[core] Fix signature of fluent interface setters

2 files changed, 10 insertions, 10 deletions

diff --git a/include/mbgl/map/map_options.hpp b/include/mbgl/map/map_options.hpp
index 384b113dba..b5dc2930c9 100644
--- a/include/mbgl/map/map_options.hpp
+++ b/include/mbgl/map/map_options.hpp
@@ -28,7 +28,7 @@ public:
      * @param mode Map rendering mode.
      * @return MapOptions for chaining options together.
      */
-    MapOptions withMapMode(MapMode mode);
+    MapOptions& withMapMode(MapMode mode);
 
     /**
      * @brief Gets the previously set (or default) map mode.
@@ -45,7 +45,7 @@ public:
      * @param mode Map constrain mode.
      * @return MapOptions for chaining options together.
      */
-    MapOptions withConstrainMode(ConstrainMode mode);
+    MapOptions& withConstrainMode(ConstrainMode mode);
 
     /**
      * @brief Gets the previously set (or default) constrain mode.
@@ -61,7 +61,7 @@ public:
      * @param mode Viewport mode.
      * @return MapOptions for chaining options together.
      */
-    MapOptions withViewportMode(ViewportMode mode);
+    MapOptions& withViewportMode(ViewportMode mode);
 
     /**
      * @brief Gets the previously set (or default) viewport mode.
@@ -77,7 +77,7 @@ public:
      * @param enableCollisions true to enable, false to disable
      * @return MapOptions for chaining options together.
      */
-    MapOptions withCrossSourceCollisions(bool enableCollisions);
+    MapOptions& withCrossSourceCollisions(bool enableCollisions);
 
     /**
      * @brief Gets the previously set (or default) crossSourceCollisions value.
diff --git a/include/mbgl/storage/resource_options.hpp b/include/mbgl/storage/resource_options.hpp
index 958392175c..e8a56920e0 100644
--- a/include/mbgl/storage/resource_options.hpp
+++ b/include/mbgl/storage/resource_options.hpp
@@ -25,7 +25,7 @@ public:
      * @param token Mapbox access token.
      * @return ResourceOptions for chaining options together.
      */
-    ResourceOptions withAccessToken(std::string token);
+    ResourceOptions& withAccessToken(std::string token);
 
     /**
      * @brief Gets the previously set (or default) Mapbox access token.
@@ -40,7 +40,7 @@ public:
      * @param baseURL API base URL.
      * @return ResourceOptions for chaining options together.
      */
-    ResourceOptions withBaseURL(std::string baseURL);
+    ResourceOptions& withBaseURL(std::string baseURL);
 
     /**
      * @brief Gets the previously set (or default) API base URL.
@@ -55,7 +55,7 @@ public:
      * @param path Cache path.
      * @return ResourceOptions for chaining options together.
      */
-    ResourceOptions withCachePath(std::string path);
+    ResourceOptions& withCachePath(std::string path);
 
     /**
      * @brief Gets the previously set (or default) cache path.
@@ -71,7 +71,7 @@ public:
      * @param path Asset path.
      * @return ResourceOptions for chaining options together.
      */
-    ResourceOptions withAssetPath(std::string path);
+    ResourceOptions& withAssetPath(std::string path);
 
     /**
      * @brief Gets the previously set (or default) asset path.
@@ -86,7 +86,7 @@ public:
      * @param size Cache maximum size in bytes.
      * @return reference to ResourceOptions for chaining options together.
      */
-    ResourceOptions withMaximumCacheSize(uint64_t size);
+    ResourceOptions& withMaximumCacheSize(uint64_t size);
 
     /**
      * @brief Gets the previously set (or default) maximum allowed cache size.
@@ -102,7 +102,7 @@ public:
      * @param context Platform context.
      * @return reference to ResourceOptions for chaining options together.
      */
-    ResourceOptions withPlatformContext(void* context);
+    ResourceOptions& withPlatformContext(void* context);
 
     /**
      * @brief Gets the previously set (or default) platform context.