Enum rustc_hir::hir::MatchSource

source · [−]

pub enum MatchSource {
    Normal,
    ForLoopDesugar,
    TryDesugar,
    AwaitDesugar,
}

Expand description

Hints at the original code for a match _ { .. }.

Variants

`Normal`

A match _ { .. }.

`ForLoopDesugar`

A desugared for _ in _ { .. } loop.

`TryDesugar`

A desugared ? operator.

`AwaitDesugar`

A desugared <expr>.await.

Implementations

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Trait Implementations

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impl Clone for MatchSource

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fn clone(&self) -> MatchSource

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

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impl Debug for MatchSource

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

Formats the value using the given formatter. Read more

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fn hash<H: Hasher>(&self, state: &mut H)

Feeds this value into the given Hasher. Read more

1.3.0 · source

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

Feeds a slice of this type into the given Hasher. Read more

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impl<CTX> HashStable<CTX> for MatchSourcewhere
__CTX: HashStableContext,

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fn hash_stable(&self, hcx: &mut CTX, __hasher: &mut StableHasher)

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impl PartialEq<MatchSource> for MatchSource

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fn eq(&self, other: &MatchSource) -> bool

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

1.0.0 · source

fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason. Read more

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impl StructuralEq for MatchSource

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impl StructuralPartialEq for MatchSource

Auto Trait Implementations

impl RefUnwindSafe for MatchSource

impl UnwindSafe for MatchSource

Blanket Implementations

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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impl<'tcx, T> ArenaAllocatable<'tcx, IsCopy> for Twhere
T: Copy,

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

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fn allocate_from_iter(
arena: &'a Arena<'tcx>,
iter: impl IntoIterator<Item = T>
) -> &'a mut [T]ⓘNotable traits for &[u8]`impl Read for &[u8]impl Write for &mut [u8]`

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

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

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

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

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Layout

Note: Most layout information is completely unstable and may even differ between compilations. 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: 1 byte

Size for each variant:

Normal: 0 bytes
ForLoopDesugar: 0 bytes
TryDesugar: 0 bytes
AwaitDesugar: 0 bytes

Enum rustc_hir::hir::MatchSource

Variants

Normal

ForLoopDesugar

TryDesugar

AwaitDesugar

Implementations

impl MatchSource

pub const fn name(self) -> &'static str

Trait Implementations

impl Clone for MatchSource

fn clone(&self) -> MatchSource

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

impl Debug for MatchSource

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

impl<__E: Encoder> Encodable<__E> for MatchSource

fn encode(&self, __encoder: &mut __E)

impl Hash for MatchSource

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

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

impl<__CTX> HashStable<__CTX> for MatchSourcewhere __CTX: HashStableContext,

fn hash_stable(&self, __hcx: &mut __CTX, __hasher: &mut StableHasher)

impl PartialEq<MatchSource> for MatchSource

fn eq(&self, other: &MatchSource) -> bool

fn ne(&self, other: &Rhs) -> bool

impl Copy for MatchSource

impl Eq for MatchSource

impl StructuralEq for MatchSource

impl StructuralPartialEq for MatchSource

Auto Trait Implementations

impl RefUnwindSafe for MatchSource

impl Send for MatchSource

impl Sync for MatchSource

impl Unpin for MatchSource

impl UnwindSafe for MatchSource

Blanket Implementations

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

fn type_id(&self) -> TypeId

impl<'tcx, T> ArenaAllocatable<'tcx, IsCopy> for Twhere T: Copy,

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

fn allocate_from_iter( arena: &'a Arena<'tcx>, iter: impl IntoIterator<Item = T>) -> &'a mut [T]ⓘNotable traits for &[u8]impl Read for &[u8]impl Write for &mut [u8]

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

fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

fn from(t: T) -> T

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

fn into(self) -> U

impl<T> ToOwned for Twhere T: Clone,

type Owned = T

fn to_owned(&self) -> T

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

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

type Error = Infallible

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

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

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

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

Layout

`Normal`

`ForLoopDesugar`

`TryDesugar`

`AwaitDesugar`

impl<E: Encoder> Encodable<E> for MatchSource

fn encode(&self, encoder: &mut E)

fn hash<H: Hasher>(&self, state: &mut H)

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

impl<CTX> HashStable<CTX> for MatchSourcewhere
__CTX: HashStableContext,

fn hash_stable(&self, hcx: &mut CTX, __hasher: &mut StableHasher)

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

impl<'tcx, T> ArenaAllocatable<'tcx, IsCopy> for Twhere
T: Copy,

fn allocate_from_iter(
arena: &'a Arena<'tcx>,
iter: impl IntoIterator<Item = T>
) -> &'a mut [T]ⓘNotable traits for &[u8]`impl Read for &[u8]impl Write for &mut [u8]`

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

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

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

impl<T> ToOwned for Twhere
T: Clone,

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

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