Trait futures_signals::signal_map::SignalMapExt [−][src]
pub trait SignalMapExt: SignalMap {
fn map_value<A, F>(self, callback: F) -> MapValue<Self, F>
where
F: FnMut(Self::Value) -> A,
Self: Sized,
{ ... }
fn key_cloned(self, key: Self::Key) -> MapWatchKeySignal<Self>
where
Self::Key: PartialEq,
Self::Value: Clone,
Self: Sized,
{ ... }
fn for_each<U, F>(self, callback: F) -> ForEach<Self, U, F>ⓘ
where
U: Future<Output = ()>,
F: FnMut(MapDiff<Self::Key, Self::Value>) -> U,
Self: Sized,
{ ... }
fn poll_map_change_unpin(
&mut self,
cx: &mut Context<'_>
) -> Poll<Option<MapDiff<Self::Key, Self::Value>>>
where
Self: Unpin + Sized,
{ ... }
fn boxed<'a>(
self
) -> Pin<Box<dyn SignalMap<Key = Self::Key, Value = Self::Value> + Send + 'a>>
where
Self: Sized + Send + 'a,
{ ... }
fn boxed_local<'a>(
self
) -> Pin<Box<dyn SignalMap<Key = Self::Key, Value = Self::Value> + 'a>>
where
Self: Sized + 'a,
{ ... }
}
Provided methods
fn map_value<A, F>(self, callback: F) -> MapValue<Self, F> where
F: FnMut(Self::Value) -> A,
Self: Sized,
fn key_cloned(self, key: Self::Key) -> MapWatchKeySignal<Self> where
Self::Key: PartialEq,
Self::Value: Clone,
Self: Sized,
fn key_cloned(self, key: Self::Key) -> MapWatchKeySignal<Self> where
Self::Key: PartialEq,
Self::Value: Clone,
Self: Sized,
Returns a signal that tracks the value of a particular key in the map.
fn for_each<U, F>(self, callback: F) -> ForEach<Self, U, F>ⓘ where
U: Future<Output = ()>,
F: FnMut(MapDiff<Self::Key, Self::Value>) -> U,
Self: Sized,
A convenience for calling SignalMap::poll_map_change
on Unpin
types.