From 98aed90e0241564fa89fe91694e8b239f8fef22e Mon Sep 17 00:00:00 2001
From: pantor <lars.berscheid@online.de>
Date: Sun, 18 Feb 2018 18:59:24 +0100
Subject: [PATCH] argument default json

---
 src/inja.hpp               | 2 +-
 test/src/unit-renderer.cpp | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/inja.hpp b/src/inja.hpp
index c5a4713..6073169 100644
--- a/src/inja.hpp
+++ b/src/inja.hpp
@@ -853,7 +853,7 @@ public:
 		renderer.map_callbacks[name] = callback;
 	}
 
-	template<typename T>
+	template<typename T = json>
 	T get_argument(Parsed::Arguments args, int index, json data) {
 		return renderer.eval_expression<T>(args[index], data);
 	}
diff --git a/test/src/unit-renderer.cpp b/test/src/unit-renderer.cpp
index 4d42896..7cf9a14 100644
--- a/test/src/unit-renderer.cpp
+++ b/test/src/unit-renderer.cpp
@@ -165,8 +165,8 @@ TEST_CASE("callbacks") {
 	});
 
 	env.add_callback("multiply", 2, [&env](inja::Parsed::Arguments args, json data) {
-		double number1 = env.get_argument<double>(args, 0, data);
-		double number2 = env.get_argument<double>(args, 1, data);
+		double number1 = env.get_argument(args, 0, data);
+		auto number2 = env.get_argument<double>(args, 1, data);
 		return number1 * number2;
 	});