Lambda syntax, etc
Nick Sabalausky
a at a.a
Wed Feb 4 10:44:06 PST 2009
"Andrei Alexandrescu" <SeeWebsiteForEmail at erdani.org> wrote in message
news:gmclr4$2q30$1 at digitalmars.com...
> BCS wrote:
>> Hello bearophile,
>>
>>> I've taken a look at the syntax for lambda in other C-like languages.
>>> This is from Functional Java:
>>> http://functionaljava.org/examples#Array.filter
>>>
>>> In Functional Java you can write this D syntax:
>>> (int i, int j) { return i % 3 == j; }
>>> as:
>>> { int i, int j => i % 3 == j }
>>
>> That syntax, and a few of the below, show the one major gripe I have with
>> ultra-compact lambdas: it's hard to *quickly* spot the args/code
>> transition.
>
> Strings are immune from the problem. :o) Also they make for readily
> recognizable code because they all use the same argument names.
>
> Andrei
I would be all for the string-style, *if* things like the following were
fixed:
int foo1(int i) { /*stuff*/ }
void bar(int[] ints)
{
int foo2(int i) { /*stuff*/ }
auto x = ints.map!("foo1(a)+foo2(a)")();
}
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