From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 vendor/futures-util/src/sink/err_into.rs | 57 ++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 vendor/futures-util/src/sink/err_into.rs

(limited to 'vendor/futures-util/src/sink/err_into.rs')

diff --git a/vendor/futures-util/src/sink/err_into.rs b/vendor/futures-util/src/sink/err_into.rs
new file mode 100644
index 000000000..a64d1337b
--- /dev/null
+++ b/vendor/futures-util/src/sink/err_into.rs
@@ -0,0 +1,57 @@
+use crate::sink::{SinkExt, SinkMapErr};
+use futures_core::stream::{FusedStream, Stream};
+use futures_sink::Sink;
+use pin_project_lite::pin_project;
+
+pin_project! {
+    /// Sink for the [`sink_err_into`](super::SinkExt::sink_err_into) method.
+    #[derive(Debug)]
+    #[must_use = "sinks do nothing unless polled"]
+    pub struct SinkErrInto<Si: Sink<Item>, Item, E> {
+        #[pin]
+        sink: SinkMapErr<Si, fn(Si::Error) -> E>,
+    }
+}
+
+impl<Si, E, Item> SinkErrInto<Si, Item, E>
+where
+    Si: Sink<Item>,
+    Si::Error: Into<E>,
+{
+    pub(super) fn new(sink: Si) -> Self {
+        Self { sink: SinkExt::sink_map_err(sink, Into::into) }
+    }
+
+    delegate_access_inner!(sink, Si, (.));
+}
+
+impl<Si, Item, E> Sink<Item> for SinkErrInto<Si, Item, E>
+where
+    Si: Sink<Item>,
+    Si::Error: Into<E>,
+{
+    type Error = E;
+
+    delegate_sink!(sink, Item);
+}
+
+// Forwarding impl of Stream from the underlying sink
+impl<S, Item, E> Stream for SinkErrInto<S, Item, E>
+where
+    S: Sink<Item> + Stream,
+    S::Error: Into<E>,
+{
+    type Item = S::Item;
+
+    delegate_stream!(sink);
+}
+
+impl<S, Item, E> FusedStream for SinkErrInto<S, Item, E>
+where
+    S: Sink<Item> + FusedStream,
+    S::Error: Into<E>,
+{
+    fn is_terminated(&self) -> bool {
+        self.sink.is_terminated()
+    }
+}
-- 
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