fn main() {
    for platform in social::providers() {
        let (kind, aspect, pattern, src) = match platform.embed_rule() {
            None => ("CARD", "", "", ""),
            Some(rule) => match rule.pattern {
                None => ("frame", rule.aspect.as_str(), "", rule.src),
                Some(pattern) => ("fid", rule.aspect.as_str(), pattern, rule.src),
            },
        };
        println!(
            "{}\t{}\t{}\t{}\t{}\t{}\t{}\t{}",
            platform.id(),
            platform.name(),
            platform.category().as_str(),
            platform.domains().join(","),
            kind,
            aspect,
            pattern,
            src
        );
    }
}