chore(tvix/store): Use BoxStream type alias r/7435

The BoxStream type alias is a more concise and easier to read than
the full `Pin<Box<dyn Stream<Item = ...> + Send + ...>>` type.

Change-Id: I5b7bccfd066ded5557e01f7895f4cf5c4a33bd44
Reviewed-on: https://cl.tvl.fyi/c/depot/+/10677
Reviewed-by: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI
Autosubmit: Connor Brewster <cbrewster@hey.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/tvix/castore/src/fs/root_nodes.rs b/tvix/castore/src/fs/root_nodes.rs
index a603fd1b37d5..6609e049a1fc 100644
--- a/tvix/castore/src/fs/root_nodes.rs
+++ b/tvix/castore/src/fs/root_nodes.rs
@@ -1,8 +1,8 @@
-use std::{collections::BTreeMap, pin::Pin};
+use std::collections::BTreeMap;
 
 use crate::{proto::node::Node, Error};
 use bytes::Bytes;
-use futures::Stream;
+use futures::stream::BoxStream;
 use tonic::async_trait;
 
 /// Provides an interface for looking up root nodes  in tvix-castore by given
@@ -15,7 +15,7 @@ pub trait RootNodes: Send + Sync {
 
     /// Lists all root CA nodes in the filesystem. An error can be returned
     /// in case listing is not allowed
-    fn list(&self) -> Pin<Box<dyn Stream<Item = Result<Node, Error>> + Send + '_>>;
+    fn list(&self) -> BoxStream<Result<Node, Error>>;
 }
 
 #[async_trait]
@@ -29,7 +29,7 @@ where
         Ok(self.as_ref().get(name).cloned())
     }
 
-    fn list(&self) -> Pin<Box<dyn Stream<Item = Result<Node, Error>> + Send + '_>> {
+    fn list(&self) -> BoxStream<Result<Node, Error>> {
         Box::pin(tokio_stream::iter(
             self.as_ref().iter().map(|(_, v)| Ok(v.clone())),
         ))