style(lib): temporarily allow some new clippy lints

Cargo.toml

@@ -139,9 +139,11 @@ panic = "allow"
 pattern_type_mismatch = "allow"
 redundant_closure_for_method_calls = "allow"
 redundant_else = "allow"
+rest_pattern_accessible_field = "allow" # TODO: consider, might catch bugs
 single_char_lifetime_names = "allow"
 struct_excessive_bools = "allow" # TODO: bogus lint?
 trivially_copy_pass_by_ref = "allow"
+unnecessary_rest_pattern = "allow" # TODO: simple fix
 unnecessary_trailing_comma = "allow"
 unnested_or_patterns = "allow"
 unused_async = "allow" # TODO: is it for API?
@@ -158,6 +160,7 @@ clone_on_ref_ptr = "allow" # Arc::clone(blah) is needlessly noisy
 cognitive_complexity = "allow" # is this ever useful?
 decimal_literal_representation = "allow" # arguably more human-readable
 default_numeric_fallback = "allow" # too many false positives
+definition_in_module_root = "allow" # this is normal
 expect_used = "allow" # expect is self-documenting
 error_impl_error = "allow" # mod::Error is a fine name
 field_scoped_visibility_modifiers = "allow" # possibly good idea, noisy for now

src/body/incoming.rs

@@ -390,6 +390,7 @@ impl Sender {
 
     /// Send trailers on trailers channel.
     #[allow(unused)]
+    #[allow(clippy::unused_async_trait_impl)]
     pub(crate) async fn send_trailers(&mut self, trailers: HeaderMap) -> crate::Result<()> {
         let tx = match self.trailers_tx.take() {
             Some(tx) => tx,

src/client/conn/http1.rs

@@ -255,6 +255,7 @@ where
     ///
     /// If there was an error before trying to serialize the request to the
     /// connection, the message will be returned as part of this error.
+    #[allow(clippy::result_large_err)]
     pub fn try_send_request(
         &mut self,
         req: Request<B>,

src/client/conn/http2.rs

@@ -189,6 +189,7 @@ where
     ///
     /// If there was an error before trying to serialize the request to the
     /// connection, the message will be returned as part of this error.
+    #[allow(clippy::result_large_err)]
     pub fn try_send_request(
         &mut self,
         req: Request<B>,