Enum rustc_infer::infer::region_constraints::UndoLog[−][src]

pub(crate) enum UndoLog<'tcx> {
    AddVar(RegionVid),
    AddConstraint(Constraint<'tcx>),
    AddVerify(usize),
    AddGiven(Region<'tcx>, RegionVid),
    AddCombination(CombineMapType, TwoRegions<'tcx>),
}

Variants

AddVar(RegionVid)
Expand description

We added RegionVid.

AddConstraint(Constraint<'tcx>)
Expand description

We added the given constraint.

AddVerify(usize)
Expand description

We added the given verify.

AddGiven(Region<'tcx>, RegionVid)
Expand description

We added the given given.

AddCombination(CombineMapType, TwoRegions<'tcx>)
Expand description

We added a GLB/LUB “combination variable”.

Trait Implementations

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

fn clone(&self) -> UndoLog<'tcx>[src]

Returns a copy of the value. Read more

fn clone_from(&mut self, source: &Self)1.0.0[src]

Performs copy-assignment from source. Read more

impl<'tcx> From<UndoLog<'tcx>> for UndoLog<'tcx>[src]

fn from(x: UndoLog<'tcx>) -> Self[src]

Performs the conversion.

impl<'tcx> PartialEq<UndoLog<'tcx>> for UndoLog<'tcx>[src]

fn eq(&self, other: &UndoLog<'tcx>) -> bool[src]

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

fn ne(&self, other: &UndoLog<'tcx>) -> bool[src]

This method tests for !=.

impl<'tcx> Rollback<UndoLog<'tcx>> for RegionConstraintStorage<'tcx>[src]

fn reverse(&mut self, undo: UndoLog<'tcx>)[src]

impl<'tcx> Copy for UndoLog<'tcx>[src]

impl<'tcx> StructuralPartialEq for UndoLog<'tcx>[src]

Auto Trait Implementations

impl<'tcx> RefUnwindSafe for UndoLog<'tcx>

impl<'tcx> Send for UndoLog<'tcx>

impl<'tcx> Sync for UndoLog<'tcx>

impl<'tcx> Unpin for UndoLog<'tcx>

impl<'tcx> UnwindSafe for UndoLog<'tcx>

Blanket Implementations

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

pub fn type_id(&self) -> TypeId[src]

Gets the TypeId of self. Read more

impl<'tcx, T> ArenaAllocatable<'tcx, ()> for T where
    T: Copy, [src]

pub fn allocate_on(self, arena: &'a Arena<'tcx>) -> &'a mut T[src]

pub fn allocate_from_iter(
    arena: &'a Arena<'tcx>,
    iter: impl IntoIterator<Item = T>
) -> &'a mut [T][src]

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

pub fn borrow(&self) -> &T[src]

Immutably borrows from an owned value. Read more

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

pub fn borrow_mut(&mut self) -> &mut T[src]

Mutably borrows from an owned value. Read more

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

pub fn from(t: T) -> T[src]

Performs the conversion.

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

pub fn into(self) -> U[src]

Performs the conversion.

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

type Owned = T

The resulting type after obtaining ownership.

pub fn to_owned(&self) -> T[src]

Creates owned data from borrowed data, usually by cloning. Read more

pub fn clone_into(&self, target: &mut T)[src]

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

recently added

Uses borrowed data to replace owned data, usually by cloning. Read more

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.

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]

Performs the conversion.

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.

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]

Performs the conversion.

impl<T> WithConstness for T[src]

fn with_constness(self, constness: Constness) -> ConstnessAnd<Self>[src]

fn with_const(self) -> ConstnessAnd<Self>[src]

fn without_const(self) -> ConstnessAnd<Self>[src]

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