{"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"ExpectCastableToType(t)"}]}
            ExpectCastableToType(t) => ExpectCastableToType(fcx.resolve_vars_if_possible(t)),
            NoExpectation => NoExpectation,
            ExpectHasType(t) => ExpectHasType(fcx.resolve_vars_if_possible(t)),