Enum rustc::ty::UpvarCapture [] [src]

pub enum UpvarCapture<'tcx> {
    ByValue,
    ByRef(UpvarBorrow<'tcx>),
}
🔬 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?

Information describing the capture of an upvar. This is computed during typeck, specifically by regionck.

Variants

🔬 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?

Upvar is captured by value. This is always true when the closure is labeled move, but can also be true in other cases depending on inference.

🔬 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?

Upvar is captured by reference.

Trait Implementations

impl<'gcx> HashStable<StableHashingContext<'gcx>> for UpvarCapture<'gcx>
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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?

impl<'tcx> PartialEq for UpvarCapture<'tcx>
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This method tests for self and other values to be equal, and is used by ==. Read more

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This method tests for !=.

impl<'tcx> Clone for UpvarCapture<'tcx>
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Returns a copy of the value. Read more

1.0.0
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Performs copy-assignment from source. Read more

impl<'tcx> Debug for UpvarCapture<'tcx>
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Formats the value using the given formatter.

impl<'tcx> Copy for UpvarCapture<'tcx>
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impl<'tcx> Encodable for UpvarCapture<'tcx>
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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?

impl<'tcx> Decodable for UpvarCapture<'tcx>
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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?