Ppx_expect_runtime.Expectation_idAn identifier for a test node. Each test node that was parsed from an extension point or attribute ([%expect], [%expect_exact], [%expect.unreachable], or [%expect.uncaught_exn]) or that might be added into the corrected file (e.g. a [%expect] for trailing output) is associated with a unique t.
include Base.Hashable.Key with type t := tval sexp_of_t : t -> Sexplib0.Sexp.tval hash : t -> intValues returned by hash must be non-negative. An exception will be raised in the case that hash returns a negative value.