use reject instead of [ ... not ] filter.
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@ -396,7 +396,7 @@ M: windows home
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] if ;
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: alternate-file-streams ( path -- streams )
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file-streams [ cStreamName>> alien>native-string "::$DATA" = not ] filter ;
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file-streams [ cStreamName>> alien>native-string "::$DATA" = ] reject ;
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: alternate-file-streams? ( path -- streams )
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alternate-file-streams empty? not ;
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@ -86,7 +86,7 @@ C: <ebnf> ebnf
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: filter-hidden ( seq -- seq )
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! Remove elements that produce no AST from sequence
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[ ebnf-ensure-not? ] reject [ ebnf-ensure? not ] filter ;
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[ ebnf-ensure-not? ] reject [ ebnf-ensure? ] reject ;
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: syntax ( string -- parser )
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! Parses the string, ignoring white space, and
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