[Sc-devel] Re: StartUp:run should protect itself?

[James Harkins]

No problem here.

By "more helpful output," do you mean using error.reportError instead  
of postln?
hjh

On Nov 20, 2007, at 8:56 AM, Dan Stowell wrote:

> If there are no objections I'll commit this. It's similar to the code
> I posted (but with slightly more helpful output), very
> straightforward. Have been using it here.
>
> Dan
>
> 2007/11/16, Dan Stowell <danstowell at gmail.com>:
>> Hi -
>>
>> I'm just getting some of my SC stuff up and running on a new machine,
>> and I notice that if one of the functions added to StartUp bombs out
>> with some error (e.g. a ugen I forgot to install, stopping synthdef
>> compilation), that prevents other startup functions from running.
>> There's no protection against errors:
>>
>>         *run {
>>                 done = true;
>>                 functions.do(_.value);
>>                 "StartUp done.".postln;
>>         }
>>
>> Wouldn't it be better to insulate each separate function from the
>> others by wrapping it in a try{}?
>>
>>         *run {
>>                 done = true;
>>                 functions.do({ |func|
>>                         func.try{|error|
>>                                 "StartUp: an error has  
>> occurred.".postln;
>>                                 error.postln;
>>                                 "Thrown during function:".postln;
>>                                 func.postcs;
>>                         }
>>                 });
>>                 "StartUp done.".postln;
>>         }
>>
>> The functions added to StartUp should all be independent, since
>> they're typically coming from different classes/scripts. If you want
>> one startup thing to depend on another, you can (and should) code  
>> that
>> dependence in a single function to be added to StartUp.
>>
>> This sound sensible?
>>
>> Dan
>>


: H. James Harkins
: jamshark70 at dewdrop-world.net
: http://www.dewdrop-world.net
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Sing me a song no poet has yet chanted,
Sing me the universal."  -- Whitman

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