def touch_go
import bend-collections@1.0.0.0/src/containers/lru.bend as Lruimport Base
175def touch_go(a, -V: Kind(a), f: LRU<a, V>, +s: U32, newest: Bool) -> LRU<a, V>:
176 match newest:
177 case True{}:
178 f
179 case False{}:
180 link_tail(a, V, unlink(a, V, f, s), s)