Fixed include diagram JSON generator on Windows

src/include_diagram/generators/json/include_diagram_generator.cc

@@ -55,7 +55,11 @@ void generator::generate(const source_file &f, nlohmann::json &parent) const
     nlohmann::json j;
     j["id"] = std::to_string(f.id());
     j["name"] = f.name();
-    j["display_name"] = f.full_name(false);
+    auto display_name = f.full_name(false);
+ #if defined(_MSC_VER)
+    util::replace_all(display_name, "\\", "/");
+ #endif
+    j["display_name"] = std::move(display_name);
 
     if (f.type() == common::model::source_file_t::kDirectory) {
         LOG_DBG("Generating directory {}", f.name());

tests/t00056/test_case.h

@@ -56,7 +56,7 @@ TEST_CASE("t00056", "[test-case][class]")
 #ifdef _MSC_VER
         REQUIRE_THAT(puml,
             IsConceptRequirement(
-                _A("convertible_to_string<T>"), "std::string({s})"));
+                _A("convertible_to_string<T>"), "std::string{s}"));
 #else
         REQUIRE_THAT(puml,
             IsConceptRequirement(