Merge branch 'aw/rebase-i-edit-todo'

Teach an option to edit the insn sheet to "git rebase -i".

* aw/rebase-i-edit-todo:
rebase -i: suggest using --edit-todo to fix an unknown instruction
rebase -i: Add tests for "--edit-todo"
rebase -i: Teach "--edit-todo" action
rebase -i: Refactor help messages for todo file
rebase usage: subcommands can not be combined with -i

diff --git a/Documentation/git-rebase.txt b/Documentation/git-rebase.txt
index fd535b06abf85ae166413ad0d24226240f8dd066..da067ecafa37cfc18ed42c971cd62da2c8571931 100644 (file)
--- a/Documentation/git-rebase.txt
+++ b/Documentation/git-rebase.txt
@@ -12,7 +12,7 @@ SYNOPSIS
        [<upstream>] [<branch>]
 'git rebase' [-i | --interactive] [options] [--exec <cmd>] [--onto <newbase>]
        --root [<branch>]
-'git rebase' --continue | --skip | --abort
+'git rebase' --continue | --skip | --abort | --edit-todo
 
 DESCRIPTION
 -----------
@@ -245,6 +245,9 @@ leave out at most one of A and B, in which case it defaults to HEAD.
 --skip::
        Restart the rebasing process by skipping the current patch.
 
+--edit-todo::
+       Edit the todo list during an interactive rebase.
+
 -m::
 --merge::
        Use merging strategies to rebase.  When the recursive (default) merge

diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh
index 56707d7a279274d4086b3eb3f1d1810f66fa8aed..44901d53c43d972e03a71bfbe0b769f2e8f22d7b 100644 (file)
--- a/git-rebase--interactive.sh
+++ b/git-rebase--interactive.sh
@@ -115,6 +115,23 @@ mark_action_done () {
        fi
 }
 
+append_todo_help () {
+       cat >> "$todo" << EOF
+#
+# Commands:
+#  p, pick = use commit
+#  r, reword = use commit, but edit the commit message
+#  e, edit = use commit, but stop for amending
+#  s, squash = use commit, but meld into previous commit
+#  f, fixup = like "squash", but discard this commit's log message
+#  x, exec = run command (the rest of the line) using shell
+#
+# These lines can be re-ordered; they are executed from top to bottom.
+#
+# If you remove a line here THAT COMMIT WILL BE LOST.
+EOF
+}
+
 make_patch () {
        sha1_and_parents="$(git rev-list --parents -1 "$1")"
        case "$sha1_and_parents" in
@@ -562,11 +579,12 @@ do_next () {
                ;;
        *)
                warn "Unknown command: $command $sha1 $rest"
+               fixtodo="Please fix this using 'git rebase --edit-todo'."
                if git rev-parse --verify -q "$sha1" >/dev/null
                then
-                       die_with_patch $sha1 "Please fix this in the file $todo."
+                       die_with_patch $sha1 "$fixtodo"
                else
-                       die "Please fix this in the file $todo."
+                       die "$fixtodo"
                fi
                ;;
        esac
@@ -779,6 +797,23 @@ skip)
 
        do_rest
        ;;
+edit-todo)
+       sed -e '/^#/d' < "$todo" > "$todo".new
+       mv -f "$todo".new "$todo"
+       append_todo_help
+       cat >> "$todo" << EOF
+#
+# You are editing the todo file of an ongoing interactive rebase.
+# To continue rebase after editing, run:
+#     git rebase --continue
+#
+EOF
+
+       git_sequence_editor "$todo" ||
+               die "Could not execute editor"
+
+       exit
+       ;;
 esac
 
 git var GIT_COMMITTER_IDENT >/dev/null ||
@@ -905,18 +940,10 @@ test -n "$cmd" && add_exec_commands "$todo"
 cat >> "$todo" << EOF
 
 # Rebase $shortrevisions onto $shortonto
+EOF
+append_todo_help
+cat >> "$todo" << EOF
 #
-# Commands:
-#  p, pick = use commit
-#  r, reword = use commit, but edit the commit message
-#  e, edit = use commit, but stop for amending
-#  s, squash = use commit, but meld into previous commit
-#  f, fixup = like "squash", but discard this commit's log message
-#  x, exec = run command (the rest of the line) using shell
-#
-# These lines can be re-ordered; they are executed from top to bottom.
-#
-# If you remove a line here THAT COMMIT WILL BE LOST.
 # However, if you remove everything, the rebase will be aborted.
 #
 EOF

diff --git a/git-rebase.sh b/git-rebase.sh
index 15da926ce0d2cefc0620d4c5c4a761bceb2b911f..b2f1c76dc3ede707870564a8ba73af6d1753e95c 100755 (executable)
--- a/git-rebase.sh
+++ b/git-rebase.sh
@@ -8,7 +8,7 @@ OPTIONS_KEEPDASHDASH=
 OPTIONS_SPEC="\
 git rebase [-i] [options] [--exec <cmd>] [--onto <newbase>] [<upstream>] [<branch>]
 git rebase [-i] [options] [--exec <cmd>] [--onto <newbase>] --root [<branch>]
-git-rebase [-i] --continue | --abort | --skip
+git-rebase --continue | --abort | --skip | --edit-todo
 --
  Available options are
 v,verbose!         display a diffstat of what changed upstream
@@ -38,6 +38,7 @@ C=!                passed to 'git apply'
 continue!          continue
 abort!             abort and check out the original branch
 skip!              skip current patch and continue
+edit-todo!         edit the todo list during an interactive rebase
 "
 . git-sh-setup
 . git-sh-i18n
@@ -190,7 +191,7 @@ do
        --verify)
                ok_to_skip_pre_rebase=
                ;;
-       --continue|--skip|--abort)
+       --continue|--skip|--abort|--edit-todo)
                test $total_argc -eq 2 || usage
                action=${1##--}
                ;;
@@ -306,6 +307,11 @@ then
        fi
 fi
 
+if test "$action" = "edit-todo" && test "$type" != "interactive"
+then
+       die "$(gettext "The --edit-todo action can only be used during interactive rebase.")"
+fi
+
 case "$action" in
 continue)
        # Sanity check
@@ -338,6 +344,9 @@ abort)
        rm -r "$state_dir"
        exit
        ;;
+edit-todo)
+       run_specific_rebase
+       ;;
 esac
 
 # Make sure no rebase is in progress

diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
index 7a7176088bc7c7e8a75a70538871a438c0667503..32fdc9938e1dc29d9a1c6c1dd54379ee33644561 100755 (executable)
--- a/t/t3404-rebase-interactive.sh
+++ b/t/t3404-rebase-interactive.sh
@@ -922,4 +922,22 @@ test_expect_success 'rebase -i --root fixup root commit' '
        test 0 = $(git cat-file commit HEAD | grep -c ^parent\ )
 '
 
+test_expect_success 'rebase --edit-todo does not works on non-interactive rebase' '
+       git reset --hard &&
+       git checkout conflict-branch &&
+       test_must_fail git rebase --onto HEAD~2 HEAD~ &&
+       test_must_fail git rebase --edit-todo &&
+       git rebase --abort
+'
+
+test_expect_success 'rebase --edit-todo can be used to modify todo' '
+       git reset --hard &&
+       git checkout no-conflict-branch^0 &&
+       FAKE_LINES="edit 1 2 3" git rebase -i HEAD~3 &&
+       FAKE_LINES="2 1" git rebase --edit-todo &&
+       git rebase --continue
+       test M = $(git cat-file commit HEAD^ | sed -ne \$p) &&
+       test L = $(git cat-file commit HEAD | sed -ne \$p)
+'
+
 test_done