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Begin unifying write_to signature with write

This commit is contained in:
David Tolnay 2021-12-12 11:49:40 -08:00
parent 54b4f3db29
commit 2d2eac29b4
No known key found for this signature in database
GPG Key ID: F9BA143B95FF6D82
1 changed files with 8 additions and 7 deletions
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15
src/lib.rs
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@ -105,7 +105,7 @@ mod private {
}
trait IntegerPrivate<B> {
fn write_to(self, buf: &mut B) -> &[u8];
fn write_to(self, buf: &mut B) -> &str;
}
const DEC_DIGITS_LUT: &[u8] = b"\
@ -130,8 +130,7 @@ macro_rules! impl_IntegerCommon {
&mut [MaybeUninit<u8>; I128_MAX_LEN],
&mut [MaybeUninit<u8>; $max_len],
>(&mut buf.bytes);
let bytes = self.write_to(buf);
str::from_utf8_unchecked(bytes)
self.write_to(buf)
}
}
}
@ -145,7 +144,7 @@ macro_rules! impl_Integer {
impl IntegerPrivate<[MaybeUninit<u8>; $max_len]> for $t {
#[allow(unused_comparisons)]
#[inline]
fn write_to(self, buf: &mut [MaybeUninit<u8>; $max_len]) -> &[u8] {
fn write_to(self, buf: &mut [MaybeUninit<u8>; $max_len]) -> &str {
let is_nonnegative = self >= 0;
let mut n = if is_nonnegative {
self as $conv_fn
@ -201,7 +200,8 @@ macro_rules! impl_Integer {
}
let len = buf.len() - curr as usize;
unsafe { slice::from_raw_parts(buf_ptr.offset(curr), len) }
let bytes = unsafe { slice::from_raw_parts(buf_ptr.offset(curr), len) };
unsafe { str::from_utf8_unchecked(bytes) }
}
}
)*};
@ -243,7 +243,7 @@ macro_rules! impl_Integer128 {
impl IntegerPrivate<[MaybeUninit<u8>; $max_len]> for $t {
#[allow(unused_comparisons)]
#[inline]
fn write_to(self, buf: &mut [MaybeUninit<u8>; $max_len]) -> &[u8] {
fn write_to(self, buf: &mut [MaybeUninit<u8>; $max_len]) -> &str {
let is_nonnegative = self >= 0;
let n = if is_nonnegative {
self as u128
@ -290,7 +290,8 @@ macro_rules! impl_Integer128 {
}
let len = buf.len() - curr as usize;
slice::from_raw_parts(buf_ptr.offset(curr), len)
let bytes = slice::from_raw_parts(buf_ptr.offset(curr), len);
str::from_utf8_unchecked(bytes)
}
}
}