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bin_ser: simplify ser_into_slice

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The conversion of &mut [u8] into Write is a little tricky.

Also, remove an unused generic parameter.
This commit is contained in:
Eric Seppanen
2021-05-13 20:54:25 -07:00
committed by Eric Seppanen
parent d744ddee7c
commit 858ca3a4ce
1 changed files with 10 additions and 8 deletions
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18
zenith_utils/src/bin_ser.rs
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@@ -83,10 +83,11 @@ pub fn le_coder() -> impl Options {
///
pub trait BeSer: Serialize + DeserializeOwned {
/// Serialize into a byte slice
fn ser_into_slice<W: Write>(&self, b: &mut [u8]) -> Result<(), SerializeError> {
// This is slightly awkward; we need a mutable reference to a mutable reference.
let mut w = b;
self.ser_into(&mut w)
fn ser_into_slice(&self, mut b: &mut [u8]) -> Result<(), SerializeError> {
// &mut [u8] implements Write, but `ser_into` needs a mutable
// reference to that. So we need the slightly awkward "mutable
// reference to a mutable reference.
self.ser_into(&mut b)
}
/// Serialize into a borrowed writer
@@ -119,10 +120,11 @@ pub trait BeSer: Serialize + DeserializeOwned {
///
pub trait LeSer: Serialize + DeserializeOwned {
/// Serialize into a byte slice
fn ser_into_slice<W: Write>(&self, b: &mut [u8]) -> Result<(), SerializeError> {
// This is slightly awkward; we need a mutable reference to a mutable reference.
let mut w = b;
self.ser_into(&mut w)
fn ser_into_slice(&self, mut b: &mut [u8]) -> Result<(), SerializeError> {
// &mut [u8] implements Write, but `ser_into` needs a mutable
// reference to that. So we need the slightly awkward "mutable
// reference to a mutable reference.
self.ser_into(&mut b)
}
/// Serialize into a borrowed writer