neth: format peers

neth/main.cpp

@@ -947,14 +947,14 @@ int main(int argc, char** argv)
 
 		// Peers
 		y = 1;
-		string psc;
-		string pss;
-		auto cp = c.peers();
-		psc = toString(cp.size()) + " peer(s)";
-		for (PeerInfo const& i: cp)
+		for (PeerInfo const& i: c.peers())
 		{
-			pss = toString(chrono::duration_cast<chrono::milliseconds>(i.lastPing).count()) + " ms - " + i.host + ":" + toString(i.port) + " - " + i.clientVersion;
-			mvwaddnstr(peerswin, y++, x, pss.c_str(), qwidth);
+			auto s = boost::format("%1% ms - %2%:%3% - %4%") %
+				toString(chrono::duration_cast<chrono::milliseconds>(i.lastPing).count()) %
+				i.host %
+				toString(i.port) %
+				i.clientVersion;
+			mvwaddnstr(peerswin, y++, x, s.str().c_str(), qwidth);
 			if (y > height * 2 / 5 - 4)
 				break;
 		}