Block close check
Chris Nicholson-Sauls
ibisbasenji at gmail.com
Mon Dec 11 18:01:10 PST 2006
Brad Roberts wrote:
> Chris Nicholson-Sauls wrote:
>> BCS wrote:
>>> What might be the most useful would be for the compiler to check for
>>> a comment at the end of a block and if it clams to close a block that
>>> it doesn't, emit a warning.
>>>
>>>
>>> //////these pass
>>>
>>>
>>> for(int i=0;i<10;i++){
>>> ...
>>> }//CLOSE for i
>>>
>>> while(j<k){
>>> ...
>>> }/*CLOSE while j < k this block has more comments */
>>>
>>> outer: switch(n){
>>> ...
>>> }/+CLOSE outer: +/
>>>
>>>
>>> //////these fail
>>>
>>>
>>> inner: switch(n){
>>> ...
>>> }//CLOSE outer:
>>>
>>> for(int i=0;i<10;i++){
>>> ...
>>> }//CLOSE for j
>>
>> Now that's actually not a bad idea. Keeps it "green" when editing,
>> remains optional, and provides more than just the visual cue (if the
>> compiler in use supports it). Might've been useful in some of the
>> more convoluted things I've written (like a few parsers/lexers with
>> insane nesting).
>>
>> -- Chris Nicholson-Sauls
>
> Having the compiler care about contents of a comment is a dangerous
> slippery slope. If you want to do this in some sort of a lint-esque
> tool, then go for it, I guess.
>
> Later,
> Brad
Generally true... And probably would be the better way to go. We do, however, have some
minor precedant in DMD's DDoc feature which is based entirely in comments. ;) Granted
that's already proven a little dangerous, but useful.
-- Chris Nicholson-Sauls
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