diff options
| -rw-r--r-- | rebase-interactive.c | 53 | ||||
| -rw-r--r-- | rebase-interactive.h | 3 | ||||
| -rw-r--r-- | sequencer.c | 22 | ||||
| -rw-r--r-- | sequencer.h | 1 | ||||
| -rwxr-xr-x | t/t3404-rebase-interactive.sh | 121 |
5 files changed, 179 insertions, 21 deletions
diff --git a/rebase-interactive.c b/rebase-interactive.c index 45f29c2..ac001de 100644 --- a/rebase-interactive.c +++ b/rebase-interactive.c @@ -5,6 +5,7 @@ #include "strbuf.h" #include "commit-slab.h" #include "config.h" +#include "dir.h" static const char edit_todo_list_advice[] = N_("You can fix this with 'git rebase --edit-todo' " @@ -97,21 +98,24 @@ int edit_todo_list(struct repository *r, struct todo_list *todo_list, struct todo_list *new_todo, const char *shortrevisions, const char *shortonto, unsigned flags) { - const char *todo_file = rebase_path_todo(); + const char *todo_file = rebase_path_todo(), + *todo_backup = rebase_path_todo_backup(); unsigned initial = shortrevisions && shortonto; + int incorrect = 0; /* If the user is editing the todo list, we first try to parse * it. If there is an error, we do not return, because the user * might want to fix it in the first place. */ if (!initial) - todo_list_parse_insn_buffer(r, todo_list->buf.buf, todo_list); + incorrect = todo_list_parse_insn_buffer(r, todo_list->buf.buf, todo_list) | + file_exists(rebase_path_dropped()); if (todo_list_write_to_file(r, todo_list, todo_file, shortrevisions, shortonto, -1, flags | TODO_LIST_SHORTEN_IDS | TODO_LIST_APPEND_TODO_HELP)) return error_errno(_("could not write '%s'"), todo_file); - if (initial && - todo_list_write_to_file(r, todo_list, rebase_path_todo_backup(), + if (!incorrect && + todo_list_write_to_file(r, todo_list, todo_backup, shortrevisions, shortonto, -1, (flags | TODO_LIST_APPEND_TODO_HELP) & ~TODO_LIST_SHORTEN_IDS) < 0) return error(_("could not write '%s'."), rebase_path_todo_backup()); @@ -123,10 +127,23 @@ int edit_todo_list(struct repository *r, struct todo_list *todo_list, if (initial && new_todo->buf.len == 0) return -3; - /* For the initial edit, the todo list gets parsed in - * complete_action(). */ - if (!initial) - return todo_list_parse_insn_buffer(r, new_todo->buf.buf, new_todo); + if (todo_list_parse_insn_buffer(r, new_todo->buf.buf, new_todo)) { + fprintf(stderr, _(edit_todo_list_advice)); + return -4; + } + + if (incorrect) { + if (todo_list_check_against_backup(r, new_todo)) { + write_file(rebase_path_dropped(), ""); + return -4; + } + + if (incorrect > 0) + unlink(rebase_path_dropped()); + } else if (todo_list_check(todo_list, new_todo)) { + write_file(rebase_path_dropped(), ""); + return -4; + } return 0; } @@ -191,11 +208,27 @@ int todo_list_check(struct todo_list *old_todo, struct todo_list *new_todo) "the level of warnings.\n" "The possible behaviours are: ignore, warn, error.\n\n")); + fprintf(stderr, _(edit_todo_list_advice)); + leave_check: clear_commit_seen(&commit_seen); return res; } +int todo_list_check_against_backup(struct repository *r, struct todo_list *todo_list) +{ + struct todo_list backup = TODO_LIST_INIT; + int res = 0; + + if (strbuf_read_file(&backup.buf, rebase_path_todo_backup(), 0) > 0) { + todo_list_parse_insn_buffer(r, backup.buf.buf, &backup); + res = todo_list_check(&backup, todo_list); + } + + todo_list_release(&backup); + return res; +} + int check_todo_list_from_file(struct repository *r) { struct todo_list old_todo = TODO_LIST_INIT, new_todo = TODO_LIST_INIT; @@ -214,10 +247,10 @@ int check_todo_list_from_file(struct repository *r) res = todo_list_parse_insn_buffer(r, old_todo.buf.buf, &old_todo); if (!res) res = todo_list_parse_insn_buffer(r, new_todo.buf.buf, &new_todo); - if (!res) - res = todo_list_check(&old_todo, &new_todo); if (res) fprintf(stderr, _(edit_todo_list_advice)); + if (!res) + res = todo_list_check(&old_todo, &new_todo); out: todo_list_release(&old_todo); todo_list_release(&new_todo); diff --git a/rebase-interactive.h b/rebase-interactive.h index 5f41bf5..4af0c1f 100644 --- a/rebase-interactive.h +++ b/rebase-interactive.h @@ -11,7 +11,10 @@ void append_todo_help(unsigned keep_empty, int command_count, int edit_todo_list(struct repository *r, struct todo_list *todo_list, struct todo_list *new_todo, const char *shortrevisions, const char *shortonto, unsigned flags); + int todo_list_check(struct todo_list *old_todo, struct todo_list *new_todo); +int todo_list_check_against_backup(struct repository *r, + struct todo_list *todo_list); int check_todo_list_from_file(struct repository *r); diff --git a/sequencer.c b/sequencer.c index 9365fc3..638098b 100644 --- a/sequencer.c +++ b/sequencer.c @@ -57,6 +57,8 @@ static GIT_PATH_FUNC(rebase_path, "rebase-merge") GIT_PATH_FUNC(rebase_path_todo, "rebase-merge/git-rebase-todo") GIT_PATH_FUNC(rebase_path_todo_backup, "rebase-merge/git-rebase-todo.backup") +GIT_PATH_FUNC(rebase_path_dropped, "rebase-merge/dropped") + /* * The rebase command lines that have already been processed. A line * is moved here when it is first handled, before any associated user @@ -4239,6 +4241,14 @@ int sequencer_continue(struct repository *r, struct replay_opts *opts) if (is_rebase_i(opts)) { if ((res = read_populate_todo(r, &todo_list, opts))) goto release_todo_list; + + if (file_exists(rebase_path_dropped())) { + if ((res = todo_list_check_against_backup(r, &todo_list))) + goto release_todo_list; + + unlink(rebase_path_dropped()); + } + if (commit_staged_changes(r, opts, &todo_list)) { res = -1; goto release_todo_list; @@ -4985,12 +4995,6 @@ int todo_list_write_to_file(struct repository *r, struct todo_list *todo_list, return res; } -static const char edit_todo_list_advice[] = -N_("You can fix this with 'git rebase --edit-todo' " -"and then run 'git rebase --continue'.\n" -"Or you can abort the rebase with 'git rebase" -" --abort'.\n"); - /* skip picking commits whose parents are unchanged */ static int skip_unnecessary_picks(struct repository *r, struct todo_list *todo_list, @@ -5088,11 +5092,7 @@ int complete_action(struct repository *r, struct replay_opts *opts, unsigned fla todo_list_release(&new_todo); return error(_("nothing to do")); - } - - if (todo_list_parse_insn_buffer(r, new_todo.buf.buf, &new_todo) || - todo_list_check(todo_list, &new_todo)) { - fprintf(stderr, _(edit_todo_list_advice)); + } else if (res == -4) { checkout_onto(r, opts, onto_name, &onto->object.oid, orig_head); todo_list_release(&new_todo); diff --git a/sequencer.h b/sequencer.h index 5d4df08..84dc416 100644 --- a/sequencer.h +++ b/sequencer.h @@ -11,6 +11,7 @@ const char *git_path_commit_editmsg(void); const char *git_path_seq_dir(void); const char *rebase_path_todo(void); const char *rebase_path_todo_backup(void); +const char *rebase_path_dropped(void); #define APPEND_SIGNOFF_DEDUP (1u << 0) diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh index b90ea0f..d79a3ef 100755 --- a/t/t3404-rebase-interactive.sh +++ b/t/t3404-rebase-interactive.sh @@ -1463,6 +1463,127 @@ test_expect_success 'rebase -i respects rebase.missingCommitsCheck = error' ' test B = $(git cat-file commit HEAD^ | sed -ne \$p) ' +test_expect_success 'rebase --edit-todo respects rebase.missingCommitsCheck = ignore' ' + test_config rebase.missingCommitsCheck ignore && + rebase_setup_and_clean missing-commit && + ( + set_fake_editor && + FAKE_LINES="break 1 2 3 4 5" git rebase -i --root && + FAKE_LINES="1 2 3 4" git rebase --edit-todo && + git rebase --continue 2>actual + ) && + test D = $(git cat-file commit HEAD | sed -ne \$p) && + test_i18ngrep \ + "Successfully rebased and updated refs/heads/missing-commit" \ + actual +' + +test_expect_success 'rebase --edit-todo respects rebase.missingCommitsCheck = warn' ' + cat >expect <<-EOF && + error: invalid line 1: badcmd $(git rev-list --pretty=oneline --abbrev-commit -1 master~4) + Warning: some commits may have been dropped accidentally. + Dropped commits (newer to older): + - $(git rev-list --pretty=oneline --abbrev-commit -1 master) + - $(git rev-list --pretty=oneline --abbrev-commit -1 master~4) + To avoid this message, use "drop" to explicitly remove a commit. + EOF + head -n4 expect >expect.2 && + tail -n1 expect >>expect.2 && + tail -n4 expect.2 >expect.3 && + test_config rebase.missingCommitsCheck warn && + rebase_setup_and_clean missing-commit && + ( + set_fake_editor && + test_must_fail env FAKE_LINES="bad 1 2 3 4 5" \ + git rebase -i --root && + cp .git/rebase-merge/git-rebase-todo.backup orig && + FAKE_LINES="2 3 4" git rebase --edit-todo 2>actual.2 && + head -n6 actual.2 >actual && + test_i18ncmp expect actual && + cp orig .git/rebase-merge/git-rebase-todo && + FAKE_LINES="1 2 3 4" git rebase --edit-todo 2>actual.2 && + head -n4 actual.2 >actual && + test_i18ncmp expect.3 actual && + git rebase --continue 2>actual + ) && + test D = $(git cat-file commit HEAD | sed -ne \$p) && + test_i18ngrep \ + "Successfully rebased and updated refs/heads/missing-commit" \ + actual +' + +test_expect_success 'rebase --edit-todo respects rebase.missingCommitsCheck = error' ' + cat >expect <<-EOF && + error: invalid line 1: badcmd $(git rev-list --pretty=oneline --abbrev-commit -1 master~4) + Warning: some commits may have been dropped accidentally. + Dropped commits (newer to older): + - $(git rev-list --pretty=oneline --abbrev-commit -1 master) + - $(git rev-list --pretty=oneline --abbrev-commit -1 master~4) + To avoid this message, use "drop" to explicitly remove a commit. + + Use '\''git config rebase.missingCommitsCheck'\'' to change the level of warnings. + The possible behaviours are: ignore, warn, error. + + You can fix this with '\''git rebase --edit-todo'\'' and then run '\''git rebase --continue'\''. + Or you can abort the rebase with '\''git rebase --abort'\''. + EOF + tail -n11 expect >expect.2 && + head -n3 expect.2 >expect.3 && + tail -n7 expect.2 >>expect.3 && + test_config rebase.missingCommitsCheck error && + rebase_setup_and_clean missing-commit && + ( + set_fake_editor && + test_must_fail env FAKE_LINES="bad 1 2 3 4 5" \ + git rebase -i --root && + cp .git/rebase-merge/git-rebase-todo.backup orig && + test_must_fail env FAKE_LINES="2 3 4" \ + git rebase --edit-todo 2>actual && + test_i18ncmp expect actual && + test_must_fail git rebase --continue 2>actual && + test_i18ncmp expect.2 actual && + test_must_fail git rebase --edit-todo && + cp orig .git/rebase-merge/git-rebase-todo && + test_must_fail env FAKE_LINES="1 2 3 4" \ + git rebase --edit-todo 2>actual && + test_i18ncmp expect.3 actual && + test_must_fail git rebase --continue 2>actual && + test_i18ncmp expect.3 actual && + cp orig .git/rebase-merge/git-rebase-todo && + FAKE_LINES="1 2 3 4 drop 5" git rebase --edit-todo && + git rebase --continue 2>actual + ) && + test D = $(git cat-file commit HEAD | sed -ne \$p) && + test_i18ngrep \ + "Successfully rebased and updated refs/heads/missing-commit" \ + actual +' + +test_expect_success 'rebase.missingCommitsCheck = error after resolving conflicts' ' + test_config rebase.missingCommitsCheck error && + ( + set_fake_editor && + FAKE_LINES="drop 1 break 2 3 4" git rebase -i A E + ) && + git rebase --edit-todo && + test_must_fail git rebase --continue && + echo x >file1 && + git add file1 && + git rebase --continue +' + +test_expect_success 'rebase.missingCommitsCheck = error when editing for a second time' ' + test_config rebase.missingCommitsCheck error && + ( + set_fake_editor && + FAKE_LINES="1 break 2 3" git rebase -i A D && + cp .git/rebase-merge/git-rebase-todo todo && + test_must_fail env FAKE_LINES=2 git rebase --edit-todo && + GIT_SEQUENCE_EDITOR="cp todo" git rebase --edit-todo && + git rebase --continue + ) +' + test_expect_success 'respects rebase.abbreviateCommands with fixup, squash and exec' ' rebase_setup_and_clean abbrevcmd && test_commit "first" file1.txt "first line" first && |