* Typo: if -> elsif.
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@ -10,7 +10,7 @@ my $invert = 0;
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foreach my $arg (@ARGV) {
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foreach my $arg (@ARGV) {
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if ($arg eq "--keep-successors") { $keepsuccessors = 1; }
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if ($arg eq "--keep-successors") { $keepsuccessors = 1; }
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if ($arg eq "--invert") { $invert = 1; }
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elsif ($arg eq "--invert") { $invert = 1; }
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else { die "unknown argument `$arg'" };
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else { die "unknown argument `$arg'" };
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}
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}
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