message: Add `BoxFutures` and `BoxStream` to `iced_futures`
diff: @@ -16,3 +16,31 @@ pub use command::Command;
  pub use executor::Executor;
  pub use runtime::Runtime;
  pub use subscription::Subscription;
  +
  +/// A boxed static future.
  +///
  +/// - On native platforms, it needs a `Send` requirement.
  +/// - On the Web platform, it does not need a `Send` requirement.
  +#[cfg(not(target_arch = "wasm32"))]
  +pub type BoxFuture<T> = futures::future::BoxFuture<'static, T>;
  +
  +/// A boxed static future.
  +///
  +/// - On native platforms, it needs a `Send` requirement.
  +/// - On the Web platform, it does not need a `Send` requirement.
  +#[cfg(target_arch = "wasm32")]
  +pub type BoxFuture<T> = futures::future::LocalBoxFuture<'static, T>;
  +
  +/// A boxed static stream.
  +///
  +/// - On native platforms, it needs a `Send` requirement.
  +/// - On the Web platform, it does not need a `Send` requirement.
  +#[cfg(not(target_arch = "wasm32"))]
  +pub type BoxStream<T> = futures::stream::BoxStream<'static, T>;
  +
  +/// A boxed static stream.
  +///
  +/// - On native platforms, it needs a `Send` requirement.
  +/// - On the Web platform, it does not need a `Send` requirement.
  +#[cfg(target_arch = "wasm32")]
  +pub type BoxStream<T> = futures::stream::LocalBoxStream<'static, T>;
  