AbleScript/ablescript
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Used checked next in require

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Erin 2022-03-20 02:20:55 +01:00 committed by ondra05
parent 5a5403a8df
commit 86e1391ea2
1 changed files with 5 additions and 6 deletions
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9
ablescript/src/parser.rs
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@ -120,11 +120,10 @@ impl<'source> Parser<'source> {
} }
/// Require next item to be equal with expected one /// Require next item to be equal with expected one
fn require(&mut self, expected: Token) -> Result<(), Error> { fn require(&mut self, required: Token) -> Result<(), Error> {
match self.lexer.next() { match self.checked_next()? {
Some(t) if t == expected => Ok(()), t if t == required => Ok(()),
Some(t) => Err(Error::new(ErrorKind::UnexpectedToken(t), self.lexer.span())), t => Err(Error::new(ErrorKind::UnexpectedToken(t), self.lexer.span())),
None => Err(Error::unexpected_eof(self.lexer.span().start)),
} }
} }