fix(cpp.js): pass embind-object arrays across the worker boundary.

Author: bugra9

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2026 Buğra Sarı
+Copyright (c) 2026 Buğra Sarı and cpp.js contributors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

cppjs-core/cpp.js/LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2026 Buğra Sarı and cpp.js contributors
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

cppjs-core/cpp.js/package.json

@@ -1,6 +1,6 @@
 {
     "name": "cpp.js",
-    "version": "2.0.0-beta.24",
+    "version": "2.0.0-beta.25",
     "license": "MIT",
     "homepage": "https://cpp.js.org",
     "repository": "https://github.com/bugra9/cpp.js.git",

cppjs-core/cpp.js/src/assets/js-runtime/adapters/worker-comlink.js

@@ -132,6 +132,28 @@ Comlink.transferHandlers.set('embindObject', {
     },
 });
 
+// 6. embindProxyArray: a plain JS array that contains proxied embind objects
+//    can't be structured-cloned across the
+//    worker boundary, because the element proxies are functions. Resolve each
+//    registered proxy element back to its worker-side original, the same way the
+//    embindProxy handler does for a single argument.
+Comlink.transferHandlers.set('embindProxyArray', {
+    canHandle(obj) {
+        return Array.isArray(obj) && obj.some((e) => embindProxyIds.has(e));
+    },
+    serialize(arr) {
+        return [
+            arr.map((e) => (embindProxyIds.has(e) ? { __embindRef: embindProxyIds.get(e) } : e)),
+            [],
+        ];
+    },
+    deserialize(arr) {
+        return arr.map((e) => (e != null && typeof e === 'object' && '__embindRef' in e
+            ? embindRegistry.get(e.__embindRef)
+            : e));
+    },
+});
+
 let _worker = null;
 
 function resolveScriptUrl(config) {