tseeker-pub/rust-crafting-interpreters-part-1
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Scanner - Use is_ascii_digit() instead of is_digit(10)

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This commit is contained in:
Emmanuel BENOîT 2022-12-31 10:15:55 +01:00
parent 45ed237818
commit e918d90e39
1 changed files with 4 additions and 4 deletions
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8
src/scanner.rs
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@ -131,7 +131,7 @@ impl Scanner {
' ' | '\r' | '\t' => (),
'\n' => self.line += 1,
// Numbers
ch if ch.is_digit(10) => self.number(err_hdl),
ch if ch.is_ascii_digit() => self.number(err_hdl),
// Identifiers
ch if ch.is_ascii_alphabetic() => self.identifier(),
// Anything else is an error
@ -163,12 +163,12 @@ impl Scanner {
/// Read the rest of a number.
fn number(&mut self, err_hdl: &mut ErrorHandler) {
while self.peek().is_digit(10) {
while self.peek().is_ascii_digit() {
self.current += 1;
}
if self.peek() == '.' && self.peek_next().is_digit(10) {
if self.peek() == '.' && self.peek_next().is_ascii_digit() {
self.current += 1;
while self.peek().is_digit(10) {
while self.peek().is_ascii_digit() {
self.current += 1;
}
}