CLI: don't crash if summary in rule file is empty
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@ -627,7 +627,7 @@ bool CmdLineParser::ParseFromArgs(int argc, const char* const argv[])
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tinyxml2::XMLElement *summary = message->FirstChildElement("summary");
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if (summary)
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rule.summary = summary->GetText();
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rule.summary = summary->GetText() ? summary->GetText() : "";
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}
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if (!rule.pattern.empty())
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