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DanielleSucher/safe_regex.erl

Created December 15, 2013 02:09
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safe_regex.erl
safe(Pattern) when erlang:length(Pattern) > 80 ->
false;
safe(Pattern) ->
DangerousRegex = "\{-?[0-9]{3,}|[0-9]{3,}\\\\?\}|([^\\\\]|^)(\\\\\\\\)*/",
re:run(Pattern, DangerousRegex) =:= nomatch.
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