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mod gen;
use proc_macro2::{Ident, Literal, TokenStream};
use ref_cast::RefCast;
use std::fmt::{self, Debug};
use std::ops::Deref;
use syn::punctuated::Punctuated;
#[derive(RefCast)]
#[repr(transparent)]
pub struct Lite<T: ?Sized> {
value: T,
}
#[allow(non_snake_case)]
pub fn Lite<T: ?Sized>(value: &T) -> &Lite<T> {
Lite::ref_cast(value)
}
impl<T: ?Sized> Deref for Lite<T> {
type Target = T;
fn deref(&self) -> &Self::Target {
&self.value
}
}
impl Debug for Lite<bool> {
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
write!(formatter, "{}", self.value)
}
}
impl Debug for Lite<u32> {
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
write!(formatter, "{}", self.value)
}
}
impl Debug for Lite<usize> {
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
write!(formatter, "{}", self.value)
}
}
impl Debug for Lite<String> {
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
write!(formatter, "{:?}", self.value)
}
}
impl Debug for Lite<Ident> {
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
write!(formatter, "{:?}", self.value.to_string())
}
}
impl Debug for Lite<Literal> {
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
write!(formatter, "{}", self.value)
}
}
impl Debug for Lite<TokenStream> {
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
write!(formatter, "`{}`", self.value)
}
}
impl<'a, T> Debug for Lite<&'a T>
where
Lite<T>: Debug,
{
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
Debug::fmt(Lite(&*self.value), formatter)
}
}
impl<T> Debug for Lite<Box<T>>
where
Lite<T>: Debug,
{
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
Debug::fmt(Lite(&*self.value), formatter)
}
}
impl<T> Debug for Lite<Vec<T>>
where
Lite<T>: Debug,
{
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter
.debug_list()
.entries(self.value.iter().map(Lite))
.finish()
}
}
impl<T, P> Debug for Lite<Punctuated<T, P>>
where
Lite<T>: Debug,
{
fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
formatter
.debug_list()
.entries(self.value.iter().map(Lite))
.finish()
}
}
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