Method expect_hex_integer

crates/hll-to-ir/src/parser.rs:1575–1589

(&mut self)

        if self.match_gt() {
            return Ok(());
        }
        if matches!(self.peek(), Some(Token::Shr | Token::Gte)) {
            self.advance();
            self.pending_gt_from_shr = true;
            return Ok(());
        }
        Err(self.error("expected `>` to close type arguments"))
    }

    fn parse_type_atom(&mut self) -> Result<Type, ParserError> {
        match self.peek() {
            Some(Token::I8) => {
                self.advance();
                Ok(Type::Primitive("i8".into()))
            }
            Some(Token::I16) => {
                self.advance();
                Ok(Type::Primitive("i16".into()))