Enum rustc::ty::InstanceDef

pub enum InstanceDef<'tcx> {
    Item(DefId),
    Intrinsic(DefId),
    FnPtrShim(DefId, Ty<'tcx>),
    Virtual(DefId, usize),
    ClosureOnceShim {
        call_once: DefId,
    },
    DropGlue(DefId, Option<Ty<'tcx>>),
    CloneShim(DefId, Ty<'tcx>),
}

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Variants

Item(DefId)

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Intrinsic(DefId)

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FnPtrShim(DefId, Ty<'tcx>)

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<fn() as FnTrait>::call_* def-id is FnTrait::call_*

Virtual(DefId, usize)

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::fn

ClosureOnceShim

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<[mut closure] as FnOnce>::call_once

Fields of ClosureOnceShim

call_once: DefId

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DropGlue(DefId, Option<Ty<'tcx>>)

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drop_in_place::; None for empty drop glue.

CloneShim(DefId, Ty<'tcx>)

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<T as Clone>::clone shim.

Methods

impl<'tcx> InstanceDef<'tcx>

pub fn def_id(&self) -> DefId

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pub fn attrs<'a>(&self, tcx: TyCtxt<'a, 'tcx, 'tcx>) -> Attributes<'tcx>

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pub fn is_inline<'a>(&self, tcx: TyCtxt<'a, 'tcx, 'tcx>) -> bool

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pub fn requires_local<'a>(&self, tcx: TyCtxt<'a, 'tcx, 'tcx>) -> bool

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Trait Implementations

impl<'a, 'gcx> HashStable<StableHashingContext<'a>> for InstanceDef<'gcx>

fn hash_stable<W: StableHasherResult>(     &self,     hcx: &mut StableHashingContext<'a>,     hasher: &mut StableHasher<W> )

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impl<'tcx> Key for InstanceDef<'tcx>

fn map_crate(&self) -> CrateNum

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Given an instance of this key, what crate is it referring to? This is used to find the provider.

fn default_span(&self, tcx: TyCtxt) -> Span

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In the event that a cycle occurs, if no explicit span has been given for a query with key self, what span should we use?

impl<'tcx> Copy for InstanceDef<'tcx>

impl<'tcx> Clone for InstanceDef<'tcx>

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

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<'tcx> PartialEq for InstanceDef<'tcx>

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

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

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

This method tests for !=.

impl<'tcx> Eq for InstanceDef<'tcx>

impl<'tcx> Hash for InstanceDef<'tcx>

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

Feeds this value into the given [Hasher].

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

Feeds a slice of this type into the given [Hasher].

impl<'tcx> Debug for InstanceDef<'tcx>

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

Formats the value using the given formatter.

impl<'tcx> Encodable for InstanceDef<'tcx>

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

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impl<'tcx> Decodable for InstanceDef<'tcx>

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

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

type Lifted = InstanceDef<'tcx>

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

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