --name-only --diff-filter=U -- "$@")
+		diff --name-only --diff-filter=U \
+		${orderfile:+"$orderfile"} -- "$@")
 
 	cd_to_toplevel
t/t7610-mergetool.sh +27 -0
index 38c1e4d..6d9f215 100755
@@ -638,5 +638,32 @@ test_expect_success 'diff.orderFile configuration is honored' '
 	test_cmp expect actual &&
 	git reset --hard >/dev/null
 '
+test_expect_success 'mergetool -Oorder-file is honored' '
+	test_config diff.orderFile order-file &&
+	test_config mergetool.myecho.cmd "echo \"\$LOCAL\"" &&
+	test_config mergetool.myecho.trustExitCode true &&
+	test_must_fail git merge order-file-side1 &&
+	cat >expect <<-\EOF &&
+		Merging:
+		a
+		b
+	EOF
+	git mergetool -O/dev/null --no-prompt --tool myecho >output &&
+	git grep --no-index -h -A2 Merging: output >actual &&
+	test_cmp expect actual &&
+	git reset --hard >/dev/null 2>&1 &&
+
+	git config --unset diff.orderFile &&
+	test_must_fail git merge order-file-side1 &&
+	cat >expect <<-\EOF &&
+		Merging:
+		b
+		a
+	EOF
+	git mergetool -Oorder-file --no-prompt --tool myecho >output &&
+	git grep --no-index -h -A2 Merging: output >actual &&
+	test_cmp expect actual &&
+	git reset --hard >/dev/null 2>&1
+'
 
 test_done
Signature · 1 line
2.10.1.386.g8ee99a0
author
#3 lore raw
Quoted 10 lines · Junio C Hamano
Quoted 8 lines · David Aguilar

Teach mergetool to pass "-O<orderfile>" down to git diff when specified on the command-line.

Helped-by Johannes Sixt <[email protected]>
Signed-off-by David Aguilar <[email protected]>

---
Since v3:

Quoted 5 lines
Quoted 2 lines

I missed one last piped invocation of "git mergetool" in the tests, which has been fixed.

I only see 4/4 in v4; am I correct to assume that 1-3/4 of v4 are the same as their counterparts in v3?

Yes, 1-3 are unchanged since v3.
Thanks for checking,

Signature · 1 line
David
#4 lore raw
Quoted 5 lines · David Aguilar
Quoted 2 lines

I only see 4/4 in v4; am I correct to assume that 1-3/4 of v4 are the same as their counterparts in v3?

Yes, 1-3 are unchanged since v3.
Thanks for checking,

I'll queue these four with Reviewed-by's from j6t.

Thanks, both.