migrate codebase to `..=` inclusive range patterns
These were stabilized in March 2018's #47813, and are the Preferred Way to Do It going forward (q.v. #51043).
This commit is contained in:
Zack M. Davis
parent
764232cb2a
commit
057715557b
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@ -108,7 +108,7 @@ pub fn escape_default(c: u8) -> EscapeDefault {
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b'\\' => ([b'\\', b'\\', 0, 0], 2),
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b'\'' => ([b'\\', b'\'', 0, 0], 2),
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b'"' => ([b'\\', b'"', 0, 0], 2),
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b'\x20' ... b'\x7e' => ([c, 0, 0, 0], 1),
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b'\x20' ..= b'\x7e' => ([c, 0, 0, 0], 1),
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_ => ([b'\\', b'x', hexify(c >> 4), hexify(c & 0xf)], 4),
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};
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@ -116,7 +116,7 @@ pub fn escape_default(c: u8) -> EscapeDefault {
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fn hexify(b: u8) -> u8 {
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match b {
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0 ... 9 => b'0' + b,
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0 ..= 9 => b'0' + b,
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_ => b'a' + b - 10,
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}
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}
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@ -64,7 +64,7 @@ impl<I: Iterator<Item = u8>> Iterator for DecodeUtf8<I> {
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}
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}
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macro_rules! continuation_byte {
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() => { continuation_byte!(0x80...0xBF) };
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() => { continuation_byte!(0x80..=0xBF) };
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($range: pat) => {
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match self.0.peek() {
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Some(&byte @ $range) => {
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@ -77,35 +77,35 @@ impl<I: Iterator<Item = u8>> Iterator for DecodeUtf8<I> {
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}
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match first_byte {
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0x00...0x7F => {
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0x00..=0x7F => {
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first_byte!(0b1111_1111);
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}
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0xC2...0xDF => {
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0xC2..=0xDF => {
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first_byte!(0b0001_1111);
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continuation_byte!();
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}
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0xE0 => {
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first_byte!(0b0000_1111);
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continuation_byte!(0xA0...0xBF); // 0x80...0x9F here are overlong
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continuation_byte!(0xA0..=0xBF); // 0x80..=0x9F here are overlong
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continuation_byte!();
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}
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0xE1...0xEC | 0xEE...0xEF => {
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0xE1..=0xEC | 0xEE..=0xEF => {
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first_byte!(0b0000_1111);
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continuation_byte!();
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continuation_byte!();
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}
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0xED => {
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first_byte!(0b0000_1111);
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continuation_byte!(0x80...0x9F); // 0xA0..0xBF here are surrogates
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continuation_byte!(0x80..=0x9F); // 0xA0..0xBF here are surrogates
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continuation_byte!();
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}
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0xF0 => {
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first_byte!(0b0000_0111);
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continuation_byte!(0x90...0xBF); // 0x80..0x8F here are overlong
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continuation_byte!(0x90..=0xBF); // 0x80..0x8F here are overlong
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continuation_byte!();
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continuation_byte!();
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}
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0xF1...0xF3 => {
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0xF1..=0xF3 => {
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first_byte!(0b0000_0111);
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continuation_byte!();
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continuation_byte!();
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@ -113,7 +113,7 @@ impl<I: Iterator<Item = u8>> Iterator for DecodeUtf8<I> {
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}
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0xF4 => {
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first_byte!(0b0000_0111);
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continuation_byte!(0x80...0x8F); // 0x90..0xBF here are beyond char::MAX
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continuation_byte!(0x80..=0x8F); // 0x90..0xBF here are beyond char::MAX
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continuation_byte!();
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continuation_byte!();
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}
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@ -125,9 +125,9 @@ impl char {
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panic!("to_digit: radix is too high (maximum 36)");
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}
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let val = match self {
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'0' ... '9' => self as u32 - '0' as u32,
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'a' ... 'z' => self as u32 - 'a' as u32 + 10,
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'A' ... 'Z' => self as u32 - 'A' as u32 + 10,
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'0' ..= '9' => self as u32 - '0' as u32,
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'a' ..= 'z' => self as u32 - 'a' as u32 + 10,
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'A' ..= 'Z' => self as u32 - 'A' as u32 + 10,
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_ => return None,
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};
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if val < radix { Some(val) }
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@ -305,7 +305,7 @@ impl char {
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'\r' => EscapeDefaultState::Backslash('r'),
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'\n' => EscapeDefaultState::Backslash('n'),
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'\\' | '\'' | '"' => EscapeDefaultState::Backslash(self),
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'\x20' ... '\x7e' => EscapeDefaultState::Char(self),
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'\x20' ..= '\x7e' => EscapeDefaultState::Char(self),
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_ => EscapeDefaultState::Unicode(self.escape_unicode())
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};
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EscapeDefault { state: init_state }
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@ -543,7 +543,7 @@ impl char {
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#[inline]
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pub fn is_alphabetic(self) -> bool {
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match self {
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'a'...'z' | 'A'...'Z' => true,
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'a'..='z' | 'A'..='Z' => true,
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c if c > '\x7f' => derived_property::Alphabetic(c),
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_ => false,
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}
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@ -599,7 +599,7 @@ impl char {
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#[inline]
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pub fn is_lowercase(self) -> bool {
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match self {
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'a'...'z' => true,
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'a'..='z' => true,
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c if c > '\x7f' => derived_property::Lowercase(c),
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_ => false,
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}
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@ -627,7 +627,7 @@ impl char {
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#[inline]
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pub fn is_uppercase(self) -> bool {
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match self {
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'A'...'Z' => true,
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'A'..='Z' => true,
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c if c > '\x7f' => derived_property::Uppercase(c),
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_ => false,
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}
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@ -654,7 +654,7 @@ impl char {
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#[inline]
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pub fn is_whitespace(self) -> bool {
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match self {
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' ' | '\x09'...'\x0d' => true,
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' ' | '\x09'..='\x0d' => true,
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c if c > '\x7f' => property::White_Space(c),
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_ => false,
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}
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@ -737,7 +737,7 @@ impl char {
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#[inline]
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pub fn is_numeric(self) -> bool {
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match self {
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'0'...'9' => true,
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'0'..='9' => true,
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c if c > '\x7f' => general_category::N(c),
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_ => false,
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}
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@ -121,19 +121,19 @@ macro_rules! radix {
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fn digit(x: u8) -> u8 {
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match x {
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$($x => $conv,)+
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x => panic!("number not in the range 0..{}: {}", Self::BASE - 1, x),
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x => panic!("number not in the range 0..={}: {}", Self::BASE - 1, x),
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}
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}
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}
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}
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}
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radix! { Binary, 2, "0b", x @ 0 ... 1 => b'0' + x }
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radix! { Octal, 8, "0o", x @ 0 ... 7 => b'0' + x }
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radix! { LowerHex, 16, "0x", x @ 0 ... 9 => b'0' + x,
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x @ 10 ... 15 => b'a' + (x - 10) }
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radix! { UpperHex, 16, "0x", x @ 0 ... 9 => b'0' + x,
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x @ 10 ... 15 => b'A' + (x - 10) }
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radix! { Binary, 2, "0b", x @ 0 ..= 1 => b'0' + x }
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radix! { Octal, 8, "0o", x @ 0 ..= 7 => b'0' + x }
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radix! { LowerHex, 16, "0x", x @ 0 ..= 9 => b'0' + x,
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x @ 10 ..= 15 => b'a' + (x - 10) }
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radix! { UpperHex, 16, "0x", x @ 0 ..= 9 => b'0' + x,
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x @ 10 ..= 15 => b'A' + (x - 10) }
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macro_rules! int_base {
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($Trait:ident for $T:ident as $U:ident -> $Radix:ident) => {
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@ -1230,7 +1230,7 @@ impl<T> [T] {
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/// assert_eq!(s.binary_search(&4), Err(7));
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/// assert_eq!(s.binary_search(&100), Err(13));
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/// let r = s.binary_search(&1);
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/// assert!(match r { Ok(1...4) => true, _ => false, });
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/// assert!(match r { Ok(1..=4) => true, _ => false, });
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/// ```
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#[stable(feature = "rust1", since = "1.0.0")]
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pub fn binary_search(&self, x: &T) -> Result<usize, usize>
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@ -1268,7 +1268,7 @@ impl<T> [T] {
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/// assert_eq!(s.binary_search_by(|probe| probe.cmp(&seek)), Err(13));
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/// let seek = 1;
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/// let r = s.binary_search_by(|probe| probe.cmp(&seek));
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/// assert!(match r { Ok(1...4) => true, _ => false, });
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/// assert!(match r { Ok(1..=4) => true, _ => false, });
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/// ```
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#[stable(feature = "rust1", since = "1.0.0")]
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#[inline]
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@ -1325,7 +1325,7 @@ impl<T> [T] {
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/// assert_eq!(s.binary_search_by_key(&4, |&(a,b)| b), Err(7));
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/// assert_eq!(s.binary_search_by_key(&100, |&(a,b)| b), Err(13));
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/// let r = s.binary_search_by_key(&1, |&(a,b)| b);
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/// assert!(match r { Ok(1...4) => true, _ => false, });
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/// assert!(match r { Ok(1..=4) => true, _ => false, });
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/// ```
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#[stable(feature = "slice_binary_search_by_key", since = "1.10.0")]
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#[inline]
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@ -101,10 +101,10 @@ impl<'a> Iterator for Utf8LossyChunksIter<'a> {
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}
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3 => {
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match (byte, safe_get(self.source, i)) {
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(0xE0, 0xA0 ... 0xBF) => (),
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(0xE1 ... 0xEC, 0x80 ... 0xBF) => (),
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(0xED, 0x80 ... 0x9F) => (),
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(0xEE ... 0xEF, 0x80 ... 0xBF) => (),
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(0xE0, 0xA0 ..= 0xBF) => (),
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(0xE1 ..= 0xEC, 0x80 ..= 0xBF) => (),
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(0xED, 0x80 ..= 0x9F) => (),
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(0xEE ..= 0xEF, 0x80 ..= 0xBF) => (),
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_ => {
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error!();
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}
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@ -117,9 +117,9 @@ impl<'a> Iterator for Utf8LossyChunksIter<'a> {
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}
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4 => {
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match (byte, safe_get(self.source, i)) {
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(0xF0, 0x90 ... 0xBF) => (),
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(0xF1 ... 0xF3, 0x80 ... 0xBF) => (),
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(0xF4, 0x80 ... 0x8F) => (),
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(0xF0, 0x90 ..= 0xBF) => (),
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(0xF1 ..= 0xF3, 0x80 ..= 0xBF) => (),
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(0xF4, 0x80 ..= 0x8F) => (),
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_ => {
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error!();
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}
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@ -1484,10 +1484,10 @@ fn run_utf8_validation(v: &[u8]) -> Result<(), Utf8Error> {
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},
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3 => {
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match (first, next!()) {
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(0xE0 , 0xA0 ... 0xBF) |
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(0xE1 ... 0xEC, 0x80 ... 0xBF) |
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(0xED , 0x80 ... 0x9F) |
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(0xEE ... 0xEF, 0x80 ... 0xBF) => {}
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(0xE0 , 0xA0 ..= 0xBF) |
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(0xE1 ..= 0xEC, 0x80 ..= 0xBF) |
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(0xED , 0x80 ..= 0x9F) |
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(0xEE ..= 0xEF, 0x80 ..= 0xBF) => {}
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_ => err!(Some(1))
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}
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if next!() & !CONT_MASK != TAG_CONT_U8 {
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@ -1496,9 +1496,9 @@ fn run_utf8_validation(v: &[u8]) -> Result<(), Utf8Error> {
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}
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4 => {
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match (first, next!()) {
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(0xF0 , 0x90 ... 0xBF) |
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(0xF1 ... 0xF3, 0x80 ... 0xBF) |
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(0xF4 , 0x80 ... 0x8F) => {}
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(0xF0 , 0x90 ..= 0xBF) |
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(0xF1 ..= 0xF3, 0x80 ..= 0xBF) |
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(0xF4 , 0x80 ..= 0x8F) => {}
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_ => err!(Some(1))
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}
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if next!() & !CONT_MASK != TAG_CONT_U8 {
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@ -60,8 +60,8 @@ fn test_binary_search() {
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assert_eq!(b.binary_search(&0), Err(0));
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assert_eq!(b.binary_search(&1), Ok(0));
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assert_eq!(b.binary_search(&2), Err(1));
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assert!(match b.binary_search(&3) { Ok(1...3) => true, _ => false });
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assert!(match b.binary_search(&3) { Ok(1...3) => true, _ => false });
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assert!(match b.binary_search(&3) { Ok(1..=3) => true, _ => false });
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assert!(match b.binary_search(&3) { Ok(1..=3) => true, _ => false });
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assert_eq!(b.binary_search(&4), Err(4));
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assert_eq!(b.binary_search(&5), Err(4));
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assert_eq!(b.binary_search(&6), Err(4));
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@ -1753,9 +1753,9 @@ impl<S: Semantics> IeeeFloat<S> {
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} else {
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loss = Some(match hex_value {
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0 => Loss::ExactlyZero,
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1...7 => Loss::LessThanHalf,
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1..=7 => Loss::LessThanHalf,
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8 => Loss::ExactlyHalf,
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9...15 => Loss::MoreThanHalf,
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9..=15 => Loss::MoreThanHalf,
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_ => unreachable!(),
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});
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}
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@ -424,7 +424,7 @@ pub fn sanitize(result: &mut String, s: &str) -> bool {
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'-' | ':' => result.push('.'),
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// These are legal symbols
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'a'...'z' | 'A'...'Z' | '0'...'9' | '_' | '.' | '$' => result.push(c),
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'a'..='z' | 'A'..='Z' | '0'..='9' | '_' | '.' | '$' => result.push(c),
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_ => {
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result.push('$');
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@ -306,9 +306,9 @@ For example:
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```compile_fail
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match 5u32 {
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// This range is ok, albeit pointless.
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1 ... 1 => {}
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1 ..= 1 => {}
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// This range is empty, and the compiler can tell.
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1000 ... 5 => {}
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1000 ..= 5 => {}
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}
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```
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"##,
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@ -481,7 +481,7 @@ fn check_exhaustive<'a, 'tcx>(cx: &mut MatchCheckCtxt<'a, 'tcx>,
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let joined_patterns = match witnesses.len() {
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0 => bug!(),
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1 => format!("`{}`", witnesses[0]),
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2...LIMIT => {
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2..=LIMIT => {
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let (tail, head) = witnesses.split_last().unwrap();
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let head: Vec<_> = head.iter().map(|w| w.to_string()).collect();
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format!("`{}` and `{}`", head.join("`, `"), tail)
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@ -139,11 +139,11 @@ impl Reg {
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RegKind::Integer => {
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match self.size.bits() {
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1 => dl.i1_align,
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2...8 => dl.i8_align,
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9...16 => dl.i16_align,
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17...32 => dl.i32_align,
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33...64 => dl.i64_align,
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65...128 => dl.i128_align,
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2..=8 => dl.i8_align,
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9..=16 => dl.i16_align,
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17..=32 => dl.i32_align,
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33..=64 => dl.i64_align,
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65..=128 => dl.i128_align,
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_ => panic!("unsupported integer: {:?}", self)
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}
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}
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@ -441,10 +441,10 @@ impl Integer {
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/// Find the smallest Integer type which can represent the signed value.
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pub fn fit_signed(x: i128) -> Integer {
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match x {
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-0x0000_0000_0000_0080...0x0000_0000_0000_007f => I8,
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-0x0000_0000_0000_8000...0x0000_0000_0000_7fff => I16,
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-0x0000_0000_8000_0000...0x0000_0000_7fff_ffff => I32,
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-0x8000_0000_0000_0000...0x7fff_ffff_ffff_ffff => I64,
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-0x0000_0000_0000_0080..=0x0000_0000_0000_007f => I8,
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-0x0000_0000_0000_8000..=0x0000_0000_0000_7fff => I16,
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-0x0000_0000_8000_0000..=0x0000_0000_7fff_ffff => I32,
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-0x8000_0000_0000_0000..=0x7fff_ffff_ffff_ffff => I64,
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_ => I128
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}
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}
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@ -452,10 +452,10 @@ impl Integer {
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/// Find the smallest Integer type which can represent the unsigned value.
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pub fn fit_unsigned(x: u128) -> Integer {
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match x {
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0...0x0000_0000_0000_00ff => I8,
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0...0x0000_0000_0000_ffff => I16,
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0...0x0000_0000_ffff_ffff => I32,
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0...0xffff_ffff_ffff_ffff => I64,
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0..=0x0000_0000_0000_00ff => I8,
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0..=0x0000_0000_0000_ffff => I16,
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0..=0x0000_0000_ffff_ffff => I32,
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0..=0xffff_ffff_ffff_ffff => I64,
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_ => I128,
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}
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}
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@ -207,7 +207,7 @@ let string = "salutations !";
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// The ordering relation for strings can't be evaluated at compile time,
|
||||
// so this doesn't work:
|
||||
match string {
|
||||
"hello" ... "world" => {}
|
||||
"hello" ..= "world" => {}
|
||||
_ => {}
|
||||
}
|
||||
|
||||
|
|
@ -2146,7 +2146,7 @@ fn main() -> i32 { 0 }
|
|||
|
||||
let x = 1u8;
|
||||
match x {
|
||||
0u8...3i8 => (),
|
||||
0u8..=3i8 => (),
|
||||
// error: mismatched types in range: expected u8, found i8
|
||||
_ => ()
|
||||
}
|
||||
|
|
@ -2189,7 +2189,7 @@ as the type you're matching on. Example:
|
|||
let x = 1u8;
|
||||
|
||||
match x {
|
||||
0u8...3u8 => (), // ok!
|
||||
0u8..=3u8 => (), // ok!
|
||||
_ => ()
|
||||
}
|
||||
```
|
||||
|
|
|
|||
|
|
@ -125,9 +125,9 @@ impl FromHex for str {
|
|||
buf <<= 4;
|
||||
|
||||
match byte {
|
||||
b'A'...b'F' => buf |= byte - b'A' + 10,
|
||||
b'a'...b'f' => buf |= byte - b'a' + 10,
|
||||
b'0'...b'9' => buf |= byte - b'0',
|
||||
b'A'..=b'F' => buf |= byte - b'A' + 10,
|
||||
b'a'..=b'f' => buf |= byte - b'a' + 10,
|
||||
b'0'..=b'9' => buf |= byte - b'0',
|
||||
b' '|b'\r'|b'\n'|b'\t' => {
|
||||
buf >>= 4;
|
||||
continue
|
||||
|
|
|
|||
|
|
@ -1557,14 +1557,14 @@ impl<T: Iterator<Item=char>> Parser<T> {
|
|||
self.bump();
|
||||
|
||||
// A leading '0' must be the only digit before the decimal point.
|
||||
if let '0' ... '9' = self.ch_or_null() {
|
||||
if let '0' ..= '9' = self.ch_or_null() {
|
||||
return self.error(InvalidNumber)
|
||||
}
|
||||
},
|
||||
'1' ... '9' => {
|
||||
'1' ..= '9' => {
|
||||
while !self.eof() {
|
||||
match self.ch_or_null() {
|
||||
c @ '0' ... '9' => {
|
||||
c @ '0' ..= '9' => {
|
||||
accum = accum.wrapping_mul(10);
|
||||
accum = accum.wrapping_add((c as u64) - ('0' as u64));
|
||||
|
||||
|
|
@ -1588,14 +1588,14 @@ impl<T: Iterator<Item=char>> Parser<T> {
|
|||
|
||||
// Make sure a digit follows the decimal place.
|
||||
match self.ch_or_null() {
|
||||
'0' ... '9' => (),
|
||||
'0' ..= '9' => (),
|
||||
_ => return self.error(InvalidNumber)
|
||||
}
|
||||
|
||||
let mut dec = 1.0;
|
||||
while !self.eof() {
|
||||
match self.ch_or_null() {
|
||||
c @ '0' ... '9' => {
|
||||
c @ '0' ..= '9' => {
|
||||
dec /= 10.0;
|
||||
res += (((c as isize) - ('0' as isize)) as f64) * dec;
|
||||
self.bump();
|
||||
|
|
@ -1622,12 +1622,12 @@ impl<T: Iterator<Item=char>> Parser<T> {
|
|||
|
||||
// Make sure a digit follows the exponent place.
|
||||
match self.ch_or_null() {
|
||||
'0' ... '9' => (),
|
||||
'0' ..= '9' => (),
|
||||
_ => return self.error(InvalidNumber)
|
||||
}
|
||||
while !self.eof() {
|
||||
match self.ch_or_null() {
|
||||
c @ '0' ... '9' => {
|
||||
c @ '0' ..= '9' => {
|
||||
exp *= 10;
|
||||
exp += (c as usize) - ('0' as usize);
|
||||
|
||||
|
|
@ -1653,7 +1653,7 @@ impl<T: Iterator<Item=char>> Parser<T> {
|
|||
while i < 4 && !self.eof() {
|
||||
self.bump();
|
||||
n = match self.ch_or_null() {
|
||||
c @ '0' ... '9' => n * 16 + ((c as u16) - ('0' as u16)),
|
||||
c @ '0' ..= '9' => n * 16 + ((c as u16) - ('0' as u16)),
|
||||
'a' | 'A' => n * 16 + 10,
|
||||
'b' | 'B' => n * 16 + 11,
|
||||
'c' | 'C' => n * 16 + 12,
|
||||
|
|
@ -1695,13 +1695,13 @@ impl<T: Iterator<Item=char>> Parser<T> {
|
|||
'r' => res.push('\r'),
|
||||
't' => res.push('\t'),
|
||||
'u' => match self.decode_hex_escape()? {
|
||||
0xDC00 ... 0xDFFF => {
|
||||
0xDC00 ..= 0xDFFF => {
|
||||
return self.error(LoneLeadingSurrogateInHexEscape)
|
||||
}
|
||||
|
||||
// Non-BMP characters are encoded as a sequence of
|
||||
// two hex escapes, representing UTF-16 surrogates.
|
||||
n1 @ 0xD800 ... 0xDBFF => {
|
||||
n1 @ 0xD800 ..= 0xDBFF => {
|
||||
match (self.next_char(), self.next_char()) {
|
||||
(Some('\\'), Some('u')) => (),
|
||||
_ => return self.error(UnexpectedEndOfHexEscape),
|
||||
|
|
@ -1928,7 +1928,7 @@ impl<T: Iterator<Item=char>> Parser<T> {
|
|||
'n' => { self.parse_ident("ull", NullValue) }
|
||||
't' => { self.parse_ident("rue", BooleanValue(true)) }
|
||||
'f' => { self.parse_ident("alse", BooleanValue(false)) }
|
||||
'0' ... '9' | '-' => self.parse_number(),
|
||||
'0' ..= '9' | '-' => self.parse_number(),
|
||||
'"' => match self.parse_str() {
|
||||
Ok(s) => StringValue(s),
|
||||
Err(e) => Error(e),
|
||||
|
|
|
|||
|
|
@ -263,7 +263,7 @@ pub fn demangle(writer: &mut Write, mut s: &str, format: PrintFormat) -> io::Res
|
|||
let candidate = &s[i + llvm.len()..];
|
||||
let all_hex = candidate.chars().all(|c| {
|
||||
match c {
|
||||
'A' ... 'F' | '0' ... '9' => true,
|
||||
'A' ..= 'F' | '0' ..= '9' => true,
|
||||
_ => false,
|
||||
}
|
||||
});
|
||||
|
|
|
|||
|
|
@ -76,7 +76,7 @@ impl CodePoint {
|
|||
#[inline]
|
||||
pub fn from_u32(value: u32) -> Option<CodePoint> {
|
||||
match value {
|
||||
0 ... 0x10FFFF => Some(CodePoint { value: value }),
|
||||
0 ..= 0x10FFFF => Some(CodePoint { value: value }),
|
||||
_ => None
|
||||
}
|
||||
}
|
||||
|
|
@ -101,7 +101,7 @@ impl CodePoint {
|
|||
#[inline]
|
||||
pub fn to_char(&self) -> Option<char> {
|
||||
match self.value {
|
||||
0xD800 ... 0xDFFF => None,
|
||||
0xD800 ..= 0xDFFF => None,
|
||||
_ => Some(unsafe { char::from_u32_unchecked(self.value) })
|
||||
}
|
||||
}
|
||||
|
|
@ -305,7 +305,7 @@ impl Wtf8Buf {
|
|||
/// like concatenating ill-formed UTF-16 strings effectively would.
|
||||
#[inline]
|
||||
pub fn push(&mut self, code_point: CodePoint) {
|
||||
if let trail @ 0xDC00...0xDFFF = code_point.to_u32() {
|
||||
if let trail @ 0xDC00..=0xDFFF = code_point.to_u32() {
|
||||
if let Some(lead) = (&*self).final_lead_surrogate() {
|
||||
let len_without_lead_surrogate = self.len() - 3;
|
||||
self.bytes.truncate(len_without_lead_surrogate);
|
||||
|
|
@ -525,7 +525,7 @@ impl Wtf8 {
|
|||
#[inline]
|
||||
pub fn ascii_byte_at(&self, position: usize) -> u8 {
|
||||
match self.bytes[position] {
|
||||
ascii_byte @ 0x00 ... 0x7F => ascii_byte,
|
||||
ascii_byte @ 0x00 ..= 0x7F => ascii_byte,
|
||||
_ => 0xFF
|
||||
}
|
||||
}
|
||||
|
|
@ -630,7 +630,7 @@ impl Wtf8 {
|
|||
return None
|
||||
}
|
||||
match &self.bytes[(len - 3)..] {
|
||||
&[0xED, b2 @ 0xA0...0xAF, b3] => Some(decode_surrogate(b2, b3)),
|
||||
&[0xED, b2 @ 0xA0..=0xAF, b3] => Some(decode_surrogate(b2, b3)),
|
||||
_ => None
|
||||
}
|
||||
}
|
||||
|
|
@ -642,7 +642,7 @@ impl Wtf8 {
|
|||
return None
|
||||
}
|
||||
match &self.bytes[..3] {
|
||||
&[0xED, b2 @ 0xB0...0xBF, b3] => Some(decode_surrogate(b2, b3)),
|
||||
&[0xED, b2 @ 0xB0..=0xBF, b3] => Some(decode_surrogate(b2, b3)),
|
||||
_ => None
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -843,11 +843,11 @@ pub struct Local {
|
|||
|
||||
/// An arm of a 'match'.
|
||||
///
|
||||
/// E.g. `0...10 => { println!("match!") }` as in
|
||||
/// E.g. `0..=10 => { println!("match!") }` as in
|
||||
///
|
||||
/// ```
|
||||
/// match 123 {
|
||||
/// 0...10 => { println!("match!") },
|
||||
/// 0..=10 => { println!("match!") },
|
||||
/// _ => { println!("no match!") },
|
||||
/// }
|
||||
/// ```
|
||||
|
|
|
|||
|
|
@ -266,7 +266,7 @@ impl<'a> StringReader<'a> {
|
|||
/// Pushes a character to a message string for error reporting
|
||||
fn push_escaped_char_for_msg(m: &mut String, c: char) {
|
||||
match c {
|
||||
'\u{20}'...'\u{7e}' => {
|
||||
'\u{20}'..='\u{7e}' => {
|
||||
// Don't escape \, ' or " for user-facing messages
|
||||
m.push(c);
|
||||
}
|
||||
|
|
@ -779,7 +779,7 @@ impl<'a> StringReader<'a> {
|
|||
base = 16;
|
||||
num_digits = self.scan_digits(16, 16);
|
||||
}
|
||||
'0'...'9' | '_' | '.' | 'e' | 'E' => {
|
||||
'0'..='9' | '_' | '.' | 'e' | 'E' => {
|
||||
num_digits = self.scan_digits(10, 10) + 1;
|
||||
}
|
||||
_ => {
|
||||
|
|
|
|||
|
|
@ -374,7 +374,7 @@ pub mod printf {
|
|||
|
||||
if let Start = state {
|
||||
match c {
|
||||
'1'...'9' => {
|
||||
'1'..='9' => {
|
||||
let end = at_next_cp_while(next, is_digit);
|
||||
match end.next_cp() {
|
||||
// Yes, this *is* the parameter.
|
||||
|
|
@ -416,7 +416,7 @@ pub mod printf {
|
|||
state = WidthArg;
|
||||
move_to!(next);
|
||||
},
|
||||
'1' ... '9' => {
|
||||
'1' ..= '9' => {
|
||||
let end = at_next_cp_while(next, is_digit);
|
||||
state = Prec;
|
||||
width = Some(Num::from_str(at.slice_between(end).unwrap(), None));
|
||||
|
|
@ -477,7 +477,7 @@ pub mod printf {
|
|||
}
|
||||
}
|
||||
},
|
||||
'0' ... '9' => {
|
||||
'0' ..= '9' => {
|
||||
let end = at_next_cp_while(next, is_digit);
|
||||
state = Length;
|
||||
precision = Some(Num::from_str(at.slice_between(end).unwrap(), None));
|
||||
|
|
@ -570,7 +570,7 @@ pub mod printf {
|
|||
|
||||
fn is_digit(c: char) -> bool {
|
||||
match c {
|
||||
'0' ... '9' => true,
|
||||
'0' ..= '9' => true,
|
||||
_ => false
|
||||
}
|
||||
}
|
||||
|
|
@ -799,7 +799,7 @@ pub mod shell {
|
|||
let start = s.find('$')?;
|
||||
match s[start+1..].chars().next()? {
|
||||
'$' => return Some((Substitution::Escape, &s[start+2..])),
|
||||
c @ '0' ... '9' => {
|
||||
c @ '0' ..= '9' => {
|
||||
let n = (c as u8) - b'0';
|
||||
return Some((Substitution::Ordinal(n), &s[start+2..]));
|
||||
},
|
||||
|
|
@ -836,14 +836,14 @@ pub mod shell {
|
|||
|
||||
fn is_ident_head(c: char) -> bool {
|
||||
match c {
|
||||
'a' ... 'z' | 'A' ... 'Z' | '_' => true,
|
||||
'a' ..= 'z' | 'A' ..= 'Z' | '_' => true,
|
||||
_ => false
|
||||
}
|
||||
}
|
||||
|
||||
fn is_ident_tail(c: char) -> bool {
|
||||
match c {
|
||||
'0' ... '9' => true,
|
||||
'0' ..= '9' => true,
|
||||
c => is_ident_head(c)
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -818,8 +818,8 @@ impl Encodable for FileMap {
|
|||
};
|
||||
|
||||
let bytes_per_diff: u8 = match max_line_length {
|
||||
0 ... 0xFF => 1,
|
||||
0x100 ... 0xFFFF => 2,
|
||||
0 ..= 0xFF => 1,
|
||||
0x100 ..= 0xFFFF => 2,
|
||||
_ => 4
|
||||
};
|
||||
|
||||
|
|
|
|||
|
|
@ -215,7 +215,7 @@ pub fn expand(cap: &[u8], params: &[Param], vars: &mut Variables) -> Result<Vec<
|
|||
return Err("stack is empty".to_string());
|
||||
}
|
||||
}
|
||||
':' | '#' | ' ' | '.' | '0'...'9' => {
|
||||
':' | '#' | ' ' | '.' | '0'..='9' => {
|
||||
let mut flags = Flags::new();
|
||||
let mut fstate = FormatStateFlags;
|
||||
match cur {
|
||||
|
|
@ -223,7 +223,7 @@ pub fn expand(cap: &[u8], params: &[Param], vars: &mut Variables) -> Result<Vec<
|
|||
'#' => flags.alternate = true,
|
||||
' ' => flags.space = true,
|
||||
'.' => fstate = FormatStatePrecision,
|
||||
'0'...'9' => {
|
||||
'0'..='9' => {
|
||||
flags.width = cur as usize - '0' as usize;
|
||||
fstate = FormatStateWidth;
|
||||
}
|
||||
|
|
@ -337,14 +337,14 @@ pub fn expand(cap: &[u8], params: &[Param], vars: &mut Variables) -> Result<Vec<
|
|||
(FormatStateFlags, ' ') => {
|
||||
flags.space = true;
|
||||
}
|
||||
(FormatStateFlags, '0'...'9') => {
|
||||
(FormatStateFlags, '0'..='9') => {
|
||||
flags.width = cur as usize - '0' as usize;
|
||||
*fstate = FormatStateWidth;
|
||||
}
|
||||
(FormatStateFlags, '.') => {
|
||||
*fstate = FormatStatePrecision;
|
||||
}
|
||||
(FormatStateWidth, '0'...'9') => {
|
||||
(FormatStateWidth, '0'..='9') => {
|
||||
let old = flags.width;
|
||||
flags.width = flags.width * 10 + (cur as usize - '0' as usize);
|
||||
if flags.width < old {
|
||||
|
|
@ -354,7 +354,7 @@ pub fn expand(cap: &[u8], params: &[Param], vars: &mut Variables) -> Result<Vec<
|
|||
(FormatStateWidth, '.') => {
|
||||
*fstate = FormatStatePrecision;
|
||||
}
|
||||
(FormatStatePrecision, '0'...'9') => {
|
||||
(FormatStatePrecision, '0'..='9') => {
|
||||
let old = flags.precision;
|
||||
flags.precision = flags.precision * 10 + (cur as usize - '0' as usize);
|
||||
if flags.precision < old {
|
||||
|
|
|
|||
|
|
@ -14,7 +14,7 @@ fn main() {
|
|||
let _: <<A>::B>::C; //~ ERROR cannot find type `A` in this scope
|
||||
let _ = <<A>::B>::C; //~ ERROR cannot find type `A` in this scope
|
||||
let <<A>::B>::C; //~ ERROR cannot find type `A` in this scope
|
||||
let 0 ... <<A>::B>::C; //~ ERROR cannot find type `A` in this scope
|
||||
let 0 ..= <<A>::B>::C; //~ ERROR cannot find type `A` in this scope
|
||||
//~^ ERROR only char and numeric types are allowed in range patterns
|
||||
<<A>::B>::C; //~ ERROR cannot find type `A` in this scope
|
||||
}
|
||||
|
|
|
|||
|
|
@ -13,7 +13,7 @@ fn main() {
|
|||
let index = 6;
|
||||
|
||||
match i {
|
||||
0...index => println!("winner"),
|
||||
0..=index => println!("winner"),
|
||||
//~^ ERROR runtime values cannot be referenced in patterns
|
||||
_ => println!("hello"),
|
||||
}
|
||||
|
|
|
|||
|
|
@ -27,7 +27,7 @@ fn main() {
|
|||
//~| WARNING hard error
|
||||
//~| ERROR floating-point types cannot be used in patterns
|
||||
//~| WARNING hard error
|
||||
39.0 ... 70.0 => {}, //~ ERROR floating-point types cannot be used in patterns
|
||||
39.0 ..= 70.0 => {}, //~ ERROR floating-point types cannot be used in patterns
|
||||
//~| WARNING hard error
|
||||
//~| ERROR floating-point types cannot be used in patterns
|
||||
//~| WARNING hard error
|
||||
|
|
|
|||
|
|
@ -12,7 +12,7 @@
|
|||
|
||||
fn main() {
|
||||
match 5 {
|
||||
6 ... 1 => { }
|
||||
6 ..= 1 => { }
|
||||
_ => { }
|
||||
};
|
||||
//~^^^ ERROR lower range bound must be less than or equal to upper
|
||||
|
|
@ -24,7 +24,7 @@ fn main() {
|
|||
//~^^^ ERROR lower range bound must be less than upper
|
||||
|
||||
match 5u64 {
|
||||
0xFFFF_FFFF_FFFF_FFFF ... 1 => { }
|
||||
0xFFFF_FFFF_FFFF_FFFF ..= 1 => { }
|
||||
_ => { }
|
||||
};
|
||||
//~^^^ ERROR lower range bound must be less than or equal to upper
|
||||
|
|
|
|||
|
|
@ -10,21 +10,21 @@
|
|||
|
||||
fn main() {
|
||||
match "wow" {
|
||||
"bar" ... "foo" => { }
|
||||
"bar" ..= "foo" => { }
|
||||
};
|
||||
//~^^ ERROR only char and numeric types are allowed in range
|
||||
//~| start type: &'static str
|
||||
//~| end type: &'static str
|
||||
|
||||
match "wow" {
|
||||
10 ... "what" => ()
|
||||
10 ..= "what" => ()
|
||||
};
|
||||
//~^^ ERROR only char and numeric types are allowed in range
|
||||
//~| start type: {integer}
|
||||
//~| end type: &'static str
|
||||
|
||||
match 5 {
|
||||
'c' ... 100 => { }
|
||||
'c' ..= 100 => { }
|
||||
_ => { }
|
||||
};
|
||||
//~^^^ ERROR mismatched types
|
||||
|
|
|
|||
|
|
@ -11,7 +11,7 @@
|
|||
fn main() {
|
||||
let x = 0;
|
||||
match 1 {
|
||||
0 ... x => {}
|
||||
0 ..= x => {}
|
||||
//~^ ERROR runtime values cannot be referenced in patterns
|
||||
};
|
||||
}
|
||||
|
|
|
|||
|
|
@ -17,7 +17,7 @@ macro_rules! enum_number {
|
|||
fn foo(value: i32) -> Option<$name> {
|
||||
match value {
|
||||
$( $value => Some($name::$variant), )* // PatKind::Lit
|
||||
$( $value ... 42 => Some($name::$variant), )* // PatKind::Range
|
||||
$( $value ..= 42 => Some($name::$variant), )* // PatKind::Range
|
||||
_ => None
|
||||
}
|
||||
}
|
||||
|
|
@ -32,4 +32,3 @@ enum_number!(Change {
|
|||
});
|
||||
|
||||
fn main() {}
|
||||
|
||||
|
|
|
|||
|
|
@ -29,6 +29,6 @@ fn main() {
|
|||
match 10 {
|
||||
<S as Tr>::A::f::<u8> => {}
|
||||
//~^ ERROR expected unit struct/variant or constant, found method `<<S as Tr>::A>::f<u8>`
|
||||
0 ... <S as Tr>::A::f::<u8> => {} //~ ERROR only char and numeric types are allowed in range
|
||||
0 ..= <S as Tr>::A::f::<u8> => {} //~ ERROR only char and numeric types are allowed in range
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -9,10 +9,10 @@
|
|||
// except according to those terms.
|
||||
|
||||
|
||||
fn func((1, (Some(1), 2...3)): (isize, (Option<isize>, isize))) { }
|
||||
fn func((1, (Some(1), 2..=3)): (isize, (Option<isize>, isize))) { }
|
||||
//~^ ERROR refutable pattern in function argument: `(_, _)` not covered
|
||||
|
||||
fn main() {
|
||||
let (1, (Some(1), 2...3)) = (1, (None, 2));
|
||||
let (1, (Some(1), 2..=3)) = (1, (None, 2));
|
||||
//~^ ERROR refutable pattern in local binding: `(_, _)` not covered
|
||||
}
|
||||
|
|
|
|||
|
|
@ -286,16 +286,16 @@ fn run() {
|
|||
// would require parens in patterns to allow disambiguation...
|
||||
|
||||
reject_expr_parse("match 0 {
|
||||
0...#[attr] 10 => ()
|
||||
0..=#[attr] 10 => ()
|
||||
}");
|
||||
reject_expr_parse("match 0 {
|
||||
0...#[attr] -10 => ()
|
||||
0..=#[attr] -10 => ()
|
||||
}");
|
||||
reject_expr_parse("match 0 {
|
||||
0...-#[attr] 10 => ()
|
||||
0..=-#[attr] 10 => ()
|
||||
}");
|
||||
reject_expr_parse("match 0 {
|
||||
0...#[attr] FOO => ()
|
||||
0..=#[attr] FOO => ()
|
||||
}");
|
||||
|
||||
// make sure we don't catch this bug again...
|
||||
|
|
|
|||
|
|
@ -36,7 +36,7 @@ pub fn main() {
|
|||
}
|
||||
|
||||
match 100 {
|
||||
b'a' ... b'z' => {},
|
||||
b'a' ..= b'z' => {},
|
||||
_ => panic!()
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -12,21 +12,21 @@
|
|||
pub fn main() {
|
||||
let x = 2;
|
||||
let x_message = match x {
|
||||
0 ... 1 => { "not many".to_string() }
|
||||
0 ..= 1 => { "not many".to_string() }
|
||||
_ => { "lots".to_string() }
|
||||
};
|
||||
assert_eq!(x_message, "lots".to_string());
|
||||
|
||||
let y = 2;
|
||||
let y_message = match y {
|
||||
0 ... 1 => { "not many".to_string() }
|
||||
0 ..= 1 => { "not many".to_string() }
|
||||
_ => { "lots".to_string() }
|
||||
};
|
||||
assert_eq!(y_message, "lots".to_string());
|
||||
|
||||
let z = 1u64;
|
||||
let z_message = match z {
|
||||
0 ... 1 => { "not many".to_string() }
|
||||
0 ..= 1 => { "not many".to_string() }
|
||||
_ => { "lots".to_string() }
|
||||
};
|
||||
assert_eq!(z_message, "not many".to_string());
|
||||
|
|
|
|||
|
|
@ -16,7 +16,7 @@ pub fn main() {
|
|||
assert_eq!(3, match (x, y) {
|
||||
(1, 1) => 1,
|
||||
(2, 2) => 2,
|
||||
(1...2, 2) => 3,
|
||||
(1..=2, 2) => 3,
|
||||
_ => 4,
|
||||
});
|
||||
|
||||
|
|
@ -24,7 +24,7 @@ pub fn main() {
|
|||
assert_eq!(3, match ((x, y),) {
|
||||
((1, 1),) => 1,
|
||||
((2, 2),) => 2,
|
||||
((1...2, 2),) => 3,
|
||||
((1..=2, 2),) => 3,
|
||||
_ => 4,
|
||||
});
|
||||
}
|
||||
|
|
|
|||
|
|
@ -30,7 +30,7 @@ pub fn main() {
|
|||
fn lit_shadow_range() {
|
||||
assert_eq!(2, match 1 {
|
||||
1 if false => 1,
|
||||
1...2 => 2,
|
||||
1..=2 => 2,
|
||||
_ => 3
|
||||
});
|
||||
|
||||
|
|
@ -38,34 +38,34 @@ fn lit_shadow_range() {
|
|||
assert_eq!(2, match x+1 {
|
||||
0 => 0,
|
||||
1 if false => 1,
|
||||
1...2 => 2,
|
||||
1..=2 => 2,
|
||||
_ => 3
|
||||
});
|
||||
|
||||
assert_eq!(2, match val() {
|
||||
1 if false => 1,
|
||||
1...2 => 2,
|
||||
1..=2 => 2,
|
||||
_ => 3
|
||||
});
|
||||
|
||||
assert_eq!(2, match CONST {
|
||||
0 => 0,
|
||||
1 if false => 1,
|
||||
1...2 => 2,
|
||||
1..=2 => 2,
|
||||
_ => 3
|
||||
});
|
||||
|
||||
// value is out of the range of second arm, should match wildcard pattern
|
||||
assert_eq!(3, match 3 {
|
||||
1 if false => 1,
|
||||
1...2 => 2,
|
||||
1..=2 => 2,
|
||||
_ => 3
|
||||
});
|
||||
}
|
||||
|
||||
fn range_shadow_lit() {
|
||||
assert_eq!(2, match 1 {
|
||||
1...2 if false => 1,
|
||||
1..=2 if false => 1,
|
||||
1 => 2,
|
||||
_ => 3
|
||||
});
|
||||
|
|
@ -73,27 +73,27 @@ fn range_shadow_lit() {
|
|||
let x = 0;
|
||||
assert_eq!(2, match x+1 {
|
||||
0 => 0,
|
||||
1...2 if false => 1,
|
||||
1..=2 if false => 1,
|
||||
1 => 2,
|
||||
_ => 3
|
||||
});
|
||||
|
||||
assert_eq!(2, match val() {
|
||||
1...2 if false => 1,
|
||||
1..=2 if false => 1,
|
||||
1 => 2,
|
||||
_ => 3
|
||||
});
|
||||
|
||||
assert_eq!(2, match CONST {
|
||||
0 => 0,
|
||||
1...2 if false => 1,
|
||||
1..=2 if false => 1,
|
||||
1 => 2,
|
||||
_ => 3
|
||||
});
|
||||
|
||||
// ditto
|
||||
assert_eq!(3, match 3 {
|
||||
1...2 if false => 1,
|
||||
1..=2 if false => 1,
|
||||
1 => 2,
|
||||
_ => 3
|
||||
});
|
||||
|
|
@ -101,36 +101,36 @@ fn range_shadow_lit() {
|
|||
|
||||
fn range_shadow_range() {
|
||||
assert_eq!(2, match 1 {
|
||||
0...2 if false => 1,
|
||||
1...3 => 2,
|
||||
0..=2 if false => 1,
|
||||
1..=3 => 2,
|
||||
_ => 3,
|
||||
});
|
||||
|
||||
let x = 0;
|
||||
assert_eq!(2, match x+1 {
|
||||
100 => 0,
|
||||
0...2 if false => 1,
|
||||
1...3 => 2,
|
||||
0..=2 if false => 1,
|
||||
1..=3 => 2,
|
||||
_ => 3,
|
||||
});
|
||||
|
||||
assert_eq!(2, match val() {
|
||||
0...2 if false => 1,
|
||||
1...3 => 2,
|
||||
0..=2 if false => 1,
|
||||
1..=3 => 2,
|
||||
_ => 3,
|
||||
});
|
||||
|
||||
assert_eq!(2, match CONST {
|
||||
100 => 0,
|
||||
0...2 if false => 1,
|
||||
1...3 => 2,
|
||||
0..=2 if false => 1,
|
||||
1..=3 => 2,
|
||||
_ => 3,
|
||||
});
|
||||
|
||||
// ditto
|
||||
assert_eq!(3, match 5 {
|
||||
0...2 if false => 1,
|
||||
1...3 => 2,
|
||||
0..=2 if false => 1,
|
||||
1..=3 => 2,
|
||||
_ => 3,
|
||||
});
|
||||
}
|
||||
|
|
@ -138,7 +138,7 @@ fn range_shadow_range() {
|
|||
fn multi_pats_shadow_lit() {
|
||||
assert_eq!(2, match 1 {
|
||||
100 => 0,
|
||||
0 | 1...10 if false => 1,
|
||||
0 | 1..=10 if false => 1,
|
||||
1 => 2,
|
||||
_ => 3,
|
||||
});
|
||||
|
|
@ -147,8 +147,8 @@ fn multi_pats_shadow_lit() {
|
|||
fn multi_pats_shadow_range() {
|
||||
assert_eq!(2, match 1 {
|
||||
100 => 0,
|
||||
0 | 1...10 if false => 1,
|
||||
1...3 => 2,
|
||||
0 | 1..=10 if false => 1,
|
||||
1..=3 => 2,
|
||||
_ => 3,
|
||||
});
|
||||
}
|
||||
|
|
@ -157,7 +157,7 @@ fn lit_shadow_multi_pats() {
|
|||
assert_eq!(2, match 1 {
|
||||
100 => 0,
|
||||
1 if false => 1,
|
||||
0 | 1...10 => 2,
|
||||
0 | 1..=10 => 2,
|
||||
_ => 3,
|
||||
});
|
||||
}
|
||||
|
|
@ -165,8 +165,8 @@ fn lit_shadow_multi_pats() {
|
|||
fn range_shadow_multi_pats() {
|
||||
assert_eq!(2, match 1 {
|
||||
100 => 0,
|
||||
1...3 if false => 1,
|
||||
0 | 1...10 => 2,
|
||||
1..=3 if false => 1,
|
||||
0 | 1..=10 => 2,
|
||||
_ => 3,
|
||||
});
|
||||
}
|
||||
|
|
|
|||
|
|
@ -19,14 +19,14 @@ enum Foo {
|
|||
|
||||
fn main() {
|
||||
let r = match (Foo::FooNullary, 'a') {
|
||||
(Foo::FooUint(..), 'a'...'z') => 1,
|
||||
(Foo::FooUint(..), 'a'..='z') => 1,
|
||||
(Foo::FooNullary, 'x') => 2,
|
||||
_ => 0
|
||||
};
|
||||
assert_eq!(r, 0);
|
||||
|
||||
let r = match (Foo::FooUint(0), 'a') {
|
||||
(Foo::FooUint(1), 'a'...'z') => 1,
|
||||
(Foo::FooUint(1), 'a'..='z') => 1,
|
||||
(Foo::FooUint(..), 'x') => 2,
|
||||
(Foo::FooNullary, 'a') => 3,
|
||||
_ => 0
|
||||
|
|
@ -34,7 +34,7 @@ fn main() {
|
|||
assert_eq!(r, 0);
|
||||
|
||||
let r = match ('a', Foo::FooUint(0)) {
|
||||
('a'...'z', Foo::FooUint(1)) => 1,
|
||||
('a'..='z', Foo::FooUint(1)) => 1,
|
||||
('x', Foo::FooUint(..)) => 2,
|
||||
('a', Foo::FooNullary) => 3,
|
||||
_ => 0
|
||||
|
|
@ -42,15 +42,15 @@ fn main() {
|
|||
assert_eq!(r, 0);
|
||||
|
||||
let r = match ('a', 'a') {
|
||||
('a'...'z', 'b') => 1,
|
||||
('x', 'a'...'z') => 2,
|
||||
('a'..='z', 'b') => 1,
|
||||
('x', 'a'..='z') => 2,
|
||||
_ => 0
|
||||
};
|
||||
assert_eq!(r, 0);
|
||||
|
||||
let r = match ('a', 'a') {
|
||||
('a'...'z', 'b') => 1,
|
||||
('x', 'a'...'z') => 2,
|
||||
('a'..='z', 'b') => 1,
|
||||
('x', 'a'..='z') => 2,
|
||||
('a', 'a') => 3,
|
||||
_ => 0
|
||||
};
|
||||
|
|
|
|||
|
|
@ -11,7 +11,7 @@
|
|||
// Regression test for #18060: match arms were matching in the wrong order.
|
||||
|
||||
fn main() {
|
||||
assert_eq!(2, match (1, 3) { (0, 2...5) => 1, (1, 3) => 2, (_, 2...5) => 3, (_, _) => 4 });
|
||||
assert_eq!(2, match (1, 3) { (1, 3) => 2, (_, 2...5) => 3, (_, _) => 4 });
|
||||
assert_eq!(2, match (1, 7) { (0, 2...5) => 1, (1, 7) => 2, (_, 2...5) => 3, (_, _) => 4 });
|
||||
assert_eq!(2, match (1, 3) { (0, 2..=5) => 1, (1, 3) => 2, (_, 2..=5) => 3, (_, _) => 4 });
|
||||
assert_eq!(2, match (1, 3) { (1, 3) => 2, (_, 2..=5) => 3, (_, _) => 4 });
|
||||
assert_eq!(2, match (1, 7) { (0, 2..=5) => 1, (1, 7) => 2, (_, 2..=5) => 3, (_, _) => 4 });
|
||||
}
|
||||
|
|
|
|||
|
|
@ -15,7 +15,7 @@ const HIGH_RANGE: char = '9';
|
|||
|
||||
fn main() {
|
||||
match '5' {
|
||||
LOW_RANGE...HIGH_RANGE => (),
|
||||
LOW_RANGE..=HIGH_RANGE => (),
|
||||
_ => ()
|
||||
};
|
||||
}
|
||||
|
|
|
|||
|
|
@ -14,9 +14,9 @@ use m::{START, END};
|
|||
|
||||
fn main() {
|
||||
match 42 {
|
||||
m::START...m::END => {},
|
||||
0...m::END => {},
|
||||
m::START...59 => {},
|
||||
m::START..=m::END => {},
|
||||
0..=m::END => {},
|
||||
m::START..=59 => {},
|
||||
_ => {},
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -12,9 +12,9 @@ fn main() {
|
|||
let x = 'a';
|
||||
|
||||
let y = match x {
|
||||
'a'...'b' if false => "one",
|
||||
'a'..='b' if false => "one",
|
||||
'a' => "two",
|
||||
'a'...'b' => "three",
|
||||
'a'..='b' => "three",
|
||||
_ => panic!("what?"),
|
||||
};
|
||||
|
||||
|
|
|
|||
|
|
@ -12,7 +12,7 @@ fn main () {
|
|||
let x = 4;
|
||||
match x {
|
||||
ref r if *r < 0 => println!("got negative num {} < 0", r),
|
||||
e @ 1 ... 100 => println!("got number within range [1,100] {}", e),
|
||||
e @ 1 ..= 100 => println!("got number within range [1,100] {}", e),
|
||||
_ => println!("no"),
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -14,7 +14,7 @@ pub fn main() {
|
|||
const FOO: f64 = 10.0;
|
||||
|
||||
match 0.0 {
|
||||
0.0 ... FOO => (),
|
||||
0.0 ..= FOO => (),
|
||||
_ => ()
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -41,18 +41,18 @@ macro_rules! mtester_dbg {
|
|||
}
|
||||
|
||||
macro_rules! catch_range {
|
||||
($s:literal ... $e:literal) => {
|
||||
&format!("macro caught literal: {} ... {}", $s, $e)
|
||||
($s:literal ..= $e:literal) => {
|
||||
&format!("macro caught literal: {} ..= {}", $s, $e)
|
||||
};
|
||||
(($s:expr) ... ($e:expr)) => { // Must use ')' before '...'
|
||||
&format!("macro caught expr: {} ... {}", $s, $e)
|
||||
(($s:expr) ..= ($e:expr)) => { // Must use ')' before '..='
|
||||
&format!("macro caught expr: {} ..= {}", $s, $e)
|
||||
};
|
||||
}
|
||||
|
||||
macro_rules! pat_match {
|
||||
($s:literal ... $e:literal) => {
|
||||
($s:literal ..= $e:literal) => {
|
||||
match 3 {
|
||||
$s ... $e => "literal, in range",
|
||||
$s ..= $e => "literal, in range",
|
||||
_ => "literal, other",
|
||||
}
|
||||
};
|
||||
|
|
@ -115,22 +115,22 @@ pub fn main() {
|
|||
assert_eq!(mtester!('c'), "macro caught literal: c");
|
||||
assert_eq!(mtester!(-1.2), "macro caught literal: -1.2");
|
||||
assert_eq!(two_negative_literals!(-2 -3), "macro caught literals: -2, -3");
|
||||
assert_eq!(catch_range!(2 ... 3), "macro caught literal: 2 ... 3");
|
||||
assert_eq!(catch_range!(2 ..= 3), "macro caught literal: 2 ..= 3");
|
||||
assert_eq!(match_attr!(#[attr] 1), "attr matched literal");
|
||||
assert_eq!(test_user!(10, 20), "literal");
|
||||
assert_eq!(mtester!(false), "macro caught literal: false");
|
||||
assert_eq!(mtester!(true), "macro caught literal: true");
|
||||
match_produced_attr!("a");
|
||||
let _a = LiteralProduced;
|
||||
assert_eq!(pat_match!(1 ... 3), "literal, in range");
|
||||
assert_eq!(pat_match!(4 ... 6), "literal, other");
|
||||
assert_eq!(pat_match!(1 ..= 3), "literal, in range");
|
||||
assert_eq!(pat_match!(4 ..= 6), "literal, other");
|
||||
|
||||
// Cases where 'expr' catches
|
||||
assert_eq!(mtester!((-1.2)), "macro caught expr: -1.2");
|
||||
assert_eq!(only_expr!(-1.2), "macro caught expr: -1.2");
|
||||
assert_eq!(mtester!((1 + 3)), "macro caught expr: 4");
|
||||
assert_eq!(mtester_dbg!(()), "macro caught expr: ()");
|
||||
assert_eq!(catch_range!((1 + 1) ... (2 + 2)), "macro caught expr: 2 ... 4");
|
||||
assert_eq!(catch_range!((1 + 1) ..= (2 + 2)), "macro caught expr: 2 ..= 4");
|
||||
assert_eq!(match_attr!(#[attr] (1 + 2)), "attr matched expr");
|
||||
assert_eq!(test_user!(10, (20 + 2)), "expr");
|
||||
|
||||
|
|
|
|||
|
|
@ -12,15 +12,15 @@
|
|||
|
||||
pub fn main() {
|
||||
match 1 {
|
||||
1 ... 3 => {}
|
||||
1 ..= 3 => {}
|
||||
_ => panic!("should match range")
|
||||
}
|
||||
match 1 {
|
||||
1 ... 3u16 => {}
|
||||
1 ..= 3u16 => {}
|
||||
_ => panic!("should match range with inferred start type")
|
||||
}
|
||||
match 1 {
|
||||
1u16 ... 3 => {}
|
||||
1u16 ..= 3 => {}
|
||||
_ => panic!("should match range with inferred end type")
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -15,7 +15,7 @@ const e: isize = 42;
|
|||
|
||||
pub fn main() {
|
||||
match 7 {
|
||||
s...e => (),
|
||||
s..=e => (),
|
||||
_ => (),
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -12,7 +12,7 @@
|
|||
|
||||
pub fn main() {
|
||||
match 5_usize {
|
||||
1_usize...5_usize => {}
|
||||
1_usize..=5_usize => {}
|
||||
_ => panic!("should match range"),
|
||||
}
|
||||
match 1_usize {
|
||||
|
|
@ -20,7 +20,7 @@ pub fn main() {
|
|||
_ => panic!("should match range start"),
|
||||
}
|
||||
match 5_usize {
|
||||
6_usize...7_usize => panic!("shouldn't match range"),
|
||||
6_usize..=7_usize => panic!("shouldn't match range"),
|
||||
_ => {}
|
||||
}
|
||||
match 7_usize {
|
||||
|
|
@ -29,23 +29,23 @@ pub fn main() {
|
|||
}
|
||||
match 5_usize {
|
||||
1_usize => panic!("should match non-first range"),
|
||||
2_usize...6_usize => {}
|
||||
2_usize..=6_usize => {}
|
||||
_ => panic!("math is broken")
|
||||
}
|
||||
match 'c' {
|
||||
'a'...'z' => {}
|
||||
'a'..='z' => {}
|
||||
_ => panic!("should suppport char ranges")
|
||||
}
|
||||
match -3 {
|
||||
-7...5 => {}
|
||||
-7..=5 => {}
|
||||
_ => panic!("should match signed range")
|
||||
}
|
||||
match 3.0f64 {
|
||||
1.0...5.0 => {}
|
||||
1.0..=5.0 => {}
|
||||
_ => panic!("should match float range")
|
||||
}
|
||||
match -1.5f64 {
|
||||
-3.6...3.6 => {}
|
||||
-3.6..=3.6 => {}
|
||||
_ => panic!("should match negative float range")
|
||||
}
|
||||
match 3.5 {
|
||||
|
|
|
|||
|
|
@ -11,8 +11,8 @@
|
|||
pub fn main() {
|
||||
let i = 5;
|
||||
match &&&&i {
|
||||
1 ... 3 => panic!(),
|
||||
3 ... 8 => {},
|
||||
1 ..= 3 => panic!(),
|
||||
3 ..= 8 => {},
|
||||
_ => panic!(),
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -23,13 +23,13 @@ fn main() {
|
|||
|
||||
match 10 {
|
||||
1..10 => {},
|
||||
9...10 => {},
|
||||
9..=10 => {},
|
||||
_ => {},
|
||||
}
|
||||
|
||||
match 10 {
|
||||
1..10 => {},
|
||||
10...10 => {},
|
||||
10..=10 => {},
|
||||
_ => {},
|
||||
}
|
||||
|
||||
|
|
@ -42,13 +42,13 @@ fn main() {
|
|||
|
||||
match 10 {
|
||||
1..10 => {},
|
||||
8...9 => {},
|
||||
8..=9 => {},
|
||||
_ => {},
|
||||
}
|
||||
|
||||
match 10 {
|
||||
1..10 => {},
|
||||
9...9 => {},
|
||||
9..=9 => {},
|
||||
_ => {},
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -13,12 +13,12 @@ LL | #![warn(unreachable_patterns)]
|
|||
warning: unreachable pattern
|
||||
--> $DIR/issue-43253.rs:45:9
|
||||
|
|
||||
LL | 8...9 => {},
|
||||
LL | 8..=9 => {},
|
||||
| ^^^^^
|
||||
|
||||
warning: unreachable pattern
|
||||
--> $DIR/issue-43253.rs:51:9
|
||||
|
|
||||
LL | 9...9 => {},
|
||||
LL | 9..=9 => {},
|
||||
| ^^^^^
|
||||
|
||||
|
|
|
|||
|
|
@ -13,7 +13,7 @@
|
|||
fn main() {
|
||||
const MIN: i8 = -5;
|
||||
match 5i8 {
|
||||
MIN...-1 => {},
|
||||
MIN..=-1 => {},
|
||||
_ => {},
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -11,8 +11,8 @@
|
|||
fn main() {
|
||||
let n: Int = 40;
|
||||
match n {
|
||||
0...10 => {},
|
||||
10...BAR => {}, //~ ERROR lower range bound must be less than or equal to upper
|
||||
0..=10 => {},
|
||||
10..=BAR => {}, //~ ERROR lower range bound must be less than or equal to upper
|
||||
_ => {},
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,7 +1,7 @@
|
|||
error[E0030]: lower range bound must be less than or equal to upper
|
||||
--> $DIR/ref_to_int_match.rs:15:9
|
||||
|
|
||||
LL | 10...BAR => {}, //~ ERROR lower range bound must be less than or equal to upper
|
||||
LL | 10..=BAR => {}, //~ ERROR lower range bound must be less than or equal to upper
|
||||
| ^^ lower bound larger than upper bound
|
||||
|
||||
error: aborting due to previous error
|
||||
|
|
|
|||
|
|
@ -14,7 +14,7 @@ fn main() {
|
|||
let s = "hoho";
|
||||
|
||||
match s {
|
||||
"hello" ... "world" => {}
|
||||
"hello" ..= "world" => {}
|
||||
//~^ ERROR only char and numeric types are allowed in range patterns
|
||||
_ => {}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,7 +1,7 @@
|
|||
error[E0029]: only char and numeric types are allowed in range patterns
|
||||
--> $DIR/E0029-teach.rs:17:9
|
||||
|
|
||||
LL | "hello" ... "world" => {}
|
||||
LL | "hello" ..= "world" => {}
|
||||
| ^^^^^^^^^^^^^^^^^^^ ranges require char or numeric types
|
||||
|
|
||||
= note: start type: &'static str
|
||||
|
|
|
|||
|
|
@ -12,7 +12,7 @@ fn main() {
|
|||
let s = "hoho";
|
||||
|
||||
match s {
|
||||
"hello" ... "world" => {}
|
||||
"hello" ..= "world" => {}
|
||||
//~^ ERROR only char and numeric types are allowed in range patterns
|
||||
_ => {}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,7 +1,7 @@
|
|||
error[E0029]: only char and numeric types are allowed in range patterns
|
||||
--> $DIR/E0029.rs:15:9
|
||||
|
|
||||
LL | "hello" ... "world" => {}
|
||||
LL | "hello" ..= "world" => {}
|
||||
| ^^^^^^^^^^^^^^^^^^^ ranges require char or numeric types
|
||||
|
|
||||
= note: start type: &'static str
|
||||
|
|
|
|||
|
|
@ -12,7 +12,7 @@
|
|||
|
||||
fn main() {
|
||||
match 5u32 {
|
||||
1000 ... 5 => {}
|
||||
1000 ..= 5 => {}
|
||||
//~^ ERROR lower range bound must be less than or equal to upper
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,7 +1,7 @@
|
|||
error[E0030]: lower range bound must be less than or equal to upper
|
||||
--> $DIR/E0030-teach.rs:15:9
|
||||
|
|
||||
LL | 1000 ... 5 => {}
|
||||
LL | 1000 ..= 5 => {}
|
||||
| ^^^^ lower bound larger than upper bound
|
||||
|
|
||||
= note: When matching against a range, the compiler verifies that the range is non-empty. Range patterns include both end-points, so this is equivalent to requiring the start of the range to be less than or equal to the end of the range.
|
||||
|
|
|
|||
|
|
@ -11,7 +11,7 @@
|
|||
|
||||
fn main() {
|
||||
match 5u32 {
|
||||
1000 ... 5 => {}
|
||||
1000 ..= 5 => {}
|
||||
//~^ ERROR lower range bound must be less than or equal to upper
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,7 +1,7 @@
|
|||
error[E0030]: lower range bound must be less than or equal to upper
|
||||
--> $DIR/E0030.rs:14:9
|
||||
|
|
||||
LL | 1000 ... 5 => {}
|
||||
LL | 1000 ..= 5 => {}
|
||||
| ^^^^ lower bound larger than upper bound
|
||||
|
||||
error: aborting due to previous error
|
||||
|
|
|
|||
|
|
@ -11,7 +11,7 @@
|
|||
fn main() {
|
||||
let x = 1u8;
|
||||
match x {
|
||||
0u8...3i8 => (), //~ ERROR E0308
|
||||
0u8..=3i8 => (), //~ ERROR E0308
|
||||
_ => ()
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,7 +1,7 @@
|
|||
error[E0308]: mismatched types
|
||||
--> $DIR/E0308-4.rs:14:9
|
||||
|
|
||||
LL | 0u8...3i8 => (), //~ ERROR E0308
|
||||
LL | 0u8..=3i8 => (), //~ ERROR E0308
|
||||
| ^^^^^^^^^ expected u8, found i8
|
||||
|
||||
error: aborting due to previous error
|
||||
|
|
|
|||
Loading…
Reference in New Issue