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Once.cpp

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#include "modules/Once.h"

#include <unordered_set>

using namespace std;

static unordered_set<string> thingsDone;

bool DFHack::Once::alreadyDone(string bob) {

return thingsDone.find(bob) != thingsDone.end();

}

bool DFHack::Once::doOnce(string bob) {

return thingsDone.insert(bob).second;

}