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>),
}

🔬 This is a nightly-only experimental API. (rustc_private)

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Variants

Item(DefId)

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Intrinsic(DefId)

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FnPtrShim(DefId, Ty<'tcx>)

🔬 This is a nightly-only experimental API. (rustc_private)

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::call_* def-id is FnTrait::call_*

Virtual(DefId, usize)

🔬 This is a nightly-only experimental API. (rustc_private)

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::fn

ClosureOnceShim

🔬 This is a nightly-only experimental API. (rustc_private)

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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>>)

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

drop_in_place::; None for empty drop glue.

CloneShim(DefId, Ty<'tcx>)

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

<T as Clone>::clone shim.

Methods

impl<'tcx> InstanceDef<'tcx>

pub fn def_id(&self) -> DefId

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pub fn def_ty<'a>(&self, tcx: TyCtxt<'a, 'tcx, 'tcx>) -> Ty<'tcx>

🔬 This is a nightly-only experimental API. (rustc_private)

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

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Trait Implementations

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

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

🔬 This is a nightly-only experimental API. (rustc_private)

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

fn map_crate(&self) -> CrateNum

🔬 This is a nightly-only experimental API. (rustc_private)

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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

🔬 This is a nightly-only experimental API. (rustc_private)

this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via Cargo.toml instead?

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.