From 5293b3683ee51a624d69be574e7352337a7eccdc Mon Sep 17 00:00:00 2001
From: Gymnasiast <m.o.steenbeek@gmail.com>
Date: Thu, 29 Jul 2021 15:12:30 +0200
Subject: [PATCH] Fix macOS compilation (hopefully)

---
 src/openrct2/ParkFile.cpp | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/src/openrct2/ParkFile.cpp b/src/openrct2/ParkFile.cpp
index 41d557f5d2..cade9af83d 100644
--- a/src/openrct2/ParkFile.cpp
+++ b/src/openrct2/ParkFile.cpp
@@ -54,6 +54,7 @@
 #include <cstdint>
 #include <ctime>
 #include <numeric>
+#include <optional>
 #include <string_view>
 #include <vector>
 
@@ -4424,14 +4425,16 @@ static const FootpathMapping* GetFootpathMapping(const ObjectEntryDescriptor& de
     if (desc.Generation == ObjectGeneration::JSON)
     {
         auto datPathName = GetDATPathName(desc.Identifier);
-        if (datPathName == std::nullopt)
+        if (datPathName.has_value())
+        {
+            rct_object_entry objectEntry = {};
+            objectEntry.SetName(datPathName.value());
+            return GetFootpathSurfaceId(ObjectEntryDescriptor(objectEntry));
+        }
+        else
         {
             return nullptr;
         }
-
-        rct_object_entry objectEntry = {};
-        objectEntry.SetName(datPathName.value());
-        return GetFootpathSurfaceId(ObjectEntryDescriptor(objectEntry));
     }
 
     // Even old .park saves with DAT identifiers somehow exist.