Fully dynamic d by opDotExp overloading
Nick Sabalausky
a at a.a
Fri Apr 17 14:19:49 PDT 2009
"Andrei Alexandrescu" <SeeWebsiteForEmail at erdani.org> wrote in message
news:gsapu0$24ei$2 at digitalmars.com...
>
> Then why overloadable operators? Just write a function call and call it a
> day.
Overloadable operators and opDotExp both sacrifice code transparency. In
that regard, they're the same. But
overloadable operators provide non-trivial benefit. From what I've seen,
opDotExp doesn't.
The only real argument for opDotExp I've seen so far is for things like
DB/DDL/haxe.xml.Fast. I've make counter-arguments to that, but I have yet to
see those counter-arguments actually refuted. Instead I keep getting a bunch
of "use a dynamic lang and you'll see" hand-waving. And, for the record, I
have spent a good deal of time using dynamic langs.
> Also, while we're at it, let's prefix all function calls with the word
> "call" so it's clear that a call is going on. (Some language did that
> after all.)
>
Another apples-and-oranges. In C-style languages, getting rid of "call" does
not sacrifice code transparency (unlike op overloading and opDotExp) since
function calls can be easily identified at a glance by an identifier
followed by parens (and calls/declarations can be easily identified by
whether or not they're preceded by a type). As a side note, this is one of
the reasons I hate D's parens-are-optional-when-there's-no-arguments
feature.
> The fact of the matter is you're in this discussion only to reaffirm a
> preconceived opinion. Instead of reiterating your arguments, it might be
> of great use to listen to those made by others.
>
Please do not accuse me of such a thing simply because I haven't changed my
opinion. You've held your ground as well, so I could just as easily accuse
you of being closed-minded and merely reaffirming a your preconceived
opinion. I have indeed listened to the arguments and responded to them.
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