ref: cf1c6aa5e3025d81896eba7d3f0858b37bdc7309 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)) }