pub struct Val<T>(pub T);
Expand description
Newtype wrapper to mark this type as a static value.
For use with SignalOrValue
and RefSignalOrValue
for when you can’t
implement Value
for a type.
Tuple Fields§
§0: T
Trait Implementations§
source§impl<'a, T> RefSignalOrValue<'a> for Val<T>where
T: 'static,
impl<'a, T> RefSignalOrValue<'a> for Val<T>where
T: 'static,
§type Map<'b: 'a, F: FnMut(<Val<T> as RefSignalOrValue<'a>>::Item) -> R + 'b, R: RefSignalOrValue<'b, Item = R> + 'b> = R
type Map<'b: 'a, F: FnMut(<Val<T> as RefSignalOrValue<'a>>::Item) -> R + 'b, R: RefSignalOrValue<'b, Item = R> + 'b> = R
§type Signal = Always<<Val<T> as RefSignalOrValue<'a>>::Item>
type Signal = Always<<Val<T> as RefSignalOrValue<'a>>::Item>
The signal type. Use
Always
for value types.source§fn map<'b, F, R>(
self,
callback: F
) -> <Val<T> as RefSignalOrValue<'a>>::Map<'b, F, R>where
'b: 'a,
R: RefSignalOrValue<'b, Item = R> + 'b,
F: FnMut(<Val<T> as RefSignalOrValue<'a>>::Item) -> R + 'b,
fn map<'b, F, R>(
self,
callback: F
) -> <Val<T> as RefSignalOrValue<'a>>::Map<'b, F, R>where
'b: 'a,
R: RefSignalOrValue<'b, Item = R> + 'b,
F: FnMut(<Val<T> as RefSignalOrValue<'a>>::Item) -> R + 'b,
Map a function over this signal/value to produce a new signal/value.
source§fn select<FVal, FSig, Data, Out>(
self,
fn_val: FVal,
_fn_sig: FSig,
data: Data
) -> Outwhere
FVal: FnOnce(Data, <Val<T> as RefSignalOrValue<'a>>::Item) -> Out,
FSig: FnOnce(Data, <Val<T> as RefSignalOrValue<'a>>::Signal) -> Out,
fn select<FVal, FSig, Data, Out>(
self,
fn_val: FVal,
_fn_sig: FSig,
data: Data
) -> Outwhere
FVal: FnOnce(Data, <Val<T> as RefSignalOrValue<'a>>::Item) -> Out,
FSig: FnOnce(Data, <Val<T> as RefSignalOrValue<'a>>::Signal) -> Out,
Select a function based on whether this is a signal or value. Read more
source§fn select_spawn<FVal, FSig, Task, Exec>(
self,
fn_val: FVal,
_fn_sig: FSig,
executor: &mut Exec
)
fn select_spawn<FVal, FSig, Task, Exec>( self, fn_val: FVal, _fn_sig: FSig, executor: &mut Exec )
Select a function based on whether this is a signal or value. Read more
Auto Trait Implementations§
impl<T> Freeze for Val<T>where
T: Freeze,
impl<T> RefUnwindSafe for Val<T>where
T: RefUnwindSafe,
impl<T> Send for Val<T>where
T: Send,
impl<T> Sync for Val<T>where
T: Sync,
impl<T> Unpin for Val<T>where
T: Unpin,
impl<T> UnwindSafe for Val<T>where
T: 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> 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