pub struct DdOptVal<V> {
pub value: V,
pub span: Span,
}Expand description
Value for an option
If V is FromStr and DdOptValDescribable,
this is Parse, taking a single keyword.
Fields§
§value: V§span: SpanTrait Implementations§
Source§impl<V: FromStr + DdOptValDescribable> Parse for DdOptVal<V>
impl<V: FromStr + DdOptValDescribable> Parse for DdOptVal<V>
fn parse(input: ParseStream<'_>) -> Result<Self>
impl<V: Copy> Copy for DdOptVal<V>
Auto Trait Implementations§
impl<V> Freeze for DdOptVal<V>where
V: Freeze,
impl<V> RefUnwindSafe for DdOptVal<V>where
V: RefUnwindSafe,
impl<V> !Send for DdOptVal<V>
impl<V> !Sync for DdOptVal<V>
impl<V> Unpin for DdOptVal<V>where
V: Unpin,
impl<V> UnwindSafe for DdOptVal<V>where
V: UnwindSafe,
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§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