Re: How to check that function gets ref parameter?

[Andrey Zherikov via Digitalmars-d-learn]

On Sunday, 13 December 2020 at 19:49:35 UTC, Basile B. wrote:

On Sunday, 13 December 2020 at 16:41:06 UTC, Andrey Zherikov wrote: You use the wrong traits, try ParameterStorageClassTuple instead:

  void f(int) {}
  void g(ref int) {}

import std.traits : ParameterStorageClass, ParameterStorageClassTuple; static assert(ParameterStorageClassTuple!g[0] == ParameterStorageClass.ref_); static assert(ParameterStorageClassTuple!f[0] != ParameterStorageClass.ref_);

This works. Thanks!