Support long and unsined long as int and unsigned on Microsft platforms

Author: Sumoren

include/rapidjson/document.h

@@ -451,6 +451,26 @@ struct TypeHelper<ValueType, unsigned> {
     static ValueType& Set(ValueType& v, unsigned data, typename ValueType::AllocatorType&) { return v.SetUint(data); }
 };
 
+#ifdef _MSC_VER
+RAPIDJSON_STATIC_ASSERT(sizeof(long) == sizeof(int));
+template<typename ValueType>
+struct TypeHelper<ValueType, long> {
+    static bool Is(const ValueType& v) { return v.IsInt(); }
+    static long Get(const ValueType& v) { return v.GetInt(); }
+    static ValueType& Set(ValueType& v, long data) { return v.SetInt(data); }
+    static ValueType& Set(ValueType& v, long data, typename ValueType::AllocatorType&) { return v.SetInt(data); }
+};
+
+RAPIDJSON_STATIC_ASSERT(sizeof(unsigned long) == sizeof(unsigned));
+template<typename ValueType>
+struct TypeHelper<ValueType, unsigned long> {
+    static bool Is(const ValueType& v) { return v.IsUint(); }
+    static unsigned long Get(const ValueType& v) { return v.GetUint(); }
+    static ValueType& Set(ValueType& v, unsigned long data) { return v.SetUint(data); }
+    static ValueType& Set(ValueType& v, unsigned long data, typename ValueType::AllocatorType&) { return v.SetUint(data); }
+};
+#endif
+
 template<typename ValueType> 
 struct TypeHelper<ValueType, int64_t> {
     static bool Is(const ValueType& v) { return v.IsInt64(); }