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use by_address::ByAddress;
use std::{
borrow::Borrow, cmp::Ordering, convert::AsRef, error::Error, fmt, hash::Hash, ops::Deref,
sync::Arc,
};
#[repr(transparent)]
#[derive(Debug, Default)]
pub struct Ptr<T> {
inner: ByAddress<Arc<T>>,
}
impl<T> Ptr<T> {
#[inline]
pub fn new(wrapped: T) -> Self {
Self {
inner: ByAddress(Arc::new(wrapped)),
}
}
}
impl<T> Deref for Ptr<T> {
type Target = T;
#[inline]
fn deref(&self) -> &Self::Target {
self.inner.deref()
}
}
impl<T> Borrow<T> for Ptr<T> {
#[inline]
fn borrow(&self) -> &T {
self.inner.borrow()
}
}
impl<T> AsRef<T> for Ptr<T> {
#[inline]
fn as_ref(&self) -> &T {
self.inner.as_ref()
}
}
impl<T> Hash for Ptr<T> {
#[inline]
fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
self.inner.hash(state)
}
}
impl<T> Ord for Ptr<T> {
#[inline]
fn cmp(&self, other: &Self) -> Ordering {
self.inner.cmp(&other.inner)
}
}
impl<T> PartialOrd for Ptr<T> {
#[inline]
fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
self.inner.partial_cmp(&other.inner)
}
}
impl<T> PartialEq for Ptr<T> {
#[inline]
fn eq(&self, other: &Self) -> bool {
self.inner.eq(&other.inner)
}
}
impl<T> Clone for Ptr<T> {
#[inline]
fn clone(&self) -> Self {
Self {
inner: self.inner.clone(),
}
}
}
impl<T> Eq for Ptr<T> {}
impl<T> fmt::Display for Ptr<T>
where
T: fmt::Display,
{
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
self.inner.fmt(f)
}
}
impl<T> Error for Ptr<T>
where
T: Error,
{
fn source(&self) -> Option<&(dyn Error + 'static)> {
self.inner.source()
}
}
impl<T> From<T> for Ptr<T> {
#[inline]
fn from(t: T) -> Self {
Self::new(t)
}
}