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Inline impl_IntegerCommon macro

This commit is contained in:
David Tolnay 2021-12-12 11:52:29 -08:00
parent 260dfafbd9
commit 93b0d619fc
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GPG Key ID: F9BA143B95FF6D82
1 changed files with 17 additions and 9 deletions
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26
src/lib.rs
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@ -118,8 +118,8 @@ const DEC_DIGITS_LUT: &[u8] = b"\
// Adaptation of the original implementation at
// https://github.com/rust-lang/rust/blob/b8214dc6c6fc20d0a660fb5700dca9ebf51ebe89/src/libcore/fmt/num.rs#L188-L266
macro_rules! impl_IntegerCommon {
($max_len:expr, $t:ident) => {
macro_rules! impl_Integer {
($($max_len:expr => $t:ident),* as $conv_fn:ident) => {$(
impl Integer for $t {}
impl private::Sealed for $t {
@ -135,12 +135,6 @@ macro_rules! impl_IntegerCommon {
}
}
}
};
}
macro_rules! impl_Integer {
($($max_len:expr => $t:ident),* as $conv_fn:ident) => {$(
impl_IntegerCommon!($max_len, $t);
impl IntegerPrivate for $t {
type Buffer = [MaybeUninit<u8>; $max_len];
@ -241,7 +235,21 @@ impl_Integer!(I64_MAX_LEN => isize, U64_MAX_LEN => usize as u64);
macro_rules! impl_Integer128 {
($($max_len:expr => $t:ident),*) => {$(
impl_IntegerCommon!($max_len, $t);
impl Integer for $t {}
impl private::Sealed for $t {
#[inline]
fn write(self, buf: &mut Buffer) -> &str {
unsafe {
debug_assert!($max_len <= I128_MAX_LEN);
let buf = mem::transmute::<
&mut [MaybeUninit<u8>; I128_MAX_LEN],
&mut [MaybeUninit<u8>; $max_len],
>(&mut buf.bytes);
self.write_to(buf)
}
}
}
impl IntegerPrivate for $t {
type Buffer = [MaybeUninit<u8>; $max_len];