Enum rustc::hir::MatchSource [] [src]

pub enum MatchSource {
    Normal,
    IfLetDesugar {
        contains_else_clause: bool,
    },
    WhileLetDesugar,
    ForLoopDesugar,
    TryDesugar,
}
🔬 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?

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

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?

A match _ { .. }

🔬 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?

An if let _ = _ { .. } (optionally with else { .. })

Fields of IfLetDesugar

🔬 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?

A while let _ = _ { .. } (which was desugared to a loop { match _ { .. } })

🔬 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?

A desugared for _ in _ { .. } loop

🔬 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?

A desugared ? operator

Trait Implementations

impl Clone for MatchSource
[src]

[src]

Returns a copy of the value. Read more

1.0.0
[src]

Performs copy-assignment from source. Read more

impl PartialEq for MatchSource
[src]

[src]

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

[src]

This method tests for !=.

impl Eq for MatchSource
[src]

impl Encodable for MatchSource
[src]

[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 Decodable for MatchSource
[src]

[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 Hash for MatchSource
[src]

[src]

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

1.3.0
[src]

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

impl Debug for MatchSource
[src]

[src]

Formats the value using the given formatter.

impl Copy for MatchSource
[src]

impl<'gcx> HashStable<StableHashingContext<'gcx>> for MatchSource
[src]

[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?