assert(condition[, message]) patch

[Walter Bright]

Chris Miller wrote:
> On Wed, 31 May 2006 13:01:24 -0400, Walter Bright 
>> ? You'll need to go look at the source anyway when the assert trips, 
>> so what advantage is there to print the comment?
> 
> How about when you have many versions of the program and source. Sure if 
> you backup regularly and save them all you can eventually figure out 
> which assert, but a message usually lets you find it in seconds.

I'm not sure what there is to figure out, it gives the source file and 
line number. If you're using a decent IDE, it'll even automatically 
bring up the source file and position the cursor on the offending line.


> I'd also be satisfied if it only used the assert expression as this 
> message (and a trick could be used if one really wants: assert(foo && 
> "my message");).