Method parse_value_options

datafusion/sql/src/parser.rs:1160–1180

Parses (key value) style options into a map of String --> [`Value`]. This method supports keywords as key names as well as multiple value types such as Numbers as well as Strings.

(&mut self)

    /// This method supports keywords as key names as well as multiple
    /// value types such as Numbers as well as Strings.
    fn parse_value_options(&mut self) -> Result<Vec<(String, Value)>, DataFusionError> {
        let mut options = vec![];
        self.parser.expect_token(&Token::LParen)?;

        loop {
            let key = self.parse_option_key()?;
            let value = self.parse_option_value()?;
            options.push((key, value));
            let comma = self.parser.consume_token(&Token::Comma);
            if self.parser.consume_token(&Token::RParen) {
                // Allow a trailing comma, even though it's not in standard
                break;
            } else if !comma {
                return self.expected(
                    "',' or ')' after option definition",
                    &self.parser.peek_token(),
                );
            }
        }
        Ok(options)
    }
}

#[cfg(test)]