noexcept specifier for layer factory methods

39 files changed, 84 insertions, 81 deletions

diff --git a/include/mbgl/style/layer.hpp b/include/mbgl/style/layer.hpp
index c2aaaa6f48..1e1e97dd0d 100644
--- a/include/mbgl/style/layer.hpp
+++ b/include/mbgl/style/layer.hpp
@@ -98,13 +98,13 @@ class LayerFactory {
 public:
     virtual ~LayerFactory() = default;
     /// Returns \c true if this factory can produce layers of the given type of the layers; returns \c false otherwise.
-    virtual bool supportsType(const std::string& type) const = 0;
+    virtual bool supportsType(const std::string& type) const noexcept = 0;
     /// Returns a new Layer instance on success call; returns `nulltptr` otherwise. 
     virtual std::unique_ptr<Layer> createLayer(const std::string& id, const conversion::Convertible& value) = 0;
 
 protected:
-    optional<std::string> getSource(const conversion::Convertible& value) const;
-    bool initSourceLayerAndFilter(Layer*, const conversion::Convertible& value) const;
+    optional<std::string> getSource(const conversion::Convertible& value) const noexcept;
+    bool initSourceLayerAndFilter(Layer*, const conversion::Convertible& value) const noexcept;
 };
 
 /**
@@ -117,11 +117,11 @@ public:
      * 
      * @return LayerManager* 
      */
-    static LayerManager* get();
+    static LayerManager* get() noexcept;
 
     virtual ~LayerManager() = default;
     /// Returns a new Layer instance on success call; returns `nulltptr` otherwise.
-    virtual std::unique_ptr<Layer> createLayer(const std::string& type, const std::string& id, const conversion::Convertible& value, conversion::Error& error) = 0;
+    virtual std::unique_ptr<Layer> createLayer(const std::string& type, const std::string& id, const conversion::Convertible& value, conversion::Error& error) noexcept = 0;
 
 protected:
     LayerManager() = default;
diff --git a/include/mbgl/style/layers/background_layer.hpp b/include/mbgl/style/layers/background_layer.hpp
index 61e95d2273..639cb5154c 100644
--- a/include/mbgl/style/layers/background_layer.hpp
+++ b/include/mbgl/style/layers/background_layer.hpp
@@ -61,10 +61,10 @@ public:
     BackgroundLayerFactory();
     // LayerFactory overrides.
     ~BackgroundLayerFactory() override;
-    bool supportsType(const std::string& type) const final;
+    bool supportsType(const std::string& type) const noexcept final;
     std::unique_ptr<style::Layer> createLayer(const std::string& id, const conversion::Convertible& value) final;
 
-    static BackgroundLayerFactory* get();
+    static BackgroundLayerFactory* get() noexcept;
 
 private:
     static BackgroundLayerFactory* instance;
diff --git a/include/mbgl/style/layers/circle_layer.hpp b/include/mbgl/style/layers/circle_layer.hpp
index 92a6bbd92e..4c134a58bf 100644
--- a/include/mbgl/style/layers/circle_layer.hpp
+++ b/include/mbgl/style/layers/circle_layer.hpp
@@ -109,10 +109,10 @@ public:
     CircleLayerFactory();
     // LayerFactory overrides.
     ~CircleLayerFactory() override;
-    bool supportsType(const std::string& type) const final;
+    bool supportsType(const std::string& type) const noexcept final;
     std::unique_ptr<style::Layer> createLayer(const std::string& id, const conversion::Convertible& value) final;
 
-    static CircleLayerFactory* get();
+    static CircleLayerFactory* get() noexcept;
 
 private:
     static CircleLayerFactory* instance;
diff --git a/include/mbgl/style/layers/custom_layer.hpp b/include/mbgl/style/layers/custom_layer.hpp
index f58e41adf5..0d13001b91 100644
--- a/include/mbgl/style/layers/custom_layer.hpp
+++ b/include/mbgl/style/layers/custom_layer.hpp
@@ -90,10 +90,10 @@ public:
     CustomLayerFactory();
     // LayerFactory overrides.
     ~CustomLayerFactory() override;
-    bool supportsType(const std::string& type) const final;
+    bool supportsType(const std::string& type) const noexcept final;
     std::unique_ptr<style::Layer> createLayer(const std::string& id, const conversion::Convertible& value) final;
 
-    static CustomLayerFactory* get();
+    static CustomLayerFactory* get() noexcept;
 
 private:
     static CustomLayerFactory* instance;
diff --git a/include/mbgl/style/layers/fill_extrusion_layer.hpp b/include/mbgl/style/layers/fill_extrusion_layer.hpp
index bc761f2bec..621eb45bc4 100644
--- a/include/mbgl/style/layers/fill_extrusion_layer.hpp
+++ b/include/mbgl/style/layers/fill_extrusion_layer.hpp
@@ -85,10 +85,10 @@ public:
     FillExtrusionLayerFactory();
     // LayerFactory overrides.
     ~FillExtrusionLayerFactory() override;
-    bool supportsType(const std::string& type) const final;
+    bool supportsType(const std::string& type) const noexcept final;
     std::unique_ptr<style::Layer> createLayer(const std::string& id, const conversion::Convertible& value) final;
 
-    static FillExtrusionLayerFactory* get();
+    static FillExtrusionLayerFactory* get() noexcept;
 
 private:
     static FillExtrusionLayerFactory* instance;
diff --git a/include/mbgl/style/layers/fill_layer.hpp b/include/mbgl/style/layers/fill_layer.hpp
index 7ef6727691..aeb0ba988a 100644
--- a/include/mbgl/style/layers/fill_layer.hpp
+++ b/include/mbgl/style/layers/fill_layer.hpp
@@ -85,10 +85,10 @@ public:
     FillLayerFactory();
     // LayerFactory overrides.
     ~FillLayerFactory() override;
-    bool supportsType(const std::string& type) const final;
+    bool supportsType(const std::string& type) const noexcept final;
     std::unique_ptr<style::Layer> createLayer(const std::string& id, const conversion::Convertible& value) final;
 
-    static FillLayerFactory* get();
+    static FillLayerFactory* get() noexcept;
 
 private:
     static FillLayerFactory* instance;
diff --git a/include/mbgl/style/layers/heatmap_layer.hpp b/include/mbgl/style/layers/heatmap_layer.hpp
index e38c6ab6e1..3630dafba9 100644
--- a/include/mbgl/style/layers/heatmap_layer.hpp
+++ b/include/mbgl/style/layers/heatmap_layer.hpp
@@ -74,10 +74,10 @@ public:
     HeatmapLayerFactory();
     // LayerFactory overrides.
     ~HeatmapLayerFactory() override;
-    bool supportsType(const std::string& type) const final;
+    bool supportsType(const std::string& type) const noexcept final;
     std::unique_ptr<style::Layer> createLayer(const std::string& id, const conversion::Convertible& value) final;
 
-    static HeatmapLayerFactory* get();
+    static HeatmapLayerFactory* get() noexcept;
 
 private:
     static HeatmapLayerFactory* instance;
diff --git a/include/mbgl/style/layers/hillshade_layer.hpp b/include/mbgl/style/layers/hillshade_layer.hpp
index e1e9a4d0a1..a251956d01 100644
--- a/include/mbgl/style/layers/hillshade_layer.hpp
+++ b/include/mbgl/style/layers/hillshade_layer.hpp
@@ -79,10 +79,10 @@ public:
     HillshadeLayerFactory();
     // LayerFactory overrides.
     ~HillshadeLayerFactory() override;
-    bool supportsType(const std::string& type) const final;
+    bool supportsType(const std::string& type) const noexcept final;
     std::unique_ptr<style::Layer> createLayer(const std::string& id, const conversion::Convertible& value) final;
 
-    static HillshadeLayerFactory* get();
+    static HillshadeLayerFactory* get() noexcept;
 
 private:
     static HillshadeLayerFactory* instance;
diff --git a/include/mbgl/style/layers/layer.hpp.ejs b/include/mbgl/style/layers/layer.hpp.ejs
index 6006352eee..d335829efb 100644
--- a/include/mbgl/style/layers/layer.hpp.ejs
+++ b/include/mbgl/style/layers/layer.hpp.ejs
@@ -77,10 +77,10 @@ public:
     <%- camelize(type) %>LayerFactory();
     // LayerFactory overrides.
     ~<%- camelize(type) %>LayerFactory() override;
-    bool supportsType(const std::string& type) const final;
+    bool supportsType(const std::string& type) const noexcept final;
     std::unique_ptr<style::Layer> createLayer(const std::string& id, const conversion::Convertible& value) final;
 
-    static <%- camelize(type) %>LayerFactory* get();
+    static <%- camelize(type) %>LayerFactory* get() noexcept;
 
 private:
     static <%- camelize(type) %>LayerFactory* instance;
diff --git a/include/mbgl/style/layers/line_layer.hpp b/include/mbgl/style/layers/line_layer.hpp
index de1ed8eef1..26837f4d06 100644
--- a/include/mbgl/style/layers/line_layer.hpp
+++ b/include/mbgl/style/layers/line_layer.hpp
@@ -130,10 +130,10 @@ public:
     LineLayerFactory();
     // LayerFactory overrides.
     ~LineLayerFactory() override;
-    bool supportsType(const std::string& type) const final;
+    bool supportsType(const std::string& type) const noexcept final;
     std::unique_ptr<style::Layer> createLayer(const std::string& id, const conversion::Convertible& value) final;
 
-    static LineLayerFactory* get();
+    static LineLayerFactory* get() noexcept;
 
 private:
     static LineLayerFactory* instance;
diff --git a/include/mbgl/style/layers/raster_layer.hpp b/include/mbgl/style/layers/raster_layer.hpp
index 5cf06a7d98..86f57f3d12 100644
--- a/include/mbgl/style/layers/raster_layer.hpp
+++ b/include/mbgl/style/layers/raster_layer.hpp
@@ -91,10 +91,10 @@ public:
     RasterLayerFactory();
     // LayerFactory overrides.
     ~RasterLayerFactory() override;
-    bool supportsType(const std::string& type) const final;
+    bool supportsType(const std::string& type) const noexcept final;
     std::unique_ptr<style::Layer> createLayer(const std::string& id, const conversion::Convertible& value) final;
 
-    static RasterLayerFactory* get();
+    static RasterLayerFactory* get() noexcept;
 
 private:
     static RasterLayerFactory* instance;
diff --git a/include/mbgl/style/layers/symbol_layer.hpp b/include/mbgl/style/layers/symbol_layer.hpp
index 5dac5925dd..685e3cb4df 100644
--- a/include/mbgl/style/layers/symbol_layer.hpp
+++ b/include/mbgl/style/layers/symbol_layer.hpp
@@ -279,10 +279,10 @@ public:
     SymbolLayerFactory();
     // LayerFactory overrides.
     ~SymbolLayerFactory() override;
-    bool supportsType(const std::string& type) const final;
+    bool supportsType(const std::string& type) const noexcept final;
     std::unique_ptr<style::Layer> createLayer(const std::string& id, const conversion::Convertible& value) final;
 
-    static SymbolLayerFactory* get();
+    static SymbolLayerFactory* get() noexcept;
 
 private:
     static SymbolLayerFactory* instance;
diff --git a/platform/android/src/style/layers/layer_manager.cpp b/platform/android/src/style/layers/layer_manager.cpp
index ed553bc8e6..72bc317607 100644
--- a/platform/android/src/style/layers/layer_manager.cpp
+++ b/platform/android/src/style/layers/layer_manager.cpp
@@ -81,7 +81,7 @@ JavaLayerPeerFactory* LayerManagerAndroid::getPeerFactory(mbgl::style::Layer* la
     return nullptr;
 }
 
-std::unique_ptr<style::Layer> LayerManagerAndroid::createLayer(const std::string& type, const std::string& id, const style::conversion::Convertible& value, style::conversion::Error& error) {
+std::unique_ptr<style::Layer> LayerManagerAndroid::createLayer(const std::string& type, const std::string& id, const style::conversion::Convertible& value, style::conversion::Error& error) noexcept{
     for (const auto& factory: factories) {
         auto* layerFactory = factory->getLayerFactory();
         if (layerFactory->supportsType(type)) {
@@ -97,7 +97,7 @@ std::unique_ptr<style::Layer> LayerManagerAndroid::createLayer(const std::string
 }
 
 // static 
-LayerManagerAndroid* LayerManagerAndroid::get() {
+LayerManagerAndroid* LayerManagerAndroid::get() noexcept {
     static LayerManagerAndroid impl;
     return &impl;
 }
@@ -106,7 +106,7 @@ LayerManagerAndroid* LayerManagerAndroid::get() {
 
 namespace style {
 // static 
-LayerManager* LayerManager::get() {
+LayerManager* LayerManager::get() noexcept {
     return android::LayerManagerAndroid::get();
 }
 
diff --git a/platform/android/src/style/layers/layer_manager.hpp b/platform/android/src/style/layers/layer_manager.hpp
index 7684108555..cec9d39d8c 100644
--- a/platform/android/src/style/layers/layer_manager.hpp
+++ b/platform/android/src/style/layers/layer_manager.hpp
@@ -19,7 +19,7 @@ namespace android {
 class LayerManagerAndroid : public mbgl::style::LayerManager {
 public:
     ~LayerManagerAndroid() override;
-    static LayerManagerAndroid* get();
+    static LayerManagerAndroid* get() noexcept;
     
     jni::Local<jni::Object<Layer>> createJavaLayerPeer(jni::JNIEnv&, mbgl::Map&, mbgl::style::Layer&);
     jni::Local<jni::Object<Layer>> createJavaLayerPeer(jni::JNIEnv& env, mbgl::Map& map, std::unique_ptr<mbgl::style::Layer>);
@@ -30,7 +30,7 @@ private:
     LayerManagerAndroid();
     JavaLayerPeerFactory* getPeerFactory(mbgl::style::Layer*);
     // mbgl:style::LayerManager overrides.
-    std::unique_ptr<style::Layer> createLayer(const std::string& type, const std::string& id, const style::conversion::Convertible& value, style::conversion::Error& error) final;
+    std::unique_ptr<style::Layer> createLayer(const std::string& type, const std::string& id, const style::conversion::Convertible& value, style::conversion::Error& error) noexcept final;
 
     std::vector<std::unique_ptr<JavaLayerPeerFactory>> factories;
 };
diff --git a/platform/default/layer_manager.cpp b/platform/default/layer_manager.cpp
index e497c66729..919bc9e64e 100644
--- a/platform/default/layer_manager.cpp
+++ b/platform/default/layer_manager.cpp
@@ -21,7 +21,7 @@ public:
     LayerManagerBase();
 private:
     // LayerManager overrides.
-    std::unique_ptr<Layer> createLayer(const std::string& type, const std::string& id, const conversion::Convertible& value, conversion::Error& error) final;
+    std::unique_ptr<Layer> createLayer(const std::string& type, const std::string& id, const conversion::Convertible& value, conversion::Error& error) noexcept final;
     std::vector<std::unique_ptr<LayerFactory>> factories;
 };
 
@@ -37,7 +37,10 @@ LayerManagerBase::LayerManagerBase() {
     factories.emplace_back(std::unique_ptr<LayerFactory>(new HeatmapLayerFactory));
 }
 
-std::unique_ptr<Layer> LayerManagerBase::createLayer(const std::string& type, const std::string& id, const conversion::Convertible& value, conversion::Error& error) {
+std::unique_ptr<Layer> LayerManagerBase::createLayer(const std::string& type,
+                                                     const std::string& id,
+                                                     const conversion::Convertible& value,
+                                                     conversion::Error& error) noexcept {
     for (const auto& factory: factories) {
         if (factory->supportsType(type)) {
             auto layer = factory->createLayer(id, value);
@@ -52,7 +55,7 @@ std::unique_ptr<Layer> LayerManagerBase::createLayer(const std::string& type, co
 }
 
 // static 
-LayerManager* LayerManager::get() {
+LayerManager* LayerManager::get() noexcept {
     static LayerManagerBase impl;
     return &impl;
 }
diff --git a/src/mbgl/style/layer.cpp b/src/mbgl/style/layer.cpp
index e26a02686e..2225fa921b 100644
--- a/src/mbgl/style/layer.cpp
+++ b/src/mbgl/style/layer.cpp
@@ -107,7 +107,7 @@ optional<conversion::Error> Layer::setVisibility(const conversion::Convertible&
     return nullopt;
 }
 
-optional<std::string> LayerFactory::getSource(const conversion::Convertible& value) const {
+optional<std::string> LayerFactory::getSource(const conversion::Convertible& value) const noexcept {
     auto sourceValue = objectMember(value, "source");
     if (!sourceValue) {
         return nullopt;
@@ -121,7 +121,7 @@ optional<std::string> LayerFactory::getSource(const conversion::Convertible& val
     return source;
 }
 
-bool LayerFactory::initSourceLayerAndFilter(Layer* layer, const conversion::Convertible& value) const {
+bool LayerFactory::initSourceLayerAndFilter(Layer* layer, const conversion::Convertible& value) const noexcept {
     auto sourceLayerValue = objectMember(value, "source-layer");
     if (sourceLayerValue) {
         optional<std::string> sourceLayer = toString(*sourceLayerValue);
diff --git a/src/mbgl/style/layer_impl.hpp b/src/mbgl/style/layer_impl.hpp
index f30db14cc9..74d1f2b211 100644
--- a/src/mbgl/style/layer_impl.hpp
+++ b/src/mbgl/style/layer_impl.hpp
@@ -41,7 +41,7 @@ public:
     // Utility function for automatic layer grouping.
     virtual void stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const = 0;
 
-    virtual LayerFactory* getLayerFactory() const = 0;
+    virtual LayerFactory* getLayerFactory() const noexcept = 0;
 
     const LayerType type;
     std::string id;
diff --git a/src/mbgl/style/layers/background_layer.cpp b/src/mbgl/style/layers/background_layer.cpp
index 8b3ce5ff68..d84c7b66de 100644
--- a/src/mbgl/style/layers/background_layer.cpp
+++ b/src/mbgl/style/layers/background_layer.cpp
@@ -42,7 +42,7 @@ std::unique_ptr<Layer> BackgroundLayer::cloneRef(const std::string& id_) const {
 void BackgroundLayer::Impl::stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const {
 }
 
-LayerFactory* BackgroundLayer::Impl::getLayerFactory() const {
+LayerFactory* BackgroundLayer::Impl::getLayerFactory() const noexcept {
     return BackgroundLayerFactory::get();
 }
 
@@ -284,12 +284,12 @@ BackgroundLayerFactory::BackgroundLayerFactory() {
 BackgroundLayerFactory::~BackgroundLayerFactory() = default;
 
 // static
-BackgroundLayerFactory* BackgroundLayerFactory::get() {
+BackgroundLayerFactory* BackgroundLayerFactory::get() noexcept {
     assert(instance);
     return instance;
 }
 
-bool BackgroundLayerFactory::supportsType(const std::string& type) const {
+bool BackgroundLayerFactory::supportsType(const std::string& type) const noexcept {
     return type == "background";
 }
 
diff --git a/src/mbgl/style/layers/background_layer_impl.hpp b/src/mbgl/style/layers/background_layer_impl.hpp
index d48f0f62c8..da81233824 100644
--- a/src/mbgl/style/layers/background_layer_impl.hpp
+++ b/src/mbgl/style/layers/background_layer_impl.hpp
@@ -13,7 +13,7 @@ public:
 
     bool hasLayoutDifference(const Layer::Impl&) const override;
     void stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const override;
-    LayerFactory* getLayerFactory() const final;
+    LayerFactory* getLayerFactory() const noexcept final;
 
     BackgroundPaintProperties::Transitionable paint;
 };
diff --git a/src/mbgl/style/layers/circle_layer.cpp b/src/mbgl/style/layers/circle_layer.cpp
index 01a71df6d3..c1f084f03a 100644
--- a/src/mbgl/style/layers/circle_layer.cpp
+++ b/src/mbgl/style/layers/circle_layer.cpp
@@ -42,7 +42,7 @@ std::unique_ptr<Layer> CircleLayer::cloneRef(const std::string& id_) const {
 void CircleLayer::Impl::stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const {
 }
 
-LayerFactory* CircleLayer::Impl::getLayerFactory() const {
+LayerFactory* CircleLayer::Impl::getLayerFactory() const noexcept {
     return CircleLayerFactory::get();
 }
 
@@ -701,12 +701,12 @@ CircleLayerFactory::CircleLayerFactory() {
 CircleLayerFactory::~CircleLayerFactory() = default;
 
 // static
-CircleLayerFactory* CircleLayerFactory::get() {
+CircleLayerFactory* CircleLayerFactory::get() noexcept {
     assert(instance);
     return instance;
 }
 
-bool CircleLayerFactory::supportsType(const std::string& type) const {
+bool CircleLayerFactory::supportsType(const std::string& type) const noexcept {
     return type == "circle";
 }
 
diff --git a/src/mbgl/style/layers/circle_layer_impl.hpp b/src/mbgl/style/layers/circle_layer_impl.hpp
index 8390feb97e..a6eca13c79 100644
--- a/src/mbgl/style/layers/circle_layer_impl.hpp
+++ b/src/mbgl/style/layers/circle_layer_impl.hpp
@@ -13,7 +13,7 @@ public:
 
     bool hasLayoutDifference(const Layer::Impl&) const override;
     void stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const override;
-    LayerFactory* getLayerFactory() const final;
+    LayerFactory* getLayerFactory() const noexcept final;
 
     CirclePaintProperties::Transitionable paint;
 };
diff --git a/src/mbgl/style/layers/custom_layer.cpp b/src/mbgl/style/layers/custom_layer.cpp
index 060e455217..012771ec94 100644
--- a/src/mbgl/style/layers/custom_layer.cpp
+++ b/src/mbgl/style/layers/custom_layer.cpp
@@ -49,12 +49,12 @@ CustomLayerFactory::CustomLayerFactory() {
 CustomLayerFactory::~CustomLayerFactory() = default;
 
 // static
-CustomLayerFactory* CustomLayerFactory::get() {
+CustomLayerFactory* CustomLayerFactory::get() noexcept {
     assert(instance);
     return instance;
 }
 
-bool CustomLayerFactory::supportsType(const std::string&) const {
+bool CustomLayerFactory::supportsType(const std::string&) const noexcept {
     return false;
 }
 
diff --git a/src/mbgl/style/layers/custom_layer_impl.cpp b/src/mbgl/style/layers/custom_layer_impl.cpp
index ce8d5263dd..81d0fd344a 100644
--- a/src/mbgl/style/layers/custom_layer_impl.cpp
+++ b/src/mbgl/style/layers/custom_layer_impl.cpp
@@ -16,7 +16,7 @@ bool CustomLayer::Impl::hasLayoutDifference(const Layer::Impl&) const {
 void CustomLayer::Impl::stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const {
 }
 
-LayerFactory*  CustomLayer::Impl::getLayerFactory() const {
+LayerFactory*  CustomLayer::Impl::getLayerFactory() const noexcept {
     return CustomLayerFactory::get();
 }
 
diff --git a/src/mbgl/style/layers/custom_layer_impl.hpp b/src/mbgl/style/layers/custom_layer_impl.hpp
index ad39478df9..c9faba11c6 100644
--- a/src/mbgl/style/layers/custom_layer_impl.hpp
+++ b/src/mbgl/style/layers/custom_layer_impl.hpp
@@ -18,7 +18,7 @@ public:
 
     bool hasLayoutDifference(const Layer::Impl&) const override;
     void stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const override;
-    LayerFactory* getLayerFactory() const final;
+    LayerFactory* getLayerFactory() const noexcept final;
 
     std::shared_ptr<CustomLayerHost> host;
 };
diff --git a/src/mbgl/style/layers/fill_extrusion_layer.cpp b/src/mbgl/style/layers/fill_extrusion_layer.cpp
index 3eccf045ea..c230e7f7f9 100644
--- a/src/mbgl/style/layers/fill_extrusion_layer.cpp
+++ b/src/mbgl/style/layers/fill_extrusion_layer.cpp
@@ -42,7 +42,7 @@ std::unique_ptr<Layer> FillExtrusionLayer::cloneRef(const std::string& id_) cons
 void FillExtrusionLayer::Impl::stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const {
 }
 
-LayerFactory* FillExtrusionLayer::Impl::getLayerFactory() const {
+LayerFactory* FillExtrusionLayer::Impl::getLayerFactory() const noexcept {
     return FillExtrusionLayerFactory::get();
 }
 
@@ -503,12 +503,12 @@ FillExtrusionLayerFactory::FillExtrusionLayerFactory() {
 FillExtrusionLayerFactory::~FillExtrusionLayerFactory() = default;
 
 // static
-FillExtrusionLayerFactory* FillExtrusionLayerFactory::get() {
+FillExtrusionLayerFactory* FillExtrusionLayerFactory::get() noexcept {
     assert(instance);
     return instance;
 }
 
-bool FillExtrusionLayerFactory::supportsType(const std::string& type) const {
+bool FillExtrusionLayerFactory::supportsType(const std::string& type) const noexcept {
     return type == "fill-extrusion";
 }
 
diff --git a/src/mbgl/style/layers/fill_extrusion_layer_impl.hpp b/src/mbgl/style/layers/fill_extrusion_layer_impl.hpp
index dfbc3939f0..9dad845edc 100644
--- a/src/mbgl/style/layers/fill_extrusion_layer_impl.hpp
+++ b/src/mbgl/style/layers/fill_extrusion_layer_impl.hpp
@@ -13,7 +13,7 @@ public:
 
     bool hasLayoutDifference(const Layer::Impl&) const override;
     void stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const override;
-    LayerFactory* getLayerFactory() const final;
+    LayerFactory* getLayerFactory() const noexcept final;
 
     Properties<>::Unevaluated layout;
     FillExtrusionPaintProperties::Transitionable paint;
diff --git a/src/mbgl/style/layers/fill_layer.cpp b/src/mbgl/style/layers/fill_layer.cpp
index 53eb328326..2b81fd6fa4 100644
--- a/src/mbgl/style/layers/fill_layer.cpp
+++ b/src/mbgl/style/layers/fill_layer.cpp
@@ -42,7 +42,7 @@ std::unique_ptr<Layer> FillLayer::cloneRef(const std::string& id_) const {
 void FillLayer::Impl::stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const {
 }
 
-LayerFactory* FillLayer::Impl::getLayerFactory() const {
+LayerFactory* FillLayer::Impl::getLayerFactory() const noexcept {
     return FillLayerFactory::get();
 }
 
@@ -503,12 +503,12 @@ FillLayerFactory::FillLayerFactory() {
 FillLayerFactory::~FillLayerFactory() = default;
 
 // static
-FillLayerFactory* FillLayerFactory::get() {
+FillLayerFactory* FillLayerFactory::get() noexcept {
     assert(instance);
     return instance;
 }
 
-bool FillLayerFactory::supportsType(const std::string& type) const {
+bool FillLayerFactory::supportsType(const std::string& type) const noexcept {
     return type == "fill";
 }
 
diff --git a/src/mbgl/style/layers/fill_layer_impl.hpp b/src/mbgl/style/layers/fill_layer_impl.hpp
index b99f4303d9..ae7a1a5a3e 100644
--- a/src/mbgl/style/layers/fill_layer_impl.hpp
+++ b/src/mbgl/style/layers/fill_layer_impl.hpp
@@ -13,7 +13,7 @@ public:
 
     bool hasLayoutDifference(const Layer::Impl&) const override;
     void stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const override;
-    LayerFactory* getLayerFactory() const final;
+    LayerFactory* getLayerFactory() const noexcept final;
 
     Properties<>::Unevaluated layout;
     FillPaintProperties::Transitionable paint;
diff --git a/src/mbgl/style/layers/heatmap_layer.cpp b/src/mbgl/style/layers/heatmap_layer.cpp
index 5afd951d58..eb6033d727 100644
--- a/src/mbgl/style/layers/heatmap_layer.cpp
+++ b/src/mbgl/style/layers/heatmap_layer.cpp
@@ -42,7 +42,7 @@ std::unique_ptr<Layer> HeatmapLayer::cloneRef(const std::string& id_) const {
 void HeatmapLayer::Impl::stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const {
 }
 
-LayerFactory* HeatmapLayer::Impl::getLayerFactory() const {
+LayerFactory* HeatmapLayer::Impl::getLayerFactory() const noexcept {
     return HeatmapLayerFactory::get();
 }
 
@@ -388,12 +388,12 @@ HeatmapLayerFactory::HeatmapLayerFactory() {
 HeatmapLayerFactory::~HeatmapLayerFactory() = default;
 
 // static
-HeatmapLayerFactory* HeatmapLayerFactory::get() {
+HeatmapLayerFactory* HeatmapLayerFactory::get() noexcept {
     assert(instance);
     return instance;
 }
 
-bool HeatmapLayerFactory::supportsType(const std::string& type) const {
+bool HeatmapLayerFactory::supportsType(const std::string& type) const noexcept {
     return type == "heatmap";
 }
 
diff --git a/src/mbgl/style/layers/heatmap_layer_impl.hpp b/src/mbgl/style/layers/heatmap_layer_impl.hpp
index 55de21341b..10c0e4aa46 100644
--- a/src/mbgl/style/layers/heatmap_layer_impl.hpp
+++ b/src/mbgl/style/layers/heatmap_layer_impl.hpp
@@ -13,7 +13,7 @@ public:
 
     bool hasLayoutDifference(const Layer::Impl&) const override;
     void stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const override;
-    LayerFactory* getLayerFactory() const final;
+    LayerFactory* getLayerFactory() const noexcept final;
 
     HeatmapPaintProperties::Transitionable paint;
 };
diff --git a/src/mbgl/style/layers/hillshade_layer.cpp b/src/mbgl/style/layers/hillshade_layer.cpp
index 2bc0120ac1..27c7c7b6d7 100644
--- a/src/mbgl/style/layers/hillshade_layer.cpp
+++ b/src/mbgl/style/layers/hillshade_layer.cpp
@@ -42,7 +42,7 @@ std::unique_ptr<Layer> HillshadeLayer::cloneRef(const std::string& id_) const {
 void HillshadeLayer::Impl::stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const {
 }
 
-LayerFactory* HillshadeLayer::Impl::getLayerFactory() const {
+LayerFactory* HillshadeLayer::Impl::getLayerFactory() const noexcept {
     return HillshadeLayerFactory::get();
 }
 
@@ -435,12 +435,12 @@ HillshadeLayerFactory::HillshadeLayerFactory() {
 HillshadeLayerFactory::~HillshadeLayerFactory() = default;
 
 // static
-HillshadeLayerFactory* HillshadeLayerFactory::get() {
+HillshadeLayerFactory* HillshadeLayerFactory::get() noexcept {
     assert(instance);
     return instance;
 }
 
-bool HillshadeLayerFactory::supportsType(const std::string& type) const {
+bool HillshadeLayerFactory::supportsType(const std::string& type) const noexcept {
     return type == "hillshade";
 }
 
diff --git a/src/mbgl/style/layers/hillshade_layer_impl.hpp b/src/mbgl/style/layers/hillshade_layer_impl.hpp
index ad94ac9790..84b4aebf85 100644
--- a/src/mbgl/style/layers/hillshade_layer_impl.hpp
+++ b/src/mbgl/style/layers/hillshade_layer_impl.hpp
@@ -13,7 +13,7 @@ public:
 
     bool hasLayoutDifference(const Layer::Impl&) const override;
     void stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const override;
-    LayerFactory* getLayerFactory() const final;
+    LayerFactory* getLayerFactory() const noexcept final;
 
     HillshadePaintProperties::Transitionable paint;
 };
diff --git a/src/mbgl/style/layers/layer.cpp.ejs b/src/mbgl/style/layers/layer.cpp.ejs
index 85173c2eac..716f4ab854 100644
--- a/src/mbgl/style/layers/layer.cpp.ejs
+++ b/src/mbgl/style/layers/layer.cpp.ejs
@@ -59,7 +59,7 @@ void <%- camelize(type) %>Layer::Impl::stringifyLayout(rapidjson::Writer<rapidjs
 }
 <% } -%>
 
-LayerFactory* <%- camelize(type) %>Layer::Impl::getLayerFactory() const {
+LayerFactory* <%- camelize(type) %>Layer::Impl::getLayerFactory() const noexcept {
     return <%- camelize(type) %>LayerFactory::get();
 }
 
@@ -274,12 +274,12 @@ Mutable<Layer::Impl> <%- camelize(type) %>Layer::mutableBaseImpl() const {
 <%- camelize(type) %>LayerFactory::~<%- camelize(type) %>LayerFactory() = default;
 
 // static
-<%- camelize(type) %>LayerFactory* <%- camelize(type) %>LayerFactory::get() {
+<%- camelize(type) %>LayerFactory* <%- camelize(type) %>LayerFactory::get() noexcept {
     assert(instance);
     return instance;
 }
 
-bool <%- camelize(type) %>LayerFactory::supportsType(const std::string& type) const {
+bool <%- camelize(type) %>LayerFactory::supportsType(const std::string& type) const noexcept {
     return type == "<%- type %>";
 }
 
diff --git a/src/mbgl/style/layers/line_layer.cpp b/src/mbgl/style/layers/line_layer.cpp
index 2175ab54a1..9d0504e0b1 100644
--- a/src/mbgl/style/layers/line_layer.cpp
+++ b/src/mbgl/style/layers/line_layer.cpp
@@ -43,7 +43,7 @@ void LineLayer::Impl::stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>
     layout.stringify(writer);
 }
 
-LayerFactory* LineLayer::Impl::getLayerFactory() const {
+LayerFactory* LineLayer::Impl::getLayerFactory() const noexcept {
     return LineLayerFactory::get();
 }
 
@@ -842,12 +842,12 @@ LineLayerFactory::LineLayerFactory() {
 LineLayerFactory::~LineLayerFactory() = default;
 
 // static
-LineLayerFactory* LineLayerFactory::get() {
+LineLayerFactory* LineLayerFactory::get() noexcept {
     assert(instance);
     return instance;
 }
 
-bool LineLayerFactory::supportsType(const std::string& type) const {
+bool LineLayerFactory::supportsType(const std::string& type) const noexcept {
     return type == "line";
 }
 
diff --git a/src/mbgl/style/layers/line_layer_impl.hpp b/src/mbgl/style/layers/line_layer_impl.hpp
index 9faa192c5f..0283c38885 100644
--- a/src/mbgl/style/layers/line_layer_impl.hpp
+++ b/src/mbgl/style/layers/line_layer_impl.hpp
@@ -13,7 +13,7 @@ public:
 
     bool hasLayoutDifference(const Layer::Impl&) const override;
     void stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const override;
-    LayerFactory* getLayerFactory() const final;
+    LayerFactory* getLayerFactory() const noexcept final;
 
     LineLayoutProperties::Unevaluated layout;
     LinePaintProperties::Transitionable paint;
diff --git a/src/mbgl/style/layers/raster_layer.cpp b/src/mbgl/style/layers/raster_layer.cpp
index f45b86f796..d9ac1add42 100644
--- a/src/mbgl/style/layers/raster_layer.cpp
+++ b/src/mbgl/style/layers/raster_layer.cpp
@@ -42,7 +42,7 @@ std::unique_ptr<Layer> RasterLayer::cloneRef(const std::string& id_) const {
 void RasterLayer::Impl::stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const {
 }
 
-LayerFactory* RasterLayer::Impl::getLayerFactory() const {
+LayerFactory* RasterLayer::Impl::getLayerFactory() const noexcept {
     return RasterLayerFactory::get();
 }
 
@@ -524,12 +524,12 @@ RasterLayerFactory::RasterLayerFactory() {
 RasterLayerFactory::~RasterLayerFactory() = default;
 
 // static
-RasterLayerFactory* RasterLayerFactory::get() {
+RasterLayerFactory* RasterLayerFactory::get() noexcept {
     assert(instance);
     return instance;
 }
 
-bool RasterLayerFactory::supportsType(const std::string& type) const {
+bool RasterLayerFactory::supportsType(const std::string& type) const noexcept {
     return type == "raster";
 }
 
diff --git a/src/mbgl/style/layers/raster_layer_impl.hpp b/src/mbgl/style/layers/raster_layer_impl.hpp
index 9916a01d47..450daf11bf 100644
--- a/src/mbgl/style/layers/raster_layer_impl.hpp
+++ b/src/mbgl/style/layers/raster_layer_impl.hpp
@@ -13,7 +13,7 @@ public:
 
     bool hasLayoutDifference(const Layer::Impl&) const override;
     void stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const override;
-    LayerFactory* getLayerFactory() const final;
+    LayerFactory* getLayerFactory() const noexcept final;
 
     RasterPaintProperties::Transitionable paint;
 };
diff --git a/src/mbgl/style/layers/symbol_layer.cpp b/src/mbgl/style/layers/symbol_layer.cpp
index 682c7fbdf6..5380194534 100644
--- a/src/mbgl/style/layers/symbol_layer.cpp
+++ b/src/mbgl/style/layers/symbol_layer.cpp
@@ -43,7 +43,7 @@ void SymbolLayer::Impl::stringifyLayout(rapidjson::Writer<rapidjson::StringBuffe
     layout.stringify(writer);
 }
 
-LayerFactory* SymbolLayer::Impl::getLayerFactory() const {
+LayerFactory* SymbolLayer::Impl::getLayerFactory() const noexcept {
     return SymbolLayerFactory::get();
 }
 
@@ -1992,12 +1992,12 @@ SymbolLayerFactory::SymbolLayerFactory() {
 SymbolLayerFactory::~SymbolLayerFactory() = default;
 
 // static
-SymbolLayerFactory* SymbolLayerFactory::get() {
+SymbolLayerFactory* SymbolLayerFactory::get() noexcept {
     assert(instance);
     return instance;
 }
 
-bool SymbolLayerFactory::supportsType(const std::string& type) const {
+bool SymbolLayerFactory::supportsType(const std::string& type) const noexcept {
     return type == "symbol";
 }
 
diff --git a/src/mbgl/style/layers/symbol_layer_impl.hpp b/src/mbgl/style/layers/symbol_layer_impl.hpp
index 2b88bad315..b735e7ce8d 100644
--- a/src/mbgl/style/layers/symbol_layer_impl.hpp
+++ b/src/mbgl/style/layers/symbol_layer_impl.hpp
@@ -13,7 +13,7 @@ public:
 
     bool hasLayoutDifference(const Layer::Impl&) const override;
     void stringifyLayout(rapidjson::Writer<rapidjson::StringBuffer>&) const override;
-    LayerFactory* getLayerFactory() const final;
+    LayerFactory* getLayerFactory() const noexcept final;
 
     SymbolLayoutProperties::Unevaluated layout;
     SymbolPaintProperties::Transitionable paint;