submodule foreach: document variable '$displaypath'

It was observed that the variable '$displaypath' was accessible but
undocumented. Hence, document it.

Discussed-with: Ramsay Jones <ramsay@ramsayjones.plus.com>
Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Prathamesh Chavan <pc44800@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Prathamesh Chavan
2018-05-08 17:29:51 -07:00
committed by Junio C Hamano
parent f0fd0dc5c5
commit b6f7ac8fd5
2 changed files with 16 additions and 14 deletions

View File

@ -183,11 +183,13 @@ information too.
foreach [--recursive] <command>:: foreach [--recursive] <command>::
Evaluates an arbitrary shell command in each checked out submodule. Evaluates an arbitrary shell command in each checked out submodule.
The command has access to the variables $name, $sm_path, $sha1 and The command has access to the variables $name, $sm_path, $displaypath,
$toplevel: $sha1 and $toplevel:
$name is the name of the relevant submodule section in `.gitmodules`, $name is the name of the relevant submodule section in `.gitmodules`,
$sm_path is the path of the submodule as recorded in the immediate $sm_path is the path of the submodule as recorded in the immediate
superproject, $sha1 is the commit as recorded in the immediate superproject, $displaypath contains the relative path from the
current working directory to the submodules root directory,
$sha1 is the commit as recorded in the immediate
superproject, and $toplevel is the absolute path to the top-level superproject, and $toplevel is the absolute path to the top-level
of the immediate superproject. of the immediate superproject.
Note that to avoid conflicts with '$PATH' on Windows, the '$path' Note that to avoid conflicts with '$PATH' on Windows, the '$path'

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@ -82,16 +82,16 @@ test_expect_success 'test basic "submodule foreach" usage' '
cat >expect <<EOF cat >expect <<EOF
Entering '../sub1' Entering '../sub1'
$pwd/clone-foo1-sub1-$sub1sha1 $pwd/clone-foo1-sub1-../sub1-$sub1sha1
Entering '../sub3' Entering '../sub3'
$pwd/clone-foo3-sub3-$sub3sha1 $pwd/clone-foo3-sub3-../sub3-$sub3sha1
EOF EOF
test_expect_success 'test "submodule foreach" from subdirectory' ' test_expect_success 'test "submodule foreach" from subdirectory' '
mkdir clone/sub && mkdir clone/sub &&
( (
cd clone/sub && cd clone/sub &&
git submodule foreach "echo \$toplevel-\$name-\$sm_path-\$sha1" >../../actual git submodule foreach "echo \$toplevel-\$name-\$sm_path-\$displaypath-\$sha1" >../../actual
) && ) &&
test_i18ncmp expect actual test_i18ncmp expect actual
' '
@ -206,25 +206,25 @@ submodulesha1=$(cd clone2/nested1/nested2/nested3/submodule && git rev-parse HEA
cat >expect <<EOF cat >expect <<EOF
Entering '../nested1' Entering '../nested1'
toplevel: $pwd/clone2 name: nested1 path: nested1 hash: $nested1sha1 toplevel: $pwd/clone2 name: nested1 path: nested1 displaypath: ../nested1 hash: $nested1sha1
Entering '../nested1/nested2' Entering '../nested1/nested2'
toplevel: $pwd/clone2/nested1 name: nested2 path: nested2 hash: $nested2sha1 toplevel: $pwd/clone2/nested1 name: nested2 path: nested2 displaypath: ../nested1/nested2 hash: $nested2sha1
Entering '../nested1/nested2/nested3' Entering '../nested1/nested2/nested3'
toplevel: $pwd/clone2/nested1/nested2 name: nested3 path: nested3 hash: $nested3sha1 toplevel: $pwd/clone2/nested1/nested2 name: nested3 path: nested3 displaypath: ../nested1/nested2/nested3 hash: $nested3sha1
Entering '../nested1/nested2/nested3/submodule' Entering '../nested1/nested2/nested3/submodule'
toplevel: $pwd/clone2/nested1/nested2/nested3 name: submodule path: submodule hash: $submodulesha1 toplevel: $pwd/clone2/nested1/nested2/nested3 name: submodule path: submodule displaypath: ../nested1/nested2/nested3/submodule hash: $submodulesha1
Entering '../sub1' Entering '../sub1'
toplevel: $pwd/clone2 name: foo1 path: sub1 hash: $sub1sha1 toplevel: $pwd/clone2 name: foo1 path: sub1 displaypath: ../sub1 hash: $sub1sha1
Entering '../sub2' Entering '../sub2'
toplevel: $pwd/clone2 name: foo2 path: sub2 hash: $sub2sha1 toplevel: $pwd/clone2 name: foo2 path: sub2 displaypath: ../sub2 hash: $sub2sha1
Entering '../sub3' Entering '../sub3'
toplevel: $pwd/clone2 name: foo3 path: sub3 hash: $sub3sha1 toplevel: $pwd/clone2 name: foo3 path: sub3 displaypath: ../sub3 hash: $sub3sha1
EOF EOF
test_expect_success 'test "submodule foreach --recursive" from subdirectory' ' test_expect_success 'test "submodule foreach --recursive" from subdirectory' '
( (
cd clone2/untracked && cd clone2/untracked &&
git submodule foreach --recursive "echo toplevel: \$toplevel name: \$name path: \$sm_path hash: \$sha1" >../../actual git submodule foreach --recursive "echo toplevel: \$toplevel name: \$name path: \$sm_path displaypath: \$displaypath hash: \$sha1" >../../actual
) && ) &&
test_i18ncmp expect actual test_i18ncmp expect actual
' '