Re: need argument for try catch blocks

From:
Juha Nieminen <nospam@thanks.invalid>
Newsgroups:
comp.lang.c++
Date:
27 May 2011 06:40:57 GMT
Message-ID:
<4ddf4779$0$2868$7b1e8fa0@news.nbl.fi>
Christopher <cpisz@austin.rr.com> wrote:

However, in my code reviews, I've got items about "unecessary try
catch blocks." I really don't know why it is even worthy of putting in
a code review. Maybe he is thinking efficiency or readability?


  In general try/catch blocks do not make the code any slower, so an
efficiency argument is unjustified.

My point of view is that when your dealing with a huge project with
poor documentation, it is better to always surround anything that
throws with a try catch block, even if it seems unecessary. I can't
count the number of hours I've spend debugging code that was bugged
because of no error checking. The code changes all the time and a
catch that might never get hit, could get hit after many edits. If
nothing else it seems like a good way to assist the poor guy
debugging. It says to me, "Hey an error could occur here!"


  If an exception is thrown, it will be caught somewhere (or thrown out of
main(), which is less than ideal). Any good debugger will tell you where
the exception was thrown from (and the stack trace).

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