Basic question about size_t and ulong
rtcvb32 at yahoo.com
Wed Mar 23 01:04:00 UTC 2022
On Wednesday, 23 March 2022 at 00:51:42 UTC, Era Scarecrow wrote:
> On Tuesday, 22 March 2022 at 21:23:43 UTC, H. S. Teoh wrote:
>> We already have this:
>> import std.conv : to;
>> int x;
>> long y;
>> y = x.to!long; // equivalent to straight assignment / cast
>> x = y.to!int; // throws if out of range for int
> This particular usage can be useful, just not in the
> *automatic* sense i was meaning.
Forgot to add this; for the more automatic mode maybe add a new
tag say @autodowncast, which may add the .to!passingtype leaving
said checks without needing to throw casts in a dozen places.
Though i doubt Walter or Andrei would go for it.
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