Am 26.06.20 um 15:35 schrieb ag0aep6g: > `isInputRange!R` fails because it has no knowledge of your free `empty` > function. Without `empty`, `R` is obviously not a range.
Ah, OK, that makes sense. It's kind of sad though because it really limits the extensibility of existing types with UFCS. Do you know if there is a way around this?
