Re: [PATCH 10/15] rebase-interactive: use todo_list_transform() in edit_todo_list()

> On 07/10/2018 20:54, Alban Gruin wrote:
>> Just like complete_action(), edit_todo_list() used a
>> function (transform_todo_file()) that read the todo-list from the disk
>> and wrote it back, resulting in useless disk accesses.
>>
>> This changes edit_todo_list() to call directly todo_list_transform()
>> instead.
>>
>> Signed-off-by: Alban Gruin <alban.gruin@gmail.com>
>> ---
>>   rebase-interactive.c | 40 +++++++++++++++++++---------------------
>>   1 file changed, 19 insertions(+), 21 deletions(-)
>>
>> diff --git a/rebase-interactive.c b/rebase-interactive.c
>> index 7c7f720a3d..f42d48e192 100644
>> --- a/rebase-interactive.c
>> +++ b/rebase-interactive.c
>> @@ -78,39 +78,37 @@ void append_todo_help(unsigned edit_todo, unsigned
>> keep_empty,
>>     int edit_todo_list(unsigned flags)
>>   {
>> -    struct strbuf buf = STRBUF_INIT;
>>       const char *todo_file = rebase_path_todo();
>> +    struct todo_list todo_list = TODO_LIST_INIT;
>> +    int res = 0;
>>   -    if (strbuf_read_file(&buf, todo_file, 0) < 0)
>> +    if (strbuf_read_file(&todo_list.buf, todo_file, 0) < 0)
>>           return error_errno(_("could not read '%s'."), todo_file);
>>   -    strbuf_stripspace(&buf, 1);
>> -    if (write_message(buf.buf, buf.len, todo_file, 0)) {
>> -        strbuf_release(&buf);
>> -        return -1;
>> -    }
>> -
>> -    strbuf_release(&buf);
>> +    strbuf_stripspace(&todo_list.buf, 1);
>> +    if (!todo_list_parse_insn_buffer(todo_list.buf.buf, &todo_list))
>> +        todo_list_transform(&todo_list, flags | TODO_LIST_SHORTEN_IDS);
>>   -    transform_todo_file(flags | TODO_LIST_SHORTEN_IDS);
>> -
>> -    if (strbuf_read_file(&buf, todo_file, 0) < 0)
>> -        return error_errno(_("could not read '%s'."), todo_file);
>> +    append_todo_help(1, 0, &todo_list.buf);
>>   -    append_todo_help(1, 0, &buf);
> 
> I think this patch is fine, I was just wondering if you meant to move
> the call to append_todo_help() above the blank line?
>