returns recipes

1 tested returns integration recipe. Exact pinned versions and a last-passed receipt, last run 2026-10-16.

returns Maybe and IOResult railway composition with map and bind

Railway-style composition over returns Maybe and IOResult: map versus bind, short-circuiting Nothing, maybe and bind_optional, impure_safe failures and IO-boxed unwrap, all tested offline.

returns@0.29.0typing-extensions@4.16.0pytest@9.1.1

last passed 2026-10-16 09:58 UTC