1 files changed, 49 insertions, 22 deletions

diff --git a/aero-proto/src/dav/codec.rs b/aero-proto/src/dav/codec.rs
index 57c3808..a441e7e 100644
--- a/aero-proto/src/dav/codec.rs
+++ b/aero-proto/src/dav/codec.rs
@@ -1,26 +1,30 @@
 use anyhow::{bail, Result};
-use hyper::{Request, Response, body::Bytes};
-use hyper::body::Incoming;
-use http_body_util::Full;
+use futures::sink::SinkExt;
 use futures::stream::StreamExt;
 use futures::stream::TryStreamExt;
+use http_body_util::combinators::UnsyncBoxBody;
+use http_body_util::BodyExt;
 use http_body_util::BodyStream;
+use http_body_util::Full;
 use http_body_util::StreamBody;
-use http_body_util::combinators::UnsyncBoxBody;
 use hyper::body::Frame;
-use tokio_util::sync::PollSender;
+use hyper::body::Incoming;
+use hyper::{body::Bytes, Request, Response};
 use std::io::{Error, ErrorKind};
-use futures::sink::SinkExt;
-use tokio_util::io::{SinkWriter, CopyToBytes};
-use http_body_util::BodyExt;
+use tokio_util::io::{CopyToBytes, SinkWriter};
+use tokio_util::sync::PollSender;
 
-use aero_dav::types as dav;
-use aero_dav::xml as dxml;
 use super::controller::HttpResponse;
 use super::node::PutPolicy;
+use aero_dav::types as dav;
+use aero_dav::xml as dxml;
 
 pub(crate) fn depth(req: &Request<impl hyper::body::Body>) -> dav::Depth {
-    match req.headers().get("Depth").map(hyper::header::HeaderValue::to_str) {
+    match req
+        .headers()
+        .get("Depth")
+        .map(hyper::header::HeaderValue::to_str)
+    {
         Some(Ok("0")) => dav::Depth::Zero,
         Some(Ok("1")) => dav::Depth::One,
         Some(Ok("Infinity")) => dav::Depth::Infinity,
@@ -29,20 +33,28 @@ pub(crate) fn depth(req: &Request<impl hyper::body::Body>) -> dav::Depth {
 }
 
 pub(crate) fn put_policy(req: &Request<impl hyper::body::Body>) -> Result<PutPolicy> {
-    if let Some(maybe_txt_etag) = req.headers().get("If-Match").map(hyper::header::HeaderValue::to_str) {
+    if let Some(maybe_txt_etag) = req
+        .headers()
+        .get("If-Match")
+        .map(hyper::header::HeaderValue::to_str)
+    {
         let etag = maybe_txt_etag?;
         let dquote_count = etag.chars().filter(|c| *c == '"').count();
         if dquote_count != 2 {
             bail!("Either If-Match value is invalid or it's not supported (only single etag is supported)");
         }
 
-        return Ok(PutPolicy::ReplaceEtag(etag.into()))
+        return Ok(PutPolicy::ReplaceEtag(etag.into()));
     }
 
-    if let Some(maybe_txt_etag) = req.headers().get("If-None-Match").map(hyper::header::HeaderValue::to_str) {
+    if let Some(maybe_txt_etag) = req
+        .headers()
+        .get("If-None-Match")
+        .map(hyper::header::HeaderValue::to_str)
+    {
         let etag = maybe_txt_etag?;
         if etag == "*" {
-            return Ok(PutPolicy::CreateOnly)
+            return Ok(PutPolicy::CreateOnly);
         }
         bail!("Either If-None-Match value is invalid or it's not supported (only asterisk is supported)")
     }
@@ -54,7 +66,10 @@ pub(crate) fn text_body(txt: &'static str) -> UnsyncBoxBody<Bytes, std::io::Erro
     UnsyncBoxBody::new(Full::new(Bytes::from(txt)).map_err(|e| match e {}))
 }
 
-pub(crate) fn serialize<T: dxml::QWrite + Send + 'static>(status_ok: hyper::StatusCode, elem: T) -> Result<HttpResponse> {
+pub(crate) fn serialize<T: dxml::QWrite + Send + 'static>(
+    status_ok: hyper::StatusCode,
+    elem: T,
+) -> Result<HttpResponse> {
     let (tx, rx) = tokio::sync::mpsc::channel::<Bytes>(1);
 
     // Build the writer
@@ -62,10 +77,21 @@ pub(crate) fn serialize<T: dxml::QWrite + Send + 'static>(status_ok: hyper::Stat
         let sink = PollSender::new(tx).sink_map_err(|_| Error::from(ErrorKind::BrokenPipe));
         let mut writer = SinkWriter::new(CopyToBytes::new(sink));
         let q = quick_xml::writer::Writer::new_with_indent(&mut writer, b' ', 4);
-        let ns_to_apply = vec![ ("xmlns:D".into(), "DAV:".into()), ("xmlns:C".into(), "urn:ietf:params:xml:ns:caldav".into()) ];
+        let ns_to_apply = vec![
+            ("xmlns:D".into(), "DAV:".into()),
+            ("xmlns:C".into(), "urn:ietf:params:xml:ns:caldav".into()),
+        ];
         let mut qwriter = dxml::Writer { q, ns_to_apply };
-        let decl = quick_xml::events::BytesDecl::from_start(quick_xml::events::BytesStart::from_content("xml version=\"1.0\" encoding=\"utf-8\"", 0));
-        match qwriter.q.write_event_async(quick_xml::events::Event::Decl(decl)).await {
+        let decl =
+            quick_xml::events::BytesDecl::from_start(quick_xml::events::BytesStart::from_content(
+                "xml version=\"1.0\" encoding=\"utf-8\"",
+                0,
+            ));
+        match qwriter
+            .q
+            .write_event_async(quick_xml::events::Event::Decl(decl))
+            .await
+        {
             Ok(_) => (),
             Err(e) => tracing::error!(err=?e, "unable to write XML declaration <?xml ... >"),
         }
@@ -75,7 +101,6 @@ pub(crate) fn serialize<T: dxml::QWrite + Send + 'static>(status_ok: hyper::Stat
         }
     });
 
-
     // Build the reader
     let recv = tokio_stream::wrappers::ReceiverStream::new(rx);
     let stream = StreamBody::new(recv.map(|v| Ok(Frame::data(v))));
@@ -89,7 +114,6 @@ pub(crate) fn serialize<T: dxml::QWrite + Send + 'static>(status_ok: hyper::Stat
     Ok(response)
 }
 
-
 /// Deserialize a request body to an XML request
 pub(crate) async fn deserialize<T: dxml::Node<T>>(req: Request<Incoming>) -> Result<T> {
     let stream_of_frames = BodyStream::new(req.into_body());
@@ -97,7 +121,10 @@ pub(crate) async fn deserialize<T: dxml::Node<T>>(req: Request<Incoming>) -> Res
         .map_ok(|frame| frame.into_data())
         .map(|obj| match obj {
             Ok(Ok(v)) => Ok(v),
-            Ok(Err(_)) => Err(std::io::Error::new(std::io::ErrorKind::Other, "conversion error")), 
+            Ok(Err(_)) => Err(std::io::Error::new(
+                std::io::ErrorKind::Other,
+                "conversion error",
+            )),
             Err(err) => Err(std::io::Error::new(std::io::ErrorKind::Other, err)),
         });
     let async_read = tokio_util::io::StreamReader::new(stream_of_bytes);