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| author | Shotaro Yamada <sinkuu@sinkuu.xyz> | 2019-01-06 15:36:14 +0900 |
|---|---|---|
| committer | Shotaro Yamada <sinkuu@sinkuu.xyz> | 2019-01-09 06:31:09 +0900 |
| commit | 12ae3651f891d22f804c67923d02cbdfa10fa60d (patch) | |
| tree | a48c33031512dd205577249e9cfb064e849a27bd /src/libcore | |
| parent | f67124245cc24babd0345347a77089ba698acd14 (diff) | |
| download | rust-12ae3651f891d22f804c67923d02cbdfa10fa60d.tar.gz rust-12ae3651f891d22f804c67923d02cbdfa10fa60d.zip | |
Misc cleanups
Diffstat (limited to 'src/libcore')
| -rw-r--r-- | src/libcore/fmt/mod.rs | 12 | ||||
| -rw-r--r-- | src/libcore/str/pattern.rs | 3 |
2 files changed, 7 insertions, 8 deletions
diff --git a/src/libcore/fmt/mod.rs b/src/libcore/fmt/mod.rs index 0127277d9cf..214b5d3a84f 100644 --- a/src/libcore/fmt/mod.rs +++ b/src/libcore/fmt/mod.rs @@ -1076,7 +1076,7 @@ impl<'a> Formatter<'a> { self.args[i].as_usize() } rt::v1::Count::NextParam => { - self.curarg.next().and_then(|arg| arg.as_usize()) + self.curarg.next()?.as_usize() } } } @@ -1142,15 +1142,15 @@ impl<'a> Formatter<'a> { sign = Some('+'); width += 1; } - let mut prefixed = false; - if self.alternate() { - prefixed = true; width += prefix.chars().count(); + let prefixed = self.alternate(); + if prefixed { + width += prefix.chars().count(); } // Writes the sign if it exists, and then the prefix if it was requested let write_prefix = |f: &mut Formatter| { if let Some(c) = sign { - f.buf.write_str(c.encode_utf8(&mut [0; 4]))?; + f.buf.write_char(c)?; } if prefixed { f.buf.write_str(prefix) } else { Ok(()) } @@ -1312,7 +1312,7 @@ impl<'a> Formatter<'a> { // remove the sign from the formatted parts formatted.sign = b""; - width = if width < sign.len() { 0 } else { width - sign.len() }; + width = width.saturating_sub(sign.len()); align = rt::v1::Alignment::Right; self.fill = '0'; self.align = rt::v1::Alignment::Right; diff --git a/src/libcore/str/pattern.rs b/src/libcore/str/pattern.rs index b4eae4d1bb7..55a7ba181e5 100644 --- a/src/libcore/str/pattern.rs +++ b/src/libcore/str/pattern.rs @@ -425,8 +425,7 @@ impl<'a> Pattern<'a> for char { #[inline] fn into_searcher(self, haystack: &'a str) -> Self::Searcher { let mut utf8_encoded = [0; 4]; - self.encode_utf8(&mut utf8_encoded); - let utf8_size = self.len_utf8(); + let utf8_size = self.encode_utf8(&mut utf8_encoded).len(); CharSearcher { haystack, finger: 0, |