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chore(tvix/store): Use BoxStream type alias

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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>
This commit is contained in:
Connor Brewster 2024-01-20 16:25:39 -06:00 • committed by clbot
parent 56ba7a72d8
commit 4e341fb5d9
15 changed files with 44 additions and 67 deletions
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7
tvix/castore/src/directoryservice/utils.rs
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@ -4,19 +4,18 @@ use crate::proto;
use crate::B3Digest;
use crate::Error;
use async_stream::stream;
use futures::Stream;
use futures::stream::BoxStream;
use std::collections::{HashSet, VecDeque};
use std::pin::Pin;
use tonic::async_trait;
use tracing::warn;
/// Traverses a [proto::Directory] from the root to the children.
///
/// This is mostly BFS, but directories are only returned once.
pub fn traverse_directory<DS: DirectoryService + 'static>(
pub fn traverse_directory<'a, DS: DirectoryService + 'static>(
directory_service: DS,
root_directory_digest: &B3Digest,
) -> Pin<Box<dyn Stream<Item = Result<proto::Directory, Error>> + Send>> {
) -> BoxStream<'a, Result<proto::Directory, Error>> {
// The list of all directories that still need to be traversed. The next
// element is picked from the front, new elements are enqueued at the
// back.