Method peek

aiscript-lexer/src/lib.rs:273–275

Peeks at the next character without consuming it

(&mut self)

    // Peeks at the next character without consuming it
    fn peek(&mut self) -> Option<char> {
        self.iter.peek().map(|&(_, c)| c)
    }

    // Looks ahead at the next N characters without consuming them
    fn check_next(&self, n: usize) -> Option<&str> {