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

pub struct Canonical<'gcx, V> {
    pub variables: CanonicalVarInfos<'gcx>,
    pub value: V,
}
🔬 This is a nightly-only experimental API. (rustc_private)

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A "canonicalized" type V is one where all free inference variables have been rewriten to "canonical vars". These are numbered starting from 0 in order of first appearance.

Fields

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

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🔬 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?

Methods

impl<'tcx, R> Canonical<'tcx, QueryResult<'tcx, R>>
[src]

🔬 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?

🔬 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?

impl<'tcx, V> Canonical<'tcx, V>
[src]

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

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Instantiate the wrapped value, replacing each canonical value with the value given in var_values.

🔬 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?

Invoke projection_fn with self.value to get a value V that is expressed in terms of the same canonical variables bound in self. Apply the substitution var_values to this value V, replacing each of the canonical variables.

Trait Implementations

impl<'a, 'tcx, V> HashStable<StableHashingContext<'a>> for Canonical<'tcx, V> where
    V: HashStable<StableHashingContext<'a>>, 
[src]

🔬 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?

impl<'gcx, V: Copy> Copy for Canonical<'gcx, V>
[src]

impl<'gcx, V: Clone> Clone for Canonical<'gcx, V>
[src]

Returns a copy of the value. Read more

Performs copy-assignment from source. Read more

impl<'gcx, V: Debug> Debug for Canonical<'gcx, V>
[src]

Formats the value using the given formatter. Read more

impl<'gcx, V: PartialEq> PartialEq for Canonical<'gcx, V>
[src]

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

This method tests for !=.

impl<'gcx, V: Eq> Eq for Canonical<'gcx, V>
[src]

impl<'gcx, V: Hash> Hash for Canonical<'gcx, V>
[src]

Feeds this value into the given [Hasher]. Read more

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

impl<'gcx, V: Decodable> Decodable for Canonical<'gcx, V>
[src]

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

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impl<'gcx, V: Encodable> Encodable for Canonical<'gcx, V>
[src]

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

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impl<'tcx, C> TypeFoldable<'tcx> for Canonical<'tcx, C> where
    C: TypeFoldable<'tcx>, 
[src]

🔬 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?

🔬 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?

🔬 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?

🔬 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?

🔬 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?

True if self has any late-bound regions that are either bound by binder or bound by some binder outside of binder. If binder is ty::INNERMOST, this indicates whether there are any late-bound regions that appear free. Read more

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

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True if this self has any regions that escape binder (and hence are not bound by it). Read more

🔬 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?

🔬 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?

🔬 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?

🔬 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?

🔬 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?

🔬 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?

🔬 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?

🔬 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?

🔬 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?

🔬 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?

🔬 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?

🔬 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?

🔬 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?

"Free" regions in this context means that it has any region that is not (a) erased or (b) late-bound. Read more

🔬 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?

True if there any any un-erased free regions.

🔬 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?

Indicates whether this value references only 'global' types/lifetimes that are the same regardless of what fn we are in. This is used for caching. Read more

🔬 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?

True if there are any late-bound regions

impl<'a, 'tcx, T> Lift<'tcx> for Canonical<'a, T> where
    T: Lift<'tcx>, 
[src]

🔬 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?

🔬 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?

Auto Trait Implementations

impl<'gcx, V> Send for Canonical<'gcx, V> where
    V: Send

impl<'gcx, V> Sync for Canonical<'gcx, V> where
    V: Sync