Re: [PATCH v2 07/10] cli: search: Convert --output to keyword argument

[Mark Walters <markwalters1009@gmail.com>]

> Hi
>
> On Mon, 03 Nov 2014, Michal Sojka <sojkam1@fel.cvut.cz> wrote:
>> Now, when address related outputs are in a separate command, it makes
>> no sense to combine multiple --output options in search command line.
>> Using switch statement to handle different outputs is more readable
>> than a series of if statements.
>
> I am not keen on this change: I think the user should always be able to
> force the default output by setting command line options (which should
> protect against future changes in the default). Thus I would like to
> continue to allow  --output=sender --output=recipients. 
>
> I do approve of making the default do something useful but whether it
> should be both or just sender (which is much faster) is unclear to me.

Sorry my stupidity: you said "search" not "address" so this is fine.

Best wishes

Mark

>
> Best wishes
>
> Mark
>
>  
>> ---
>>  doc/man1/notmuch-search.rst |  3 ---
>>  notmuch-search.c            | 25 +++++++++++++------------
>>  2 files changed, 13 insertions(+), 15 deletions(-)
>>
>> diff --git a/doc/man1/notmuch-search.rst b/doc/man1/notmuch-search.rst
>> index 65df288..0cc2911 100644
>> --- a/doc/man1/notmuch-search.rst
>> +++ b/doc/man1/notmuch-search.rst
>> @@ -78,9 +78,6 @@ Supported options for **search** include
>>              by null characters (--format=text0), as a JSON array
>>              (--format=json), or as an S-Expression list (--format=sexp).
>>  
>> -	This option can be given multiple times to combine different
>> -	outputs.
>> -
>>      ``--sort=``\ (**newest-first**\ \|\ **oldest-first**)
>>          This option can be used to present results in either
>>          chronological order (**oldest-first**) or reverse chronological
>> diff --git a/notmuch-search.c b/notmuch-search.c
>> index cbd84f5..402e860 100644
>> --- a/notmuch-search.c
>> +++ b/notmuch-search.c
>> @@ -593,7 +593,7 @@ notmuch_search_command (notmuch_config_t *config, int argc, char *argv[])
>>      int opt_index, ret;
>>  
>>      notmuch_opt_desc_t options[] = {
>> -	{ NOTMUCH_OPT_KEYWORD_FLAGS, &ctx->output, "output", 'o',
>> +	{ NOTMUCH_OPT_KEYWORD, &ctx->output, "output", 'o',
>>  	  (notmuch_keyword_t []){ { "summary", OUTPUT_SUMMARY },
>>  				  { "threads", OUTPUT_THREADS },
>>  				  { "messages", OUTPUT_MESSAGES },
>> @@ -607,13 +607,11 @@ notmuch_search_command (notmuch_config_t *config, int argc, char *argv[])
>>  	{ 0, 0, 0, 0, 0 }
>>      };
>>  
>> +    ctx->output = OUTPUT_SUMMARY;
>>      opt_index = parse_arguments (argc, argv, options, 1);
>>      if (opt_index < 0)
>>  	return EXIT_FAILURE;
>>  
>> -    if (! ctx->output)
>> -	ctx->output = OUTPUT_SUMMARY;
>> -
>>      if (ctx->output != OUTPUT_FILES && ctx->output != OUTPUT_MESSAGES &&
>>  	ctx->dupe != -1) {
>>          fprintf (stderr, "Error: --duplicate=N is only supported with --output=files and --output=messages.\n");
>> @@ -624,17 +622,20 @@ notmuch_search_command (notmuch_config_t *config, int argc, char *argv[])
>>  				 argc - opt_index, argv + opt_index))
>>  	return EXIT_FAILURE;
>>  
>> -    if (ctx->output == OUTPUT_SUMMARY ||
>> -	ctx->output == OUTPUT_THREADS)
>> +    switch (ctx->output) {
>> +    case OUTPUT_SUMMARY:
>> +    case OUTPUT_THREADS:
>>  	ret = do_search_threads (ctx);
>> -    else if (ctx->output == OUTPUT_MESSAGES ||
>> -	     ctx->output == OUTPUT_FILES)
>> +	break;
>> +    case OUTPUT_MESSAGES:
>> +    case OUTPUT_FILES:
>>  	ret = do_search_messages (ctx);
>> -    else if (ctx->output == OUTPUT_TAGS)
>> +	break;
>> +    case OUTPUT_TAGS:
>>  	ret = do_search_tags (ctx);
>> -    else {
>> -	fprintf (stderr, "Error: the combination of outputs is not supported.\n");
>> -	ret = 1;
>> +	break;
>> +    default:
>> +	INTERNAL_ERROR ("Unexpected output");
>>      }
>>  
>>      _notmuch_search_cleanup (ctx);
>> -- 
>> 2.1.1
>>
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