chore: 🤖 optimize wasm binary for size

.mac-setup.sh

@@ -56,6 +56,8 @@ echo
 echo "Installing rust nightly ..."
 rustup install nightly-x86_64-apple-darwin
 
+rustup component add rust-src --toolchain nightly
+
 echo
 echo "Installing rust target(s) ..."
 rustup target add aarch64-linux-android \

Makefile

@@ -352,7 +352,9 @@ endef
 
 define CARGO_BUILD
 	source $(EMSDK_DIR)/$(EMSDK)_env.sh && \
-		cargo build \
+		RUSTFLAGS="-Zlocation-detail=none" cargo +nightly build \
+		-Z build-std=std,panic_abort \
+		-Z build-std-features=panic_immediate_abort \
 		--manifest-path $(PROJECT_DIR)/Cargo.toml \
 		--target $(CARGO_TARGET) \
 		--release

dotlottie-ffi/Cargo.toml

@@ -4,6 +4,13 @@ version = "0.1.14"
 edition = "2021"
 build = "build.rs"
 
+[profile.release]
+lto = true
+opt-level = "s"
+strip = true 
+codegen-units = 1
+panic = "abort" 
+
 [lib]
 crate-type = ["staticlib", "cdylib", "rlib"]
 name = "dotlottie_player"
@@ -13,13 +20,15 @@ name = "uniffi-bindgen"
 path = "uniffi-bindgen.rs"
 
 [dependencies]
+# uncomment uniffi v0.25.3 when building with uniffi-cpp-bindgen targetting C++/WASM
 # uniffi = { version = "0.25.3", features = ["cli"] }
 uniffi = { version = "0.26.0", features = ["cli"] }
 dotlottie_player = { path = "../dotlottie-rs" }
 dotlottie_fms = { path = "../dotlottie-fms" }
 cfg-if = "1.0"
 
 [build-dependencies]
+# uncomment uniffi v0.25.3 when building with uniffi-cpp-bindgen targetting C++/WASM
 # uniffi = { version = "0.25.3", features = ["build"] }
 uniffi = { version = "0.26.0", features = ["build"] }
 lazy_static = "1.4"

dotlottie-ffi/src/dotlottie_player_cpp.udl

@@ -1,18 +1,17 @@
 namespace dotlottie_player {
 };
 
-///[Trait]
-///interface Observer {
-/// void on_load();
-/// void on_load_error();
-/// void on_play();
-/// void on_pause();
-/// void on_stop();
-/// void on_frame(f32 frame_no);
-/// void on_render(f32 frame_no);
-/// void on_loop(u32 loop_count);
-/// void on_complete();
-///};
+/// [Trait]
+/// interface Observer {
+///    void on_load();
+///    void on_play();
+///    void on_pause();
+///    void on_stop();
+///    void on_frame(f32 frame_no);
+///    void on_render(f32 frame_no);
+///    void on_loop(u32 loop_count);
+///    void on_complete();
+/// };
 
 enum Mode {
     "Forward",
@@ -73,7 +72,7 @@ interface DotLottiePlayer {
     boolean load_animation_path([ByRef] string animation_path, u32 width, u32 height);
     boolean load_dotlottie_data([ByRef] bytes file_data, u32 width, u32 height);
     boolean load_animation([ByRef] string animation_id, u32 width, u32 height);
-///    Manifest? manifest();
+/// Manifest? manifest();
     string manifest_string();
     u64 buffer_ptr();
     u64 buffer_len();
@@ -96,7 +95,7 @@ interface DotLottiePlayer {
     boolean render();
     boolean resize(u32 width, u32 height);
     void clear();
-///    void subscribe(Observer observer);
-///    void unsubscribe([ByRef] Observer observer);
+/// void subscribe(Observer observer);
+/// void unsubscribe([ByRef] Observer observer);
     boolean is_complete();
 };

dotlottie-rs/src/dotlottie_player.rs

@@ -441,10 +441,6 @@ impl DotLottieRuntime {
         self.loop_count
     }
 
-    pub fn set_speed(&mut self, speed: f32) {
-        self.config.speed = if speed < 0.0 { 1.0 } else { speed };
-    }
-
     pub fn speed(&self) -> f32 {
         self.config.speed
     }
@@ -761,6 +757,7 @@ impl DotLottiePlayer {
         is_ok
     }
 
+    #[cfg(not(target_arch = "wasm32"))]
     pub fn manifest(&self) -> Option<Manifest> {
         self.runtime.read().unwrap().manifest()
     }
@@ -781,10 +778,6 @@ impl DotLottiePlayer {
         self.runtime.write().unwrap().set_config(config);
     }
 
-    pub fn set_speed(&self, speed: f32) {
-        self.runtime.write().unwrap().set_speed(speed);
-    }
-
     pub fn speed(&self) -> f32 {
         self.runtime.read().unwrap().speed()
     }
@@ -919,21 +912,20 @@ impl DotLottiePlayer {
         self.runtime.read().unwrap().config()
     }
 
+    #[cfg(not(target_arch = "wasm32"))]
     pub fn subscribe(&self, observer: Arc<dyn Observer>) {
         self.observers.write().unwrap().push(observer);
     }
 
     pub fn manifest_string(&self) -> String {
-        match self.manifest() {
-            Some(manifest) => manifest.to_string(),
-            None => "{}".to_string(),
-        }
+        self.runtime.read().unwrap().manifest().unwrap().to_string()
     }
 
     pub fn is_complete(&self) -> bool {
         self.runtime.read().unwrap().is_complete()
     }
 
+    #[cfg(not(target_arch = "wasm32"))]
     pub fn unsubscribe(&self, observer: &Arc<dyn Observer>) {
         self.observers
             .write()