Method byte_class

regex/src/dfa.rs:1556–1561

(&self, b: Byte)

    /// corresponding byte class.
    #[inline(always)]
    fn byte_class(&self, b: Byte) -> usize {
        match b.as_byte() {
            None => self.num_byte_classes() - 1,
            Some(b) => self.u8_class(b),
        }
    }

    /// Like byte_class, but explicitly for u8s.
    #[inline(always)]