Fix not rendering uint64_t values greater than the int64_t max value (pantor#278)

* Fix not properly rendering uint64_t values greater than the int64_t max value

* Move render check to variables subcase

Author: 2x2anthony

include/inja/renderer.hpp

@@ -56,6 +56,8 @@ class Renderer : public NodeVisitor {
   void print_data(const std::shared_ptr<json> value) {
     if (value->is_string()) {
       *output_stream << value->get_ref<const json::string_t&>();
+    } else if (value->is_number_unsigned()) {
+      *output_stream << value->get<const json::number_unsigned_t>();
     } else if (value->is_number_integer()) {
       *output_stream << value->get<const json::number_integer_t>();
     } else if (value->is_null()) {

single_include/inja/inja.hpp

@@ -2125,6 +2125,8 @@ class Renderer : public NodeVisitor {
   void print_data(const std::shared_ptr<json> value) {
     if (value->is_string()) {
       *output_stream << value->get_ref<const json::string_t&>();
+    } else if (value->is_number_unsigned()) {
+      *output_stream << value->get<const json::number_unsigned_t>();
     } else if (value->is_number_integer()) {
       *output_stream << value->get<const json::number_integer_t>();
     } else if (value->is_null()) {

test/test-renderer.cpp

@@ -18,6 +18,7 @@ TEST_CASE("types") {
   data["relatives"]["brother"] = "Chris";
   data["relatives"]["sister"] = "Jenny";
   data["vars"] = {2, 3, 4, 0, -1, -2, -3};
+  data["max_value"] = 18446744073709551615ull;
 
   SUBCASE("basic") {
     CHECK(env.render("", data) == "");
@@ -38,6 +39,7 @@ TEST_CASE("types") {
     CHECK(env.render("{{ \"{{ no_value }}\" }}", data) == "{{ no_value }}");
     CHECK(env.render("{{ @name }}", data) == "@name");
     CHECK(env.render("{{ $name }}", data) == "$name");
+    CHECK(env.render("{{max_value}}", data) == "18446744073709551615");
 
     CHECK_THROWS_WITH(env.render("{{unknown}}", data), "[inja.exception.render_error] (at 1:3) variable 'unknown' not found");
   }