Enum rustc::ty::FnOutput

pub enum FnOutput<'tcx> {
    FnConverging(Ty<'tcx>),
    FnDiverging,
}

Unstable (rustc_private)

Variants

FnConverging(Ty<'tcx>)

Unstable (rustc_private)

FnDiverging

Unstable (rustc_private)

Methods

impl<'tcx> FnOutput<'tcx>

fn diverges(&self) -> bool

fn unwrap(self) -> Ty<'tcx>

fn unwrap_or(self, def: Ty<'tcx>) -> Ty<'tcx>

Trait Implementations

impl<'gcx> TransNormalize<'gcx> for FnOutput<'gcx>

fn trans_normalize<'a, 'tcx>(&self, infcx: &InferCtxt<'a, 'gcx, 'tcx>) -> Self

impl<'a, 'tcx> Lift<'tcx> for FnOutput<'a>

type Lifted = FnOutput<'tcx>

fn lift_to_tcx<'b, 'gcx>(&self, tcx: TyCtxt<'b, 'gcx, 'tcx>) -> Option<Self::Lifted>

impl<'tcx> TypeFoldable<'tcx> for FnOutput<'tcx>

fn super_fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(&self, folder: &mut F) -> Self

fn fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(&self, folder: &mut F) -> Self

fn super_visit_with<V: TypeVisitor<'tcx>>(&self, visitor: &mut V) -> bool

fn visit_with<V: TypeVisitor<'tcx>>(&self, visitor: &mut V) -> bool

fn has_regions_escaping_depth(&self, depth: u32) -> bool

fn has_escaping_regions(&self) -> bool

fn has_type_flags(&self, flags: TypeFlags) -> bool

fn has_projection_types(&self) -> bool

fn references_error(&self) -> bool

fn has_param_types(&self) -> bool

fn has_self_ty(&self) -> bool

fn has_infer_types(&self) -> bool

fn needs_infer(&self) -> bool

fn needs_subst(&self) -> bool

fn has_closure_types(&self) -> bool

fn has_erasable_regions(&self) -> bool

fn is_global(&self) -> bool

Indicates whether this value references only 'global' types/lifetimes that are the same regardless of what fn we are in. This is used for caching. Errs on the side of returning false.

Derived Implementations

impl<'tcx> Decodable for FnOutput<'tcx>

fn decode<__D: Decoder>(__arg_0: &mut __D) -> Result<FnOutput<'tcx>, __D::Error>

impl<'tcx> Encodable for FnOutput<'tcx>

fn encode<__S: Encoder>(&self, __arg_0: &mut __S) -> Result<(), __S::Error>

impl<'tcx> Debug for FnOutput<'tcx>

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<'tcx> Hash for FnOutput<'tcx>

fn hash<__H: Hasher>(&self, __arg_0: &mut __H)

Feeds this value into the state given, updating the hasher as necessary.

fn hash_slice<H>(data: &[Self], state: &mut H) where H: Hasher

Feeds a slice of this type into the state provided.

impl<'tcx> Eq for FnOutput<'tcx>

impl<'tcx> PartialEq for FnOutput<'tcx>

fn eq(&self, __arg_0: &FnOutput<'tcx>) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &FnOutput<'tcx>) -> bool

This method tests for !=.

impl<'tcx> Copy for FnOutput<'tcx>

impl<'tcx> Clone for FnOutput<'tcx>

fn clone(&self) -> FnOutput<'tcx>

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.