Struct rustc_attr::builtin::Deprecation

pub struct Deprecation {
    pub since: Option<Symbol>,
    pub note: Option<Symbol>,
    pub suggestion: Option<Symbol>,
    pub is_since_rustc_version: bool,
}

Fields

since: Option<Symbol>

note: Option<Symbol>

The note to issue a reason.

suggestion: Option<Symbol>

A text snippet used to completely replace any use of the deprecated item in an expression.

This is currently unstable.

is_since_rustc_version: bool

Whether to treat the since attribute as being a Rust version identifier (rather than an opaque string).

Trait Implementations

impl Clone for Deprecation

pub fn clone(&self) -> Deprecation

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<__D: Decoder> Decodable<__D> for Deprecation

pub fn decode(__decoder: &mut __D) -> Result<Self, <__D as Decoder>::Error>

impl<__E: Encoder> Encodable<__E> for Deprecation

pub fn encode(&self, __encoder: &mut __E) -> Result<(), <__E as Encoder>::Error>

impl<__CTX> HashStable<__CTX> for Deprecation where
    __CTX: HashStableContext, 

pub fn hash_stable(&self, __hcx: &mut __CTX, __hasher: &mut StableHasher)