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use crate::Bytes;
use serde::Serializer;
#[cfg(any(feature = "std", feature = "alloc"))]
use crate::ByteBuf;
#[cfg(feature = "alloc")]
use alloc::borrow::Cow;
#[cfg(all(feature = "std", not(feature = "alloc")))]
use std::borrow::Cow;
#[cfg(feature = "alloc")]
use alloc::boxed::Box;
#[cfg(feature = "alloc")]
use alloc::vec::Vec;
/// Types that can be serialized via `#[serde(with = "serde_bytes")]`.
pub trait Serialize {
#[allow(missing_docs)]
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer;
}
impl Serialize for [u8] {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
serializer.serialize_bytes(self)
}
}
#[cfg(any(feature = "std", feature = "alloc"))]
impl Serialize for Vec<u8> {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
serializer.serialize_bytes(self)
}
}
impl Serialize for Bytes {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
serializer.serialize_bytes(self)
}
}
#[cfg(any(feature = "std", feature = "alloc"))]
impl Serialize for ByteBuf {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
serializer.serialize_bytes(self)
}
}
#[cfg(any(feature = "std", feature = "alloc"))]
impl<'a> Serialize for Cow<'a, [u8]> {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
serializer.serialize_bytes(self)
}
}
#[cfg(any(feature = "std", feature = "alloc"))]
impl<'a> Serialize for Cow<'a, Bytes> {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
serializer.serialize_bytes(self)
}
}
impl<'a, T> Serialize for &'a T
where
T: ?Sized + Serialize,
{
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
(**self).serialize(serializer)
}
}
#[cfg(any(feature = "std", feature = "alloc"))]
impl<T> Serialize for Box<T>
where
T: ?Sized + Serialize,
{
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
(**self).serialize(serializer)
}
}
impl<T> Serialize for Option<T>
where
T: Serialize,
{
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
struct AsBytes<T>(T);
impl<T> serde::Serialize for AsBytes<T>
where
T: Serialize,
{
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
self.0.serialize(serializer)
}
}
match self {
Some(b) => serializer.serialize_some(&AsBytes(b)),
None => serializer.serialize_none(),
}
}
}