I tried applying this script to itself. That was to check if significant uses of '#' were handled properly. The results were, uhhh . . . unfortunate.

  1. It stripped the shebang line, which doesn't look exotic at all.
  2. It did 
    -if ( $us eq "ee" ) { $comm = ';'; } else { $comm = '#'; }
+if ( $us eq "ee" ) { $comm = ';'; } else { $comm = '

    [download]
    leaving an unclosed quote in the code.
  3. It did 
    -   die(&pwarn($comm)) if $topline =~ /\#\!.*perl/i ;
+   die(&pwarn($comm)) if $topline =~ /\

    [download]
    leaving an open regex match.
  4. It did 
    -     if ( $topline =~ /(\s+)\#\!/ ) {
+     if ( $topline =~ /(\s+)\

    [download]
    to the same effect.

I think your e can only be applied in the simplest circumstances.

Don't feel too bad, the saying goes, "Only perl can parse Perl." To do this sort of thing properly really does require a parser.

After Compline,
Zaxo

In reply to Re: Comment Stripper script for unix by Zaxo
in thread Comment Stripper script for unix by hsinclai

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