Some developers might want to call `git status` in a working
directory where they just started an interactive rebase, but the
edit script is still opened in the editor.
Let's show a meaningful message in such cases.
Signed-off-by: Johannes Schindelin <johannes.schindelin@xxxxxx>
---
t/t7512-status-help.sh | 19 +++++++++++++++++++
wt-status.c | 14 ++++++++++----
2 files changed, 29 insertions(+), 4 deletions(-)
diff --git a/t/t7512-status-help.sh b/t/t7512-status-help.sh
index 5c3db656df..458608cc1e 100755
--- a/t/t7512-status-help.sh
+++ b/t/t7512-status-help.sh
@@ -944,4 +944,23 @@ EOF
test_i18ncmp expected actual
'
+test_expect_success 'status: handle not-yet-started rebase -i gracefully' '
+ ONTO=$(git rev-parse --short HEAD^) &&
+ COMMIT=$(git rev-parse --short HEAD) &&
+ EDITOR="git status --untracked-files=no >actual" git rebase -i HEAD^ &&
+ cat >expected <<EOF &&
+On branch several_commits
+No commands done.
+Next command to do (1 remaining command):
+ pick $COMMIT four_commit
+ (use "git rebase --edit-todo" to view and edit)
+You are currently editing a commit while rebasing branch '\''several_commits'\'' on '\''$ONTO'\''.
+ (use "git commit --amend" to amend the current commit)
+ (use "git rebase --continue" once you are satisfied with your changes)
+
+nothing to commit (use -u to show untracked files)
+EOF
+ test_i18ncmp expected actual
+'
+
test_done
diff --git a/wt-status.c b/wt-status.c
index a715e71906..4dff0b3e21 100644
--- a/wt-status.c
+++ b/wt-status.c
@@ -1135,14 +1135,17 @@ static void abbrev_sha1_in_line(struct strbuf *line)
strbuf_list_free(split);
}
-static void read_rebase_todolist(const char *fname, struct string_list *lines)
+static int read_rebase_todolist(const char *fname, struct string_list *lines)
{
struct strbuf line = STRBUF_INIT;
FILE *f = fopen(git_path("%s", fname), "r");
- if (!f)
+ if (!f) {
+ if (errno == ENOENT)
+ return -1;
die_errno("Could not open file %s for reading",
git_path("%s", fname));
+ }
while (!strbuf_getline_lf(&line, f)) {
if (line.len && line.buf[0] == comment_line_char)
continue;
@@ -1152,6 +1155,7 @@ static void read_rebase_todolist(const char *fname, struct string_list *lines)
abbrev_sha1_in_line(&line);
string_list_append(lines, line.buf);
}
+ return 0;
}
static void show_rebase_information(struct wt_status *s,
@@ -1166,8 +1170,10 @@ static void show_rebase_information(struct wt_status *s,
struct string_list yet_to_do = STRING_LIST_INIT_DUP;
read_rebase_todolist("rebase-merge/done", &have_done);
- read_rebase_todolist("rebase-merge/git-rebase-todo", &yet_to_do);
-
+ if (read_rebase_todolist("rebase-merge/git-rebase-todo",
+ &yet_to_do))
+ status_printf_ln(s, color,
+ _("git-rebase-todo is missing."));
if (have_done.nr == 0)
status_printf_ln(s, color, _("No commands done."));
else {
--
2.11.1.windows.prerelease.2.9.g3014b57