1 files changed, 30 insertions, 0 deletions
diff --git a/vendor/futures-util/src/io/write_vectored.rs b/vendor/futures-util/src/io/write_vectored.rs
new file mode 100644
index 000000000..14a01d730
--- /dev/null
+++ b/vendor/futures-util/src/io/write_vectored.rs
@@ -0,0 +1,30 @@
+use crate::io::AsyncWrite;
+use futures_core::future::Future;
+use futures_core::task::{Context, Poll};
+use std::io::{self, IoSlice};
+use std::pin::Pin;
+
+/// Future for the [`write_vectored`](super::AsyncWriteExt::write_vectored) method.
+#[derive(Debug)]
+#[must_use = "futures do nothing unless you `.await` or poll them"]
+pub struct WriteVectored<'a, W: ?Sized> {
+    writer: &'a mut W,
+    bufs: &'a [IoSlice<'a>],
+}
+
+impl<W: ?Sized + Unpin> Unpin for WriteVectored<'_, W> {}
+
+impl<'a, W: AsyncWrite + ?Sized + Unpin> WriteVectored<'a, W> {
+    pub(super) fn new(writer: &'a mut W, bufs: &'a [IoSlice<'a>]) -> Self {
+        Self { writer, bufs }
+    }
+}
+
+impl<W: AsyncWrite + ?Sized + Unpin> Future for WriteVectored<'_, W> {
+    type Output = io::Result<usize>;
+
+    fn poll(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
+        let this = &mut *self;
+        Pin::new(&mut this.writer).poll_write_vectored(cx, this.bufs)
+    }
+}