fix compilation on vs2015 (taken from MS-ranges)

nlohmann · Oct 22, 2016 · 56492ce · 56492ce
1 parent 15507d1
commit 56492ce
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/json.hpp b/src/json.hpp
@@ -146,6 +146,9 @@ struct has_mapped_type
         std::is_integral<decltype(detect(std::declval<T>()))>::value;
 };
 
+void to_json();
+void from_json();
+
 struct to_json_fn
 {
   private: