abstract and encapsulate the awkward OptionFuture into Stream pattern

Signed-off-by: Jason Volk <jason@zemos.net>

src/core/utils/future/option_ext.rs

@@ -11,11 +11,14 @@ pub trait OptionExt<T> {
 impl<T, Fut> OptionExt<T> for OptionFuture<Fut>
 where
 	Fut: Future<Output = T> + Send,
+	T: Send,
 {
+	#[inline]
 	fn is_none_or(self, f: impl FnOnce(&T) -> bool + Send) -> impl Future<Output = bool> + Send {
 		self.map(|o| o.as_ref().is_none_or(f))
 	}
 
+	#[inline]
 	fn is_some_and(self, f: impl FnOnce(&T) -> bool + Send) -> impl Future<Output = bool> + Send {
 		self.map(|o| o.as_ref().is_some_and(f))
 	}