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Add ?Sized bound to related methods of DelayedFormat::write_to

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Huliiiii 2025-08-12 21:09:33 +08:00 committed by Dirkjan Ochtman
parent b4b9aa580c
commit 59d5f46f17
1 changed files with 16 additions and 11 deletions
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27
src/format/formatting.rs
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@ -109,7 +109,7 @@ impl<'a, I: Iterator<Item = B> + Clone, B: Borrow<Item<'a>>> DelayedFormat<I> {
/// let mut buffer = String::new();
/// let _ = df.write_to(&mut buffer);
/// ```
pub fn write_to(&self, w: &mut impl Write) -> fmt::Result {
pub fn write_to(&self, w: &mut (impl Write + ?Sized)) -> fmt::Result {
for item in self.items.clone() {
match *item.borrow() {
Item::Literal(s) | Item::Space(s) => w.write_str(s),
@ -124,14 +124,19 @@ impl<'a, I: Iterator<Item = B> + Clone, B: Borrow<Item<'a>>> DelayedFormat<I> {
}
#[cfg(feature = "alloc")]
fn format_numeric(&self, w: &mut impl Write, spec: &Numeric, pad: Pad) -> fmt::Result {
fn format_numeric(
&self,
w: &mut (impl Write + ?Sized),
spec: &Numeric,
pad: Pad,
) -> fmt::Result {
use self::Numeric::*;
fn write_one(w: &mut impl Write, v: u8) -> fmt::Result {
fn write_one(w: &mut (impl Write + ?Sized), v: u8) -> fmt::Result {
w.write_char((b'0' + v) as char)
}
fn write_two(w: &mut impl Write, v: u8, pad: Pad) -> fmt::Result {
fn write_two(w: &mut (impl Write + ?Sized), v: u8, pad: Pad) -> fmt::Result {
let ones = b'0' + v % 10;
match (v / 10, pad) {
(0, Pad::None) => {}
@ -142,7 +147,7 @@ impl<'a, I: Iterator<Item = B> + Clone, B: Borrow<Item<'a>>> DelayedFormat<I> {
}
#[inline]
fn write_year(w: &mut impl Write, year: i32, pad: Pad) -> fmt::Result {
fn write_year(w: &mut (impl Write + ?Sized), year: i32, pad: Pad) -> fmt::Result {
if (1000..=9999).contains(&year) {
// fast path
write_hundreds(w, (year / 100) as u8)?;
@ -153,7 +158,7 @@ impl<'a, I: Iterator<Item = B> + Clone, B: Borrow<Item<'a>>> DelayedFormat<I> {
}
fn write_n(
w: &mut impl Write,
w: &mut (impl Write + ?Sized),
n: usize,
v: i64,
pad: Pad,
@ -214,7 +219,7 @@ impl<'a, I: Iterator<Item = B> + Clone, B: Borrow<Item<'a>>> DelayedFormat<I> {
}
#[cfg(feature = "alloc")]
fn format_fixed(&self, w: &mut impl Write, spec: &Fixed) -> fmt::Result {
fn format_fixed(&self, w: &mut (impl Write + ?Sized), spec: &Fixed) -> fmt::Result {
use Fixed::*;
use InternalInternal::*;
@ -387,7 +392,7 @@ pub fn format_item(
#[cfg(any(feature = "alloc", feature = "serde"))]
impl OffsetFormat {
/// Writes an offset from UTC with the format defined by `self`.
fn format(&self, w: &mut impl Write, off: FixedOffset) -> fmt::Result {
fn format(&self, w: &mut (impl Write + ?Sized), off: FixedOffset) -> fmt::Result {
let off = off.local_minus_utc();
if self.allow_zulu && off == 0 {
w.write_char('Z')?;
@ -496,7 +501,7 @@ pub enum SecondsFormat {
#[inline]
#[cfg(any(feature = "alloc", feature = "serde"))]
pub(crate) fn write_rfc3339(
w: &mut impl Write,
w: &mut (impl Write + ?Sized),
dt: NaiveDateTime,
off: FixedOffset,
secform: SecondsFormat,
@ -560,7 +565,7 @@ pub(crate) fn write_rfc3339(
#[cfg(feature = "alloc")]
/// write datetimes like `Tue, 1 Jul 2003 10:52:37 +0200`, same as `%a, %d %b %Y %H:%M:%S %z`
pub(crate) fn write_rfc2822(
w: &mut impl Write,
w: &mut (impl Write + ?Sized),
dt: NaiveDateTime,
off: FixedOffset,
) -> fmt::Result {
@ -605,7 +610,7 @@ pub(crate) fn write_rfc2822(
}
/// Equivalent to `{:02}` formatting for n < 100.
pub(crate) fn write_hundreds(w: &mut impl Write, n: u8) -> fmt::Result {
pub(crate) fn write_hundreds(w: &mut (impl Write + ?Sized), n: u8) -> fmt::Result {
if n >= 100 {
return Err(fmt::Error);
}