Switch from UDLs to functions

Author: zauguin

hdr/sqlite_modern_cpp.h

@@ -36,17 +36,13 @@ namespace sqlite {
 		T value;
 	};
 
-	inline namespace literals {
-		inline auto operator ""_sqlparam(const char *name, std::size_t) {
-			return [name](auto &&arg) {
-				return index_binding_helper<decltype(arg), true>{name, std::forward<decltype(arg)>(arg)};
-			};
-		}
-		inline auto operator ""_sqlparam(unsigned long long index) {
-			return [index](auto &&arg) {
-				return index_binding_helper<decltype(arg)>{index, std::forward<decltype(arg)>(arg)};
-			};
-		}
+	template<class T>
+	auto named_parameter(const char *name, T &&arg) {
+		return index_binding_helper<decltype(arg), true>{name, std::forward<decltype(arg)>(arg)};
+	}
+	template<class T>
+	auto indexed_parameter(int index, T &&arg) {
+		return index_binding_helper<decltype(arg)>{index, std::forward<decltype(arg)>(arg)};
 	}
 
 	class row_iterator;

tests/named.cc

@@ -11,7 +11,7 @@ TEST_CASE("binding named parameters works", "[named]") {
     db << "CREATE TABLE foo (a,b);";
 
     int a = 1;
-    db << "INSERT INTO foo VALUES (:first,:second)" << ":second"_sqlparam(2) << ":first"_sqlparam(a);
+    db << "INSERT INTO foo VALUES (:first,:second)" << named_parameter(":second", 2) << named_parameter(":first", a);
 
     db << "SELECT b FROM foo WHERE a=?;" << 1 >> a;