pub fn parse<'a>(input: &'a str) -> Result<RobotsParser, &'static str> {
        let mut rules = vec![];
        let mut input = input;

        //Always add a Allow(/robots.txt) at the start
        rules.push(Robots::GlobalRule(Rule::Allow("/robots.txt".to_owned())));

        loop {
            let rulers = alt((
                RobotsParser::comment_line_parser(),
                map_opt(RobotsParser::crlf_parse(), |_| Some(None::<Robots>)),
                RobotsParser::parse_user_agent(),
                map_opt(RobotsParser::parse_rule(), |rule| {
                    Some(Some(Robots::GlobalRule(rule)))
                }),
            ))(input);
            input = match rulers {
                Ok((input, Some(rule))) => {
                    rules.push(rule);
                    input
                }
                Ok((input, None)) => input,
                Err(_) => {
                    return Err("Could not parse Robots.txt");
                }
            };

            // No more input -> Return
            if input.is_empty() {
                break;
            }
        }

        Ok(RobotsParser { rules: rules })
    }
/// Parses a robots.txt input string
Parses a robots.txt input string
Parses a robots . txt input string
pub fn parse<'a>(input: &'a str) -> Result<RobotsParser, &'static str> {
        let mut rules = vec![];
        let mut input = input;
        //Always add a Allow(/robots.txt) at the start
        rules.push(Robots::GlobalRule(Rule::Allow("/robots.txt".to_owned())));
        loop {
            let rulers = alt((
                RobotsParser::comment_line_parser(),
                map_opt(RobotsParser::crlf_parse(), |_| Some(None::<Robots>)),
                RobotsParser::parse_user_agent(),
                map_opt(RobotsParser::parse_rule(), |rule| {
                    Some(Some(Robots::GlobalRule(rule)))
                }),
            ))(input);
            input = match rulers {
                Ok((input, Some(rule))) => {
                    rules.push(rule);
                    input
                }
                Ok((input, None)) => input,
                Err(_) => {
                    return Err("Could not parse Robots.txt");
                }
            };
            // No more input -> Return
            if input.is_empty() {
                break;
            }
        }
        Ok(RobotsParser { rules: rules })
    }
pub fn parse < ' a > ( input : & ' a str ) -> Result < RobotsParser , & ' static str > { let mut rules = vec ! [ ] ; let mut input = input ; //Always add a Allow(/robots.txt) at the start rules . push ( Robots :: GlobalRule ( Rule :: Allow ( " " . to_owned ( ) ) ) ) ; loop { let rulers = alt ( ( RobotsParser :: comment_line_parser ( ) , map_opt ( RobotsParser :: crlf_parse ( ) , | _ | Some ( None :: < Robots > ) ) , RobotsParser :: parse_user_agent ( ) , map_opt ( RobotsParser :: parse_rule ( ) , | rule | { Some ( Some ( Robots :: GlobalRule ( rule ) ) ) } ) , ) ) ( input ) ; input = match rulers { Ok ( ( input , Some ( rule ) ) ) => { rules . push ( rule ) ; input } Ok ( ( input , None ) ) => input , Err ( _ ) => { return Err ( " " ) ; } } ; // No more input -> Return if input . is_empty ( ) { break ; } } Ok ( RobotsParser { rules : rules } ) }
Parses a robots.txt input string
Parses a robots . txt input string
input
&'a str