[Issue 3221] Array extension methods require parentheses

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=3221





--- Comment #1 from johnch_atms at hotmail.com  2009-08-01 03:52:51 PDT ---
(In reply to comment #0)
> Free functions can be used as methods of an array if the first argument in the
> function definition is an array. For example:
>   int indexOf(T)(T[] array, T value) {...}
>   int[] ints = getInts();
>   int i = ints.indexOf(2);
> However, when the array argument is called without parameters, the expression
> fails to compile, as this example shows.
>   string[] split(string s, string sep) { ... }
>   class Person {
>     string name_;
>     string name() { return name_; }
>   }
>   auto person = getPerson();
>   string[] firstAndLast = person.name.split(" ");
> The above line will only compile if it is changed to:
>   string[] firstAndList = person.name().split(" ");

Oops, I meant to say: However, when the array argument is called without
parentheses, the expression fails to compile...

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