Enum syntax::feature_gate::AttributeType

pub enum AttributeType {
    Normal,
    Whitelisted,
    CrateLevel,
}

🔬 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?

Variants

Normal

🔬 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?

Normal, builtin attribute that is consumed by the compiler before the unused_attribute check

Whitelisted

🔬 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?

Builtin attribute that may not be consumed by the compiler before the unused_attribute check. These attributes will be ignored by the unused_attribute lint

CrateLevel

🔬 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?

Builtin attribute that is only allowed at the crate level

Trait Implementations

impl PartialEq for AttributeType

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

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

fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl Copy for AttributeType

impl Clone for AttributeType

fn clone(&self) -> AttributeType

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for AttributeType

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.