bin_layout/types/
compound.rs

1use std::convert::TryFrom;
2
3use crate::*;
4
5macro_rules! impl_data_type_for_typle {
6    [$(($($name: ident : $idx: tt),*)),*]  => ($(
7        impl<$($name,)*> Encoder for ($($name,)*)
8        where
9            $($name: Encoder,)*
10        {
11            #[inline] fn encoder(&self, _c: &mut impl Write) -> io::Result<()> {
12                $(self.$idx.encoder(_c)?;)*
13                Ok(())
14            }
15        }
16        impl<'de, $($name,)*> Decoder<'de> for ($($name,)*)
17        where
18            $($name: Decoder<'de>,)*
19        {
20            #[inline] fn decoder(_c: &mut &'de [u8]) -> Result<Self> {
21                Ok(($($name::decoder(_c)?,)*))
22            }
23        }
24    )*);
25}
26
27impl_data_type_for_typle!(
28    (),
29    (T:0),
30    (T:0, T1:1),
31    (T:0, T1:1, T2:2),
32    (T:0, T1:1, T2:2, T3:3),
33    (T:0, T1:1, T2:2, T3:3, T4:4),
34    (T:0, T1:1, T2:2, T3:3, T4:4, T5:5),
35    (T:0, T1:1, T2:2, T3:3, T4:4, T5:5, T6:6),
36    (T:0, T1:1, T2:2, T3:3, T4:4, T5:5, T6:6, T7:7),
37    (T:0, T1:1, T2:2, T3:3, T4:4, T5:5, T6:6, T7:7, T8:8),
38    (T:0, T1:1, T2:2, T3:3, T4:4, T5:5, T6:6, T7:7, T8:8, T9:9),
39    (T:0, T1:1, T2:2, T3:3, T4:4, T5:5, T6:6, T7:7, T8:8, T9:9, T10:10),
40    (T:0, T1:1, T2:2, T3:3, T4:4, T5:5, T6:6, T7:7, T8:8, T9:9, T10:10, T11:11),
41    (T:0, T1:1, T2:2, T3:3, T4:4, T5:5, T6:6, T7:7, T8:8, T9:9, T10:10, T11:11, T12:12),
42    (T:0, T1:1, T2:2, T3:3, T4:4, T5:5, T6:6, T7:7, T8:8, T9:9, T10:10, T11:11, T12:12, T13:13),
43    (T:0, T1:1, T2:2, T3:3, T4:4, T5:5, T6:6, T7:7, T8:8, T9:9, T10:10, T11:11, T12:12, T13:13, T14:14),
44    (T:0, T1:1, T2:2, T3:3, T4:4, T5:5, T6:6, T7:7, T8:8, T9:9, T10:10, T11:11, T12:12, T13:13, T14:14, T15:15)
45);
46
47impl<T: Encoder, const N: usize> Encoder for [T; N] {
48    #[inline]
49    fn encoder(&self, c: &mut impl Write) -> io::Result<()> {
50        self.iter().try_for_each(|item| item.encoder(c))
51    }
52}
53
54impl<'de, T: Decoder<'de>, const N: usize> Decoder<'de> for [T; N] {
55    #[inline]
56    fn decoder(cursor: &mut &'de [u8]) -> Result<Self> {
57        try_collect(cursor, N)
58            .map(|vec: Vec<T>| unsafe { <[T; N]>::try_from(vec).unwrap_unchecked() })
59    }
60}
61
62impl<'de: 'a, 'a, const N: usize> Decoder<'de> for &'a [u8; N] {
63    #[inline]
64    fn decoder(c: &mut &'de [u8]) -> Result<Self> {
65        // SEAFTY: bytes.len() == N
66        get_slice(c, N).map(|bytes| unsafe { <&[u8; N]>::try_from(bytes).unwrap_unchecked() })
67    }
68}
bin_layout/types/compound.rs

bin_layout/types/
compound.rs
