-

misc/xbt/string_view.h

@@ -0,0 +1,22 @@
+#include <boost/utility/string_ref.hpp>
+#include <string>
+
+namespace std 
+{
+	using string_view = boost::string_ref;
+}
+
+inline std::string& operator+=(std::string& a, std::string_view b)
+{
+	return a.append(b.data(), b.size());
+}
+
+inline std::string& operator<<(std::string& a, std::string_view b)
+{
+	return a += b;
+}
+
+inline std::string& operator<<(std::string& a, long long b)
+{
+	return a += std::to_string(b);
+}