24             off: self.off + _front.chars().count() as u32,  in advance()
59     fn chars(&self) -> Chars<'a> {  in chars()  method
60         self.rest.chars()  in chars()
115                 let ch = s.chars().next().unwrap();  in skip_whitespace()
160     match input.chars().next() {  in word_break()
321     let mut chars = input.char_indices();  in ident_not_raw()  localVariable
323     match chars.next() {  in ident_not_raw()
329     for (i, ch) in chars {  in ident_not_raw()
383     let mut chars = input.char_indices();  in cooked_string()  localVariable
385     while let Some((i, ch)) = chars.next() {  in cooked_string()
391             '\r' => match chars.next() {  in cooked_string()
395             '\\' => match chars.next() {  in cooked_string()
397                     backslash_x_char(&mut chars)?;  in cooked_string()
401                     backslash_u(&mut chars)?;  in cooked_string()
406                     chars = input.char_indices();  in cooked_string()
547     let mut chars = input.char_indices();  in cooked_c_string()  localVariable
549     while let Some((i, ch)) = chars.next() {  in cooked_c_string()
555             '\r' => match chars.next() {  in cooked_c_string()
559             '\\' => match chars.next() {  in cooked_c_string()
561                     backslash_x_nonzero(&mut chars)?;  in cooked_c_string()
565                     if backslash_u(&mut chars)? == '\0' {  in cooked_c_string()
572                     chars = input.char_indices();  in cooked_c_string()
598     if !input.chars().as_str().is_char_boundary(offset) {  in byte()
607     let mut chars = input.char_indices();  in character()  localVariable
608     let ok = match chars.next().map(|(_, ch)| ch) {  in character()
609         Some('\\') => match chars.next().map(|(_, ch)| ch) {  in character()
610             Some('x') => backslash_x_char(&mut chars).is_ok(),  in character()
611             Some('u') => backslash_u(&mut chars).is_ok(),  in character()
620     let (idx, _) = chars.next().ok_or(Reject)?;  in character()
626     ($chars:ident @ $pat:pat) => {
627         match $chars.next() {
637 fn backslash_x_char<I>(chars: &mut I) -> Result<(), Reject>  in backslash_x_char()
641     next_ch!(chars @ '0'..='7');  in backslash_x_char()
642     next_ch!(chars @ '0'..='9' | 'a'..='f' | 'A'..='F');  in backslash_x_char()
646 fn backslash_x_byte<I>(chars: &mut I) -> Result<(), Reject>  in backslash_x_byte()
650     next_ch!(chars @ b'0'..=b'9' | b'a'..=b'f' | b'A'..=b'F');  in backslash_x_byte()
651     next_ch!(chars @ b'0'..=b'9' | b'a'..=b'f' | b'A'..=b'F');  in backslash_x_byte()
655 fn backslash_x_nonzero<I>(chars: &mut I) -> Result<(), Reject>  in backslash_x_nonzero()
659     let first = next_ch!(chars @ '0'..='9' | 'a'..='f' | 'A'..='F');  in backslash_x_nonzero()
660     let second = next_ch!(chars @ '0'..='9' | 'a'..='f' | 'A'..='F');  in backslash_x_nonzero()
668 fn backslash_u<I>(chars: &mut I) -> Result<char, Reject>  in backslash_u()
672     next_ch!(chars @ '{');  in backslash_u()
675     for (_, ch) in chars {  in backslash_u()
715     if let Some(ch) = rest.chars().next() {  in float()
724     let mut chars = input.chars().peekable();  in float_digits()  localVariable
725     match chars.next() {  in float_digits()
733     while let Some(&ch) = chars.peek() {  in float_digits()
736                 chars.next();  in float_digits()
743                 chars.next();  in float_digits()
744                 if chars  in float_digits()
754                 chars.next();  in float_digits()
775         while let Some(&ch) = chars.peek() {  in float_digits()
784                     chars.next();  in float_digits()
789                     chars.next();  in float_digits()
794                     chars.next();  in float_digits()
810     if let Some(ch) = rest.chars().next() {  in int()
899     let mut chars = input.chars();  in punct_char()  localVariable
900     let first = match chars.next() {  in punct_char()
986     let chars = input.char_indices();  in take_until_newline_or_eof()  localVariable
988     for (i, ch) in chars {  in take_until_newline_or_eof()