Brandon Williams <bmw...@google.com> writes:

> On 10/16, Heiko Voigt wrote:
>> To make extending this logic later easier.
>
> This makes things so much clearer, thanks!

I agree that it is clear to see what the code after the patch does,
but the code before the patch is so convoluted to follow that it is
a bit hard to see if the code before and after are doing the same
thing, though ;-)

>
>> 
>> Signed-off-by: Heiko Voigt <hvo...@hvoigt.net>
>> ---
>>  submodule.c | 74 
>> ++++++++++++++++++++++++++++++-------------------------------
>>  1 file changed, 37 insertions(+), 37 deletions(-)
>> 
>> diff --git a/submodule.c b/submodule.c
>> index 71d1773e2e..82d206eb65 100644
>> --- a/submodule.c
>> +++ b/submodule.c
>> @@ -1187,6 +1187,31 @@ struct submodule_parallel_fetch {
>>  };
>>  #define SPF_INIT {0, ARGV_ARRAY_INIT, NULL, NULL, 0, 0, 0, 0}
>>  
>> +static int get_fetch_recurse_config(const struct submodule *submodule,
>> +                                struct submodule_parallel_fetch *spf)
>> +{
>> +    if (spf->command_line_option != RECURSE_SUBMODULES_DEFAULT)
>> +            return spf->command_line_option;
>> +
>> +    if (submodule) {
>> +            char *key;
>> +            const char *value;
>> +
>> +            int fetch_recurse = submodule->fetch_recurse;
>> +            key = xstrfmt("submodule.%s.fetchRecurseSubmodules", 
>> submodule->name);
>> +            if (!repo_config_get_string_const(the_repository, key, &value)) 
>> {
>> +                    fetch_recurse = parse_fetch_recurse_submodules_arg(key, 
>> value);
>> +            }
>> +            free(key);
>> +
>> +            if (fetch_recurse != RECURSE_SUBMODULES_NONE)
>> +                    /* local config overrules everything except commandline 
>> */
>> +                    return fetch_recurse;
>> +    }
>> +
>> +    return spf->default_option;
>> +}
>> +
>>  static int get_next_submodule(struct child_process *cp,
>>                            struct strbuf *err, void *data, void **task_cb)
>>  {
>> @@ -1214,46 +1239,21 @@ static int get_next_submodule(struct child_process 
>> *cp,
>>                      }
>>              }
>>  
>> -            default_argv = "yes";
>> -            if (spf->command_line_option == RECURSE_SUBMODULES_DEFAULT) {
>> -                    int fetch_recurse = RECURSE_SUBMODULES_NONE;
>> -
>> -                    if (submodule) {
>> -                            char *key;
>> -                            const char *value;
>> -
>> -                            fetch_recurse = submodule->fetch_recurse;
>> -                            key = 
>> xstrfmt("submodule.%s.fetchRecurseSubmodules", submodule->name);
>> -                            if 
>> (!repo_config_get_string_const(the_repository, key, &value)) {
>> -                                    fetch_recurse = 
>> parse_fetch_recurse_submodules_arg(key, value);
>> -                            }
>> -                            free(key);
>> -                    }
>> -
>> -                    if (fetch_recurse != RECURSE_SUBMODULES_NONE) {
>> -                            if (fetch_recurse == RECURSE_SUBMODULES_OFF)
>> -                                    continue;
>> -                            if (fetch_recurse == 
>> RECURSE_SUBMODULES_ON_DEMAND) {
>> -                                    if 
>> (!unsorted_string_list_lookup(&changed_submodule_names,
>> -                                                                     
>> submodule->name))
>> -                                            continue;
>> -                                    default_argv = "on-demand";
>> -                            }
>> -                    } else {
>> -                            if (spf->default_option == 
>> RECURSE_SUBMODULES_OFF)
>> -                                    continue;
>> -                            if (spf->default_option == 
>> RECURSE_SUBMODULES_ON_DEMAND) {
>> -                                    if 
>> (!unsorted_string_list_lookup(&changed_submodule_names,
>> -                                                                      
>> submodule->name))
>> -                                            continue;
>> -                                    default_argv = "on-demand";
>> -                            }
>> -                    }
>> -            } else if (spf->command_line_option == 
>> RECURSE_SUBMODULES_ON_DEMAND) {
>> -                    if 
>> (!unsorted_string_list_lookup(&changed_submodule_names,
>> +            switch (get_fetch_recurse_config(submodule, spf))
>> +            {
>> +            default:
>> +            case RECURSE_SUBMODULES_DEFAULT:
>> +            case RECURSE_SUBMODULES_ON_DEMAND:
>> +                    if (!submodule || 
>> !unsorted_string_list_lookup(&changed_submodule_names,
>>                                                       submodule->name))
>>                              continue;
>>                      default_argv = "on-demand";
>> +                    break;
>> +            case RECURSE_SUBMODULES_ON:
>> +                    default_argv = "yes";
>> +                    break;
>> +            case RECURSE_SUBMODULES_OFF:
>> +                    continue;
>>              }
>>  
>>              strbuf_addf(&submodule_path, "%s/%s", spf->work_tree, ce->name);
>> -- 
>> 2.14.1.145.gb3622a4
>> 

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