{
    my %exlinx;
    my $link       = qr/ \[ (?: ([^|\]]*) \| )? ([^\]]*) \] /x; # 1: url 2: text
    my $inlinetag = do {
        our $acc =
        qr/(?> \{          (?: (?> \\. | [^\\{}]+ | (??{ $acc }) ) )*   \} )/x;
        qr/    \{ (\w+): ( (?: (?> \\. | [^\\{}]+ | (??{ $acc }) ) )* ) \}  /x;
    }; # 1: tag 2: text
    my $overig     = qr/(?: (?> \\. | [^{\[\\]+ ) )*/sx; # -: text
    my $stuff      = qr/(?> $overig ) | (?> $link ) | (?> $inlinetag )/x;
    my $paratag    = qr/(\w+):\s*/;
    my $n          = qr/\n\s*\n/;

    # These return html-ified versions of the input
    sub inlineparse { ... }
    sub paraparse { ... }
    sub colorize { ... }
}