Store any callable in an array

[ag0aep6g]

On 05/04/2018 06:33 PM, Neia Neutuladh wrote:
> auto asDelegate(TFunc)(TFunc func) @trusted
> {
>      import std.functional : toDelegate;
>      return toDelegate(func);
> }
> 
> The "@trusted" means that you promise this thing is safe, even if the 
> compiler can't be certain.

If toDelegate isn't (always) @safe, how can you be sure that your 
wrapper is? Also, TFunc may have an unsafe destructor.

That's not good use of `@trusted`.