Enum syntax::ast::MetaItemKind [] [src]

pub enum MetaItemKind {
    Word,
    List(Vec<NestedMetaItem>),
    NameValue(Lit),
}
🔬 This is a nightly-only experimental API. (rustc_private)

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A compile-time attribute item.

E.g. #[test], #[derive(..)] or #[feature = "foo"]

Variants

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

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Word meta item.

E.g. test as in #[test]

🔬 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?

List meta item.

E.g. derive(..) as in #[derive(..)]

🔬 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?

Name value meta item.

E.g. feature = "foo" as in #[feature = "foo"]

Methods

impl MetaItemKind
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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?

Trait Implementations

impl Clone for MetaItemKind
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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 PartialEq for MetaItemKind
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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 Eq for MetaItemKind
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impl Encodable for MetaItemKind
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🔬 This is a nightly-only experimental API. (rustc_private)

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impl Decodable for MetaItemKind
[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 MetaItemKind
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Feeds this value into the given [Hasher]. Read more

1.3.0
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Feeds a slice of this type into the given [Hasher]. Read more

impl Debug for MetaItemKind
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Formats the value using the given formatter.