def known_name
import cswap-bend-cli@0.1.0.0/setimp.bend as Setimpimport Base
48def known_name(+n: String) -> Maybe<&2, String>:
49 Bool.pick(Maybe<&2, String>, String.eq(n, "json"), Some{"json"},
50 Bool.pick(Maybe<&2, String>, String.eq(n, "yaml") || String.eq(n, "yml"), Some{"yaml"},
51 Bool.pick(Maybe<&2, String>, String.eq(n, "toon"), Some{"toon"},
52 Bool.pick(Maybe<&2, String>, String.eq(n, "csv"), Some{"csv"}, None{}))))