Few more manual replacements

Author: RReverser

src/library.js

@@ -3115,7 +3115,7 @@ addToLibrary({
 #else
     assert(('dynCall_' + sig) in Module, `bad function pointer type - dynCall function not found for sig '${sig}'`);
 #endif
-    if (args && args.length) {
+    if (args?.length) {
 #if WASM_BIGINT
       // j (64-bit integer) is fine, and is implemented as a BigInt. Without
       // legalization, the number of parameters should match (j is not expanded

src/library_async.js

@@ -439,7 +439,7 @@ addToLibrary({
     // WebAssembly.Functions.
     asyncExports: null,
     isAsyncExport(func) {
-      return Asyncify.asyncExports && Asyncify.asyncExports.has(func);
+      return Asyncify.asyncExports?.has(func);
     },
     handleAsync: async (startAsync) => {
       {{{ runtimeKeepalivePush(); }}}

src/library_browser.js

@@ -1022,7 +1022,7 @@ var LibraryBrowser = {
       // to queue the newest produced audio samples.
       // TODO: Consider adding pre- and post- rAF callbacks so that GL.newRenderingFrameStarted() and SDL.audio.queueNewAudioData()
       //       do not need to be hardcoded into this function, but can be more generic.
-      if (typeof SDL == 'object' && SDL.audio && SDL.audio.queueNewAudioData) SDL.audio.queueNewAudioData();
+      if (typeof SDL == 'object') SDL.audio?.queueNewAudioData?.();
 
       Browser.mainLoop.scheduler();
     }

src/library_fs.js

@@ -1606,7 +1606,7 @@ FS.staticInit();` +
         },
         close(stream) {
           // flush any pending line data
-          if (output && output.buffer && output.buffer.length) {
+          if (output?.buffer?.length) {
             output({{{ charCode('\n') }}});
           }
         },

src/library_html5_webgl.js

@@ -31,10 +31,10 @@ var LibraryHtml5WebGL = {
     }
 
     HEAP32[a + ({{{ C_STRUCTS.EmscriptenWebGLContextAttributes.alpha }}}>>2)] =
-    HEAP32[a + ({{{ C_STRUCTS.EmscriptenWebGLContextAttributes.depth }}}>>2)] = 
-    HEAP32[a + ({{{ C_STRUCTS.EmscriptenWebGLContextAttributes.antialias }}}>>2)] = 
-    HEAP32[a + ({{{ C_STRUCTS.EmscriptenWebGLContextAttributes.premultipliedAlpha }}}>>2)] = 
-    HEAP32[a + ({{{ C_STRUCTS.EmscriptenWebGLContextAttributes.majorVersion }}}>>2)] = 
+    HEAP32[a + ({{{ C_STRUCTS.EmscriptenWebGLContextAttributes.depth }}}>>2)] =
+    HEAP32[a + ({{{ C_STRUCTS.EmscriptenWebGLContextAttributes.antialias }}}>>2)] =
+    HEAP32[a + ({{{ C_STRUCTS.EmscriptenWebGLContextAttributes.premultipliedAlpha }}}>>2)] =
+    HEAP32[a + ({{{ C_STRUCTS.EmscriptenWebGLContextAttributes.majorVersion }}}>>2)] =
     HEAP32[a + ({{{ C_STRUCTS.EmscriptenWebGLContextAttributes.enableExtensionsByDefault }}}>>2)] = 1;
 
 #if PTHREADS
@@ -473,7 +473,7 @@ var LibraryHtml5WebGL = {
   emscripten_webgl_get_vertex_attrib_o__proxy: 'sync_on_current_webgl_context_thread',
   emscripten_webgl_get_vertex_attrib_o: (index, param) => {
     var obj = GLctx.getVertexAttrib(index, param);
-    return obj && obj.name;
+    return obj?.name;
   },
 
   emscripten_webgl_get_vertex_attrib_v__proxy: 'sync_on_current_webgl_context_thread',
@@ -502,7 +502,7 @@ var LibraryHtml5WebGL = {
   emscripten_webgl_get_parameter_o__proxy: 'sync_on_current_webgl_context_thread',
   emscripten_webgl_get_parameter_o: (param) => {
     var obj = GLctx.getParameter(param);
-    return obj && obj.name;
+    return obj?.name;
   },
 
   emscripten_webgl_get_parameter_utf8__deps: ['$stringToNewUTF8'],

src/library_openal.js

@@ -1886,7 +1886,7 @@ var LibraryOpenAL = {
     };
 
     // The latest way to call getUserMedia()
-    if (navigator.mediaDevices && navigator.mediaDevices.getUserMedia) {
+    if (navigator.mediaDevices?.getUserMedia) {
       navigator.mediaDevices
            .getUserMedia({audio: true})
            .then(onSuccess)
@@ -1911,11 +1911,11 @@ var LibraryOpenAL = {
     // This clean-up might be unnecessary (paranoid) ?
 
     // May happen if user hasn't decided to grant or deny input
-    if (c.mediaStreamSourceNode) c.mediaStreamSourceNode.disconnect();
-    if (c.mergerNode) c.mergerNode.disconnect();
-    if (c.splitterNode) c.splitterNode.disconnect();
+    c.mediaStreamSourceNode?.disconnect();
+    c.mergerNode?.disconnect();
+    c.splitterNode?.disconnect();
     // May happen if user hasn't decided to grant or deny input
-    if (c.scriptProcessorNode) c.scriptProcessorNode.disconnect();
+    c.scriptProcessorNode?.disconnect();
     if (c.mediaStream) {
       // Disabling the microphone of the browser.
       // Without this operation, the red dot on the browser tab page will remain.

src/library_sdl.js

@@ -1504,7 +1504,7 @@ var LibrarySDL = {
       }
     }
     var audio = /** @type {HTMLMediaElement} */ (SDL.music.audio);
-    if (audio) audio.pause();
+    audio?.pause();
     SDL.music.audio = undefined;
   },
 
@@ -2394,7 +2394,7 @@ var LibrarySDL = {
 
 #if ASYNCIFY
       var sleepCallback = () => {
-        if (SDL.audio && SDL.audio.queueNewAudioData) SDL.audio.queueNewAudioData();
+        SDL.audio?.queueNewAudioData?.();
       };
       Asyncify.sleepCallbacks.push(sleepCallback);
       SDL.audio.callbackRemover = () => {
@@ -2933,13 +2933,13 @@ var LibrarySDL = {
   Mix_PauseMusic__proxy: 'sync',
   Mix_PauseMusic: () => {
     var audio = /** @type {HTMLMediaElement} */ (SDL.music.audio);
-    if (audio) audio.pause();
+    audio?.pause();
   },
 
   Mix_ResumeMusic__proxy: 'sync',
   Mix_ResumeMusic: () => {
     var audio = SDL.music.audio;
-    if (audio) audio.play();
+    audio?.play();
   },
 
   Mix_HaltMusic__proxy: 'sync',

src/postamble.js

@@ -307,7 +307,7 @@ function checkUnflushedContent() {
       var stream = info.object;
       var rdev = stream.rdev;
       var tty = TTY.ttys[rdev];
-      if (tty && tty.output && tty.output.length) {
+      if (tty?.output?.length) {
         has = true;
       }
     });