pub enum FeatureKind {
Stable,
Unstable {
feature: SmolStr,
note: Option<SmolStr>,
},
Deprecated {
feature: SmolStr,
note: Option<SmolStr>,
},
Internal {
feature: SmolStr,
note: Option<SmolStr>,
},
}
Expand description
The kind of a feature for an item.
Variants§
Stable
The feature of the item is stable.
Unstable
The feature of the item is unstable, with the given name to allow.
Deprecated
The feature of the item is deprecated, with the given name to allow, and an optional note to appear in diagnostics.
Internal
This feature is for internal corelib use only. Using it in user code is not advised.
Implementations§
source§impl FeatureKind
impl FeatureKind
pub fn from_ast( db: &dyn SyntaxGroup, diagnostics: &mut DiagnosticsBuilder<SemanticDiagnostic>, attrs: &AttributeList, ) -> Self
Trait Implementations§
source§impl Clone for FeatureKind
impl Clone for FeatureKind
source§fn clone(&self) -> FeatureKind
fn clone(&self) -> FeatureKind
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresource§impl Debug for FeatureKind
impl Debug for FeatureKind
source§impl PartialEq for FeatureKind
impl PartialEq for FeatureKind
impl Eq for FeatureKind
impl StructuralPartialEq for FeatureKind
Auto Trait Implementations§
impl Freeze for FeatureKind
impl RefUnwindSafe for FeatureKind
impl Send for FeatureKind
impl Sync for FeatureKind
impl Unpin for FeatureKind
impl UnwindSafe for FeatureKind
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
source§unsafe fn clone_to_uninit(&self, dst: *mut T)
unsafe fn clone_to_uninit(&self, dst: *mut T)
🔬This is a nightly-only experimental API. (
clone_to_uninit
)source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
source§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key
and return true
if they are equal.source§impl<T> Instrument for T
impl<T> Instrument for T
source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
source§impl<T> IntoEither for T
impl<T> IntoEither for T
source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moresource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read more