Function rustc_next_trait_solver::solve::assembly::structural_traits::extract_tupled_inputs_and_output_from_callable

source ยท 
pub(in solve) fn extract_tupled_inputs_and_output_from_callable<I: Interner>(
    cx: I,
    self_ty: I::Ty,
    goal_kind: ClosureKind,
) -> Result<Option<Binder<I, (I::Ty, I::Ty)>>, NoSolution>