ref: 920b587c66cc2bb5169a117500deb9f8b00127fd dir: /test/gtrait.myr/
use std trait comparable @a = cmp : (a : @a, b : @a -> std.order) ;; impl comparable @a::numeric = cmp = {a, b -> std.numcmp(a, b) } ;; const main = { std.put("{}", cmp(1, 2)) }