Enum rustc_infer::infer::type_variable::TypeVariableOriginKind[−][src]

pub enum TypeVariableOriginKind {
    MiscVariable,
    NormalizeProjectionType,
    TypeInference,
    TypeParameterDefinition(Symbol, Option<DefId>),
    ClosureSynthetic,
    SubstitutionPlaceholder,
    AutoDeref,
    AdjustmentType,
    DivergingFn,
    LatticeVariable,
}

Expand description

Reasons to create a type inference variable

Variants

MiscVariable

NormalizeProjectionType

TypeInference

TypeParameterDefinition(Symbol, Option<DefId>)

ClosureSynthetic

One of the upvars or closure kind parameters in a ClosureSubsts (before it has been determined).

SubstitutionPlaceholder

AutoDeref

AdjustmentType

DivergingFn

LatticeVariable

Trait Implementations

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impl Clone for TypeVariableOriginKind

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fn clone(&self) -> TypeVariableOriginKind

Returns a copy of the value. Read more

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

Performs copy-assignment from source. Read more

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impl Debug for TypeVariableOriginKind

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

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impl Copy for TypeVariableOriginKind

Auto Trait Implementations

impl RefUnwindSafe for TypeVariableOriginKind

impl Send for TypeVariableOriginKind

impl Sync for TypeVariableOriginKind

impl Unpin for TypeVariableOriginKind

impl UnwindSafe for TypeVariableOriginKind

Blanket Implementations

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

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pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

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

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

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impl<T> Borrow<T> for T where
    T: ?Sized,

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pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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impl<T> BorrowMut<T> for T where
    T: ?Sized,

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pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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impl<T> From<T> for T

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pub fn from(t: T) -> T

Performs the conversion.

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impl<T, U> Into<U> for T where
    U: From<T>,

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pub fn into(self) -> U

Performs the conversion.

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impl<T> ToOwned for T where
    T: Clone,

type Owned = T

The resulting type after obtaining ownership.

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pub fn to_owned(&self) -> T

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

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

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

recently added

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

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impl<T, U> TryFrom<U> for T where
    U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

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impl<T, U> TryInto<U> for T where
    U: TryFrom<T>,

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

The type returned in the event of a conversion error.

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

Performs the conversion.

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impl<T> WithConstness for T

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

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fn with_const(self) -> ConstnessAnd<Self>

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fn without_const(self) -> ConstnessAnd<Self>

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

Layout

Note: Most layout information is completely unstable and may be different between compiler versions and platforms. The only exception is types with certain repr(...) attributes. Please see the Rust Reference’s “Type Layout” chapter for details on type layout guarantees.

Size: 12 bytes