publish: 1.18.5

package.json

@@ -1,6 +1,6 @@
 {
     "name": "wasmoon-lua5.1",
-    "version": "1.18.4",
+    "version": "1.18.5",
     "description": "A real lua 5.1 VM with JS bindings made with webassembly",
     "main": "dist/index.js",
     "scripts": {

src/thread.ts

@@ -226,6 +226,9 @@ export default class LuaThread {
         }
 
         const func = (...args: any[]): any => {
+            if (!func.$isAlive()) {
+                throw new Error('Tried to call a function that has been destroyed');
+            }
             if (this.isClosed()) {
                 console.warn('Tried to call a function after closing lua state');
                 return;
@@ -250,11 +253,14 @@ export default class LuaThread {
                 thread.close();
             }
         };
+        func.$isAlive = () => true;
         func.$destroy = () => {
             this.luaApi.luaL_unref(this.address, LUA_REGISTRYINDEX, funcRef);
             this.luaApi.pointerRefs.delete(pointer);
+            func.$isAlive = () => false;
         };
         this.luaApi.pointerRefs.set(pointer, func);
+
         return func;
     }
 

test/debug.mjs

@@ -1,47 +1,18 @@
 import { Lua } from '../dist/index.js';
 // This file was created as a sandbox to test and debug on vscode
 
-// const lua = await Lua.create();
-
-// function test() {
-//     return 1234;
-// }
-
-// for (const index of Array.from({ length: 1 }, (_, i) => i + 1)) {
-//     console.log(index);
-//     lua.ctx.test = test;
-//     for (const i of Array.from({ length: 50 }, (_, i) => i + 1)) {
-//         await lua.doString('test()');
-//         await lua.doString(`print(test.x)`);
-//         await lua.doString(`test.x = ${i}`);
-//     }
-// }
-
-class TestClass {
-    static hello() {
-        return 'world';
-    }
-
-    constructor(name) {
-        this.name = name;
-    }
+const lua = await Lua.create();
 
-    getName() {
-        return this.name;
-    }
+function test() {
+    return 1234;
+}
 
-    toString() {
-        return `TestClass<${this.name}>`;
+for (const index of Array.from({ length: 1 }, (_, i) => i + 1)) {
+    console.log(index);
+    lua.ctx.test = test;
+    for (const i of Array.from({ length: 50 }, (_, i) => i + 1)) {
+        await lua.doString('test()');
+        await lua.doString(`print(test.x)`);
+        await lua.doString(`test.x = ${i}`);
     }
 }
-
-const lua = await Lua.create();
-
-lua.ctx.TestClass = {
-    create: (name) => new TestClass(name),
-};
-const res = await lua.doString(`
-    local instance = TestClass.create("demo name 2")
-    return instance.getName()
-`);
-console.log(res);