refactor: Make stream utils generic over the error type

src/admin/query/raw.rs

@@ -209,7 +209,7 @@ pub(super) async fn compact(
 	let parallelism = parallelism.unwrap_or(1);
 	let results = maps
 		.into_iter()
-		.try_stream()
+		.try_stream::<conduwuit::Error>()
 		.paralleln_and_then(runtime, parallelism, move |map| {
 			map.compact_blocking(options.clone())?;
 			Ok(map.name().to_owned())

src/core/utils/stream/iter_stream.rs

@@ -3,19 +3,17 @@ use futures::{
 	stream::{Stream, TryStream},
 };
 
-use crate::{Error, Result};
-
 pub trait IterStream<I: IntoIterator + Send> {
 	/// Convert an Iterator into a Stream
 	fn stream(self) -> impl Stream<Item = <I as IntoIterator>::Item> + Send;
 
-	/// Convert an Iterator into a TryStream
+	/// Convert an Iterator into a TryStream with a generic error type
-	fn try_stream(
+	fn try_stream<E>(
 		self,
 	) -> impl TryStream<
 		Ok = <I as IntoIterator>::Item,
-		Error = Error,
+		Error = E,
-		Item = Result<<I as IntoIterator>::Item, Error>,
+		Item = Result<<I as IntoIterator>::Item, E>,
 	> + Send;
 }
 
@@ -28,12 +26,12 @@ where
 	fn stream(self) -> impl Stream<Item = <I as IntoIterator>::Item> + Send { stream::iter(self) }
 
 	#[inline]
-	fn try_stream(
+	fn try_stream<E>(
 		self,
 	) -> impl TryStream<
 		Ok = <I as IntoIterator>::Item,
-		Error = Error,
+		Error = E,
-		Item = Result<<I as IntoIterator>::Item, Error>,
+		Item = Result<<I as IntoIterator>::Item, E>,
 	> + Send {
 		self.stream().map(Ok)
 	}

src/core/utils/stream/try_broadband.rs

@@ -1,9 +1,10 @@
 //! Synchronous combinator extensions to futures::TryStream
 
+use std::result::Result;
+
 use futures::{TryFuture, TryStream, TryStreamExt};
 
 use super::automatic_width;
-use crate::Result;
 
 /// Concurrency extensions to augment futures::TryStreamExt. broad_ combinators
 /// produce out-of-order

src/service/rooms/auth_chain/mod.rs

@@ -142,7 +142,7 @@ async fn get_auth_chain_outer(
 
 	let chunk_cache: Vec<_> = chunk
 		.into_iter()
-		.try_stream()
+		.try_stream::<conduwuit::Error>()
 		.broad_and_then(|(shortid, event_id)| async move {
 			if let Ok(cached) = self.get_cached_eventid_authchain(&[shortid]).await {
 				return Ok(cached.to_vec());