refactor: Replace std Mutex with parking_lot

src/core/log/capture/layer.rs

@@ -55,7 +55,7 @@ where
 	let mut visitor = Visitor { values: Values::new() };
 	event.record(&mut visitor);
 
-	let mut closure = capture.closure.lock().expect("exclusive lock");
+	let mut closure = capture.closure.lock();
 	closure(Data {
 		layer,
 		event,

src/core/log/capture/mod.rs

@@ -4,7 +4,7 @@ pub mod layer;
 pub mod state;
 pub mod util;
 
-use std::sync::{Arc, Mutex};
+use std::sync::Arc;
 
 pub use data::Data;
 use guard::Guard;
@@ -12,6 +12,8 @@ pub use layer::{Layer, Value};
 pub use state::State;
 pub use util::*;
 
+use crate::SyncMutex;
+
 pub type Filter = dyn Fn(Data<'_>) -> bool + Send + Sync + 'static;
 pub type Closure = dyn FnMut(Data<'_>) + Send + Sync + 'static;
 
@@ -19,7 +21,7 @@ pub type Closure = dyn FnMut(Data<'_>) + Send + Sync + 'static;
 pub struct Capture {
 	state: Arc<State>,
 	filter: Option<Box<Filter>>,
-	closure: Mutex<Box<Closure>>,
+	closure: SyncMutex<Box<Closure>>,
 }
 
 impl Capture {
@@ -34,7 +36,7 @@ impl Capture {
 		Arc::new(Self {
 			state: state.clone(),
 			filter: filter.map(|p| -> Box<Filter> { Box::new(p) }),
-			closure: Mutex::new(Box::new(closure)),
+			closure: SyncMutex::new(Box::new(closure)),
 		})
 	}
 

src/core/log/capture/util.rs

@@ -1,31 +1,31 @@
-use std::sync::{Arc, Mutex};
+use std::sync::Arc;
 
 use super::{
 	super::{Level, fmt},
 	Closure, Data,
 };
-use crate::Result;
+use crate::{Result, SyncMutex};
 
-pub fn fmt_html<S>(out: Arc<Mutex<S>>) -> Box<Closure>
+pub fn fmt_html<S>(out: Arc<SyncMutex<S>>) -> Box<Closure>
 where
 	S: std::fmt::Write + Send + 'static,
 {
 	fmt(fmt::html, out)
 }
 
-pub fn fmt_markdown<S>(out: Arc<Mutex<S>>) -> Box<Closure>
+pub fn fmt_markdown<S>(out: Arc<SyncMutex<S>>) -> Box<Closure>
 where
 	S: std::fmt::Write + Send + 'static,
 {
 	fmt(fmt::markdown, out)
 }
 
-pub fn fmt<F, S>(fun: F, out: Arc<Mutex<S>>) -> Box<Closure>
+pub fn fmt<F, S>(fun: F, out: Arc<SyncMutex<S>>) -> Box<Closure>
 where
 	F: Fn(&mut S, &Level, &str, &str) -> Result<()> + Send + Sync + Copy + 'static,
 	S: std::fmt::Write + Send + 'static,
 {
-	Box::new(move |data| call(fun, &mut *out.lock().expect("locked"), &data))
+	Box::new(move |data| call(fun, &mut *out.lock(), &data))
 }
 
 fn call<F, S>(fun: F, out: &mut S, data: &Data<'_>)

src/core/log/reload.rs

@@ -1,11 +1,8 @@
-use std::{
-	collections::HashMap,
-	sync::{Arc, Mutex},
-};
+use std::{collections::HashMap, sync::Arc};
 
 use tracing_subscriber::{EnvFilter, reload};
 
-use crate::{Result, error};
+use crate::{Result, SyncMutex, error};
 
 /// We need to store a reload::Handle value, but can't name it's type explicitly
 /// because the S type parameter depends on the subscriber's previous layers. In
@@ -35,7 +32,7 @@ impl<L: Clone, S> ReloadHandle<L> for reload::Handle<L, S> {
 
 #[derive(Clone)]
 pub struct LogLevelReloadHandles {
-	handles: Arc<Mutex<HandleMap>>,
+	handles: Arc<SyncMutex<HandleMap>>,
 }
 
 type HandleMap = HashMap<String, Handle>;
@@ -43,16 +40,12 @@ type Handle = Box<dyn ReloadHandle<EnvFilter> + Send + Sync>;
 
 impl LogLevelReloadHandles {
 	pub fn add(&self, name: &str, handle: Handle) {
-		self.handles
-			.lock()
-			.expect("locked")
-			.insert(name.into(), handle);
+		self.handles.lock().insert(name.into(), handle);
 	}
 
 	pub fn reload(&self, new_value: &EnvFilter, names: Option<&[&str]>) -> Result<()> {
 		self.handles
 			.lock()
-			.expect("locked")
 			.iter()
 			.filter(|(name, _)| names.is_some_and(|names| names.contains(&name.as_str())))
 			.for_each(|(_, handle)| {
@@ -66,7 +59,6 @@ impl LogLevelReloadHandles {
 	pub fn current(&self, name: &str) -> Option<EnvFilter> {
 		self.handles
 			.lock()
-			.expect("locked")
 			.get(name)
 			.map(|handle| handle.current())?
 	}