pub fn search<'a>(query: &str, contents: &'a str) -> Vec<String> {
    let mut results = Vec::new();

    for (lineno, line) in contents.lines().enumerate() {
        if line.contains(query) {
            let sTemp: String = lineno.to_string();
            results.push(sTemp.push_str(line));
        }
    }
    return results;