First release of open-appsec source code

core/include/general/tostring.h

@@ -0,0 +1,72 @@
+// Copyright (C) 2022 Check Point Software Technologies Ltd. All rights reserved.
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef __TOSTRING_H__
+#define __TOSTRING_H__
+
+#include <sstream>
+
+class ToString
+{
+public:
+    ToString() {}
+
+    template<typename T, typename... Args>
+    ToString(const T &obj, Args... args)
+    {
+        str << obj << static_cast<std::string>(ToString(std::forward<Args>(args)...));
+    }
+
+    template<typename T>
+    ToString &
+    operator<<(const T &obj)
+    {
+        str << obj;
+        return *this;
+    }
+
+    template<typename T>
+    bool
+    operator==(const T &obj) const
+    {
+        return *this == ToString(obj);
+    }
+
+    template<typename T>
+    bool
+    operator!=(const T &obj) const
+    {
+        return *this != ToString(obj);
+    }
+
+    bool
+    operator==(const ToString &other) const
+    {
+        return str.str() == other.str.str();
+    }
+
+    bool
+    operator!=(const ToString &other) const
+    {
+        return str.str() != other.str.str();
+    }
+
+    void reset() { str.str(""); }
+
+    operator std::string() { return str.str(); }
+
+private:
+    std::ostringstream str;
+};
+
+#endif // __TOSTRING_H__