string literal string and immutable(char)* overload ambiguity
Jonathan Marler
johnnymarler at gmail.com
Sat Aug 4 19:03:46 UTC 2018
On Saturday, 4 August 2018 at 12:16:00 UTC, Steven Schveighoffer
wrote:
> On 8/3/18 10:26 AM, Jonathan Marler wrote:
>> On Tuesday, 31 July 2018 at 15:07:04 UTC, Steven Schveighoffer
>> wrote:
>>> On 7/31/18 10:13 AM, Nicholas Wilson wrote:
>>>>[...]
>>>
>>> Absolutely, I didn't realize this was an ambiguity. It should
>>> be the same as foo(long) vs. foo(int) with foo(1).
>>>
>>
>> +1 for this
>>
>> Although there is a solution for this today, i.e.
>>
>> foo(cast(string)"baz");
>> foo("baz".ptr));
>>
>> I see no reason why `string` shouldn't have precedence over
>> `immutable(char)*`, especially since you can always explicitly
>> choose the pointer variant with `.ptr.
>>
> Let me rewrite your solution for int vs. long:
>
> foo(cast(int)1);
> foo(1L);
>
> You like that too? ;)
>
> "baz" is a string, that's its primary type. That it can be used
> for a const(char)* is nice for legacy C code, but shouldn't get
> in the way of its natural type.
>
> -Steve
Yeah I definitely agree. Though there is a solution, it's ugly.
Making string have precedence over char pointers seems like only
positives from what I can tell.
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