[erlang-questions] Reassigning variables
Thu Mar 19 21:24:16 CET 2009
Camille Troillard <> writes:
> On Thu, Mar 19, 2009 at 4:31 PM, mats cronqvist <> wrote:
> I find it interesting that readability is regarded as something only
> pointy-headed academics are interested in, and uninteresting in the
> real world of commercial software.
> In my experience, code that is not "aesthetically pleasant" is
> guaranteed to have this property; only its author can find the bugs.
> Alright, let's put it that way:
> I'm not saying that one should be content with hard to read code.
> Remember the purpose of this thread is to discuss destructive assignments?
> Erlang is born with pattern matching, and non destructive assignments. I
> don't understand why it is a quality to pass around this very quality, that
> makes the language better at the price of readability.
You lost me here. I consider non destructive assignments a huge asset.
> I've spent myself lots of time design macros and 'elegant' stuff to please my
> eyes. In the end I eventually found that it was even more code to maintain
> and understand.
My code wasn't supposed to be elegant. It was upposed to put the
focus on the essence of that function; that we're threading a
dictionary (X) through a bunch of functions.
> This is of course not a problem for a hobbyist, or perhaps even a
> compiler writer.
> I'm sorry Mat, but this assertion is very closed minded.
Not so well put, I guess. I just meant that the readability of the
code becomes more important the more people are involved in the
> But it is the mother of bad software products.
> I agree that easy to read code is better for maintainability.
> But this thread has yet to prove that the very solutions being searched for
> readability have actually a interest in maintainability.
I'm not sure what you're getting at here.
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