simple regex and test

test/test1.cpp

@@ -0,0 +1,21 @@
+#include "log_parse.hpp"
+
+#include <cassert>
+
+int main(void) {
+
+	{
+		const auto parse_res = log_parse_line(" 442.539 Script @__Factorio-Event-Logger__/logger.lua:65: [RESEARCH CANCELLED] worker-robots-speed");
+		assert(parse_res.has_value());
+		assert(parse_res.value().event == "RESEARCH CANCELLED");
+		assert(parse_res.value().info == "worker-robots-speed");
+	}
+
+	{
+		const auto parse_res = log_parse_line(" 224.089 Info ServerMultiplayerManager.cpp:944: updateTick(38228812) received stateChanged peerID(2) oldState(ConnectedLoadingMap) newState(TryingToCatchUp)");
+		assert(!parse_res.has_value());
+	}
+
+	return 0;
+}
+