# now it's your turn - please replace the pseudo code comments ### with Perl 6 ...
#| edit a text file at the first matching line
multi sub MAIN ('edit', $filename, *@search-terms) {

    my $matching-line-number = 0;

    # add some code of your own here to ...

    ### slurp in the lines of the file (hint: how is the config file read?)
    my $contents = slurp $filename;

    ### join the search terms into a string
    my $terms = @search-terms.join(' ');

    ### make a pattern from the string

    ### find the first line in the file that matches the pattern
    loop (my $i = 0; $i < $contents.split("\n").elems; $i++) {
        if $contents.split("\n")[$i].contains($terms) {
            $matching-line-number = $i + 1;
            last;
        }
    }

    # open your editor at the first line that matches
    MAIN('edit', $filename, $matching-line-number);

}