Enum rustc::ty::BoundRegion

pub enum BoundRegion {
    BrAnon(u32),
    BrNamed(DefId, Name),
    BrFresh(u32),
    BrEnv,
}

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

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Variants

BrAnon(u32)

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

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An anonymous region parameter for a given fn (&T)

BrNamed(DefId, Name)

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

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Named region parameters for functions (a in &'a T)

The def-id is needed to distinguish free regions in the event of shadowing.

BrFresh(u32)

🔬 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?

Fresh bound identifiers created during GLB computations.

BrEnv

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

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Anonymous region for the implicit env pointer parameter to a closure

Methods

impl BoundRegion

pub fn is_named(&self) -> bool

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

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Trait Implementations

impl<'tcx> HashStable<StableHashingContext<'tcx>> for BoundRegion

fn hash_stable<W: StableHasherResult>(
    &self,
    __ctx: &mut StableHashingContext<'tcx>,
    __hasher: &mut StableHasher<W>
)

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

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impl Clone for BoundRegion

fn clone(&self) -> BoundRegion

Returns a copy of the value.

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

Performs copy-assignment from source.

impl PartialEq for BoundRegion

fn eq(&self, __arg_0: &BoundRegion) -> bool

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

fn ne(&self, __arg_0: &BoundRegion) -> bool

This method tests for !=.

impl PartialOrd for BoundRegion

fn partial_cmp(&self, __arg_0: &BoundRegion) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, __arg_0: &BoundRegion) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, __arg_0: &BoundRegion) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, __arg_0: &BoundRegion) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, __arg_0: &BoundRegion) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl Eq for BoundRegion

impl Ord for BoundRegion

fn cmp(&self, __arg_0: &BoundRegion) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

Compares and returns the minimum of two values.

impl Hash for BoundRegion

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 Encodable for BoundRegion

fn encode<__S: Encoder>(&self, __arg_0: &mut __S) -> Result<(), __S::Error>

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

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impl Decodable for BoundRegion

fn decode<__D: Decoder>(__arg_0: &mut __D) -> Result<BoundRegion, __D::Error>

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impl Copy for BoundRegion

impl Print for BoundRegion

fn print<F: Write>(&self, f: &mut F, cx: &mut PrintContext) -> Result

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fn print_to_string(&self, cx: &mut PrintContext) -> String

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fn print_display<F: Write>(&self, f: &mut F, cx: &mut PrintContext) -> Result

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fn print_display_to_string(&self, cx: &mut PrintContext) -> String

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fn print_debug<F: Write>(&self, f: &mut F, cx: &mut PrintContext) -> Result

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fn print_debug_to_string(&self, cx: &mut PrintContext) -> String

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impl Display for BoundRegion

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

Formats the value using the given formatter.

impl Debug for BoundRegion

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

Formats the value using the given formatter.