chore: fix formatting, remove old rustfmt.toml (#2007)

`cargo fmt` has a bug where it does not format modules scoped with
feature flags.

1 files changed, 8 insertions, 10 deletions

diff --git a/tokio/src/sync/broadcast.rs b/tokio/src/sync/broadcast.rs
index 093aa1f3..fd9029a7 100644
--- a/tokio/src/sync/broadcast.rs
+++ b/tokio/src/sync/broadcast.rs
@@ -109,8 +109,8 @@
 
 use crate::loom::cell::CausalCell;
 use crate::loom::future::AtomicWaker;
-use crate::loom::sync::{Mutex, Arc, Condvar};
-use crate::loom::sync::atomic::{AtomicBool, AtomicPtr, AtomicUsize, spin_loop_hint};
+use crate::loom::sync::atomic::{spin_loop_hint, AtomicBool, AtomicPtr, AtomicUsize};
+use crate::loom::sync::{Arc, Condvar, Mutex};
 
 use std::fmt;
 use std::ptr;
@@ -387,10 +387,7 @@ pub fn channel<T>(mut capacity: usize) -> (Sender<T>, Receiver<T>) {
     let shared = Arc::new(Shared {
         buffer: buffer.into_boxed_slice(),
         mask: capacity - 1,
-        tail: Mutex::new(Tail {
-            pos: 0,
-            rx_cnt: 1,
-        }),
+        tail: Mutex::new(Tail { pos: 0, rx_cnt: 1 }),
         condvar: Condvar::new(),
         wait_stack: AtomicPtr::new(ptr::null_mut()),
         num_tx: AtomicUsize::new(1),
@@ -406,9 +403,7 @@ pub fn channel<T>(mut capacity: usize) -> (Sender<T>, Receiver<T>) {
         }),
     };
 
-    let tx = Sender {
-        shared,
-    };
+    let tx = Sender { shared };
 
     (tx, rx)
 }
@@ -852,7 +847,10 @@ where
                 // access to `self.wait.next`.
                 self.wait.next.with_mut(|ptr| unsafe { *ptr = curr });
 
-                let res = self.shared.wait_stack.compare_exchange(curr, node, SeqCst, SeqCst);
+                let res = self
+                    .shared
+                    .wait_stack
+                    .compare_exchange(curr, node, SeqCst, SeqCst);
 
                 match res {
                     Ok(_) => return,