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feat(mutex_blocking): impl Debug for blocking mutex #9

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Merged
George-Miao merged 1 commit into from
Jan 17, 2026
Merged

feat(mutex_blocking): impl Debug for blocking mutex #9

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26 changes: 26 additions & 0 deletions src/mutex_blocking.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -3,13 +3,20 @@
/// Multithreaded blocking Mutex
pub mod sync {
use std::{
fmt,
ops::{Deref, DerefMut},
sync::{Mutex as Inner, MutexGuard as InnerGuard},
};

/// A multithreaded Mutex based on [`std::sync::Mutex`].
pub struct Mutex<T: ?Sized>(Inner<T>);

impl<T: ?Sized + fmt::Debug> fmt::Debug for Mutex<T> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
self.0.fmt(f)
}
}

impl<T> Mutex<T> {
/// Creates a new mutex in an unlocked state ready for use.
pub const fn new(val: T) -> Self {
Expand Down Expand Up @@ -43,6 +50,12 @@ pub mod sync {
/// unlocked.
pub struct MutexGuard<'a, T: ?Sized>(InnerGuard<'a, T>);

impl<T: ?Sized + fmt::Debug> fmt::Debug for MutexGuard<'_, T> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
self.0.fmt(f)
}
}

impl<'a, T: ?Sized> MutexGuard<'a, T> {
/// Get the inner [`std::sync::MutexGuard`].
pub fn into_inner(self) -> InnerGuard<'a, T> {
Expand Down Expand Up @@ -71,12 +84,19 @@ pub mod sync {
pub mod unsync {
use std::{
cell::{RefCell as Inner, RefMut as InnerGuard},
fmt,
ops::{Deref, DerefMut},
};

/// A singlethreaded Mutex based on [`std::cell::RefCell`].
pub struct Mutex<T: ?Sized>(Inner<T>);

impl<T: ?Sized + fmt::Debug> fmt::Debug for Mutex<T> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
self.0.fmt(f)
}
}

impl<T> Mutex<T> {
/// Creates a new mutex in an unlocked state ready for use.
pub const fn new(val: T) -> Self {
Expand Down Expand Up @@ -107,6 +127,12 @@ pub mod unsync {
/// unlocked.
pub struct MutexGuard<'a, T: ?Sized>(InnerGuard<'a, T>);

impl<T: ?Sized + fmt::Debug> fmt::Debug for MutexGuard<'_, T> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
self.0.fmt(f)
}
}

impl<'a, T: ?Sized> MutexGuard<'a, T> {
/// Get the inner [`std::cell::RefMut`].
pub fn into_inner(self) -> InnerGuard<'a, T> {
Expand Down