[][src]Struct rustc::infer::canonical::QueryRegionConstraints

pub struct QueryRegionConstraints<'tcx> {
    pub outlives: Vec<QueryOutlivesConstraint<'tcx>>,
    pub member_constraints: Vec<MemberConstraint<'tcx>>,
}
⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Fields

outlives: Vec<QueryOutlivesConstraint<'tcx>>
⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

member_constraints: Vec<MemberConstraint<'tcx>>
⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Methods

impl<'_> QueryRegionConstraints<'_>[src]

pub fn is_empty(&self) -> bool[src]

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Represents an empty (trivially true) set of region constraints.

Trait Implementations

impl<'tcx> Clone for QueryRegionConstraints<'tcx>[src]

impl<'tcx> Debug for QueryRegionConstraints<'tcx>[src]

impl<'tcx> Default for QueryRegionConstraints<'tcx>[src]

impl<'tcx, '__ctx> HashStable<StableHashingContext<'__ctx>> for QueryRegionConstraints<'tcx>[src]

impl<'tcx, '__lifted> Lift<'__lifted> for QueryRegionConstraints<'tcx>[src]

type Lifted = QueryRegionConstraints<'__lifted>

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

impl<'tcx> TypeFoldable<'tcx> for QueryRegionConstraints<'tcx>[src]

Auto Trait Implementations

impl<'tcx> !RefUnwindSafe for QueryRegionConstraints<'tcx>

impl<'tcx> !Send for QueryRegionConstraints<'tcx>

impl<'tcx> !Sync for QueryRegionConstraints<'tcx>

impl<'tcx> Unpin for QueryRegionConstraints<'tcx>

impl<'tcx> !UnwindSafe for QueryRegionConstraints<'tcx>

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized
[src]

impl<T> Borrow<T> for T where
    T: ?Sized
[src]

impl<T> BorrowMut<T> for T where
    T: ?Sized
[src]

impl<'a, T> Captures<'a> for T where
    T: ?Sized
[src]

impl<T> Erased for T[src]

impl<T> From<T> for T[src]

impl<T, U> Into<U> for T where
    U: From<T>, 
[src]

impl<T> MaybeResult<T> for T[src]

type Error = !

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

impl<E> SpecializationError for E[src]

impl<'tcx, T> Subst<'tcx> for T where
    T: TypeFoldable<'tcx>, 
[src]

impl<T> ToOwned for T where
    T: Clone
[src]

type Owned = T

The resulting type after obtaining ownership.

impl<T, U> TryFrom<U> for T where
    U: Into<T>, 
[src]

type Error = Infallible

The type returned in the event of a conversion error.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, 
[src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.