ref: 735a7d2932d70b5bf232e2d021e6c0c61e03f61a
dir: /test/implexpr.myr/
use std trait favorite @a = Fav : @a ;; impl favorite int = Fav = 12 ;; impl favorite char = Fav = 'z' ;; impl favorite byte[:] = Fav = "hello" ;; const main = { std.put("{},{},{}\n", impl(Fav, int), impl(Fav, char), impl(Fav, byte[:])) }