def wanted.of
import ezmcp@0.1.0.0/src/openapi.bend as Openapiimport Base
import emerging-ezjson@1.2.0.0/src/value.bend as Value
1450def wanted.of(typ: Maybe<&2, String>, val: Value.Json) -> String:
1451 match typ:
1452 case Some{str}:
1453 "Expected " ++ str ++ ", received " ++ kind.name(val)
1454 case None{}:
1455 "Invalid input"