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write tuple

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Robin Appelman 2021-07-13 20:10:08 +02:00
commit 89f9e4f0af
2 changed files with 22 additions and 0 deletions
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16
src/write.rs
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@ -81,6 +81,22 @@ impl<E: Endianness, T: BitWrite<E>, const N: usize> BitWrite<E> for [T; N] {
}
}
macro_rules! impl_write_tuple {
($($i:tt: $type:ident),*) => {
impl<'a, E: Endianness, $($type: BitWrite<E>),*> BitWrite<E> for ($($type),*) {
#[inline]
fn write(&self, stream: &mut BitWriteStream<E>) -> Result<()> {
$(self.$i.write(stream)?;)*
Ok(())
}
}
};
}
impl_write_tuple!(0: T1, 1: T2);
impl_write_tuple!(0: T1, 1: T2, 2: T3);
impl_write_tuple!(0: T1, 1: T2, 2: T3, 3: T4);
/// Trait for types that can be written to a stream, requiring the size to be configured
pub trait BitWriteSized<E: Endianness> {
/// Write the type to stream