codegen: check if func exists in rhemyn

test262: 11.17% | 🧪 49377 | 🤠 5513 | ❌ 1256 | 💀 8656 | 🧩 2478 | 💥 1551 (-303) | ⏰ 1 | 📝 29922 (+303)
CanadaHonk · Feb 12, 2024 · c671f9c · c671f9c
1 parent 4035760
commit c671f9c
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/compiler/codeGen.js b/compiler/codeGen.js
@@ -1473,8 +1473,8 @@ const generateCall = (scope, decl, _global, _name, unusedValue = false) => {
   // literal.func()
   if (!name && decl.callee.type === 'MemberExpression') {
     // megahack for /regex/.func()
-    if (decl.callee.object.regex) {
-      const funcName = decl.callee.property.name;
+    const funcName = decl.callee.property.name;
+    if (decl.callee.object.regex && Object.hasOwn(Rhemyn, funcName)) {
       const func = Rhemyn[funcName](decl.callee.object.regex.pattern, currentFuncIndex++);
 
       funcIndex[func.name] = func.index;