LibJS: Add missing exception checks to {Array, TypedArray}.from()

Author: https://github.com/IdanHo
Commit: 99bc429f3f
Pull-request: https://github.com/SerenityOS/serenity/pull/10192
Reviewed-by: https://github.com/davidot ✅

Userland/Libraries/LibJS/Runtime/ArrayConstructor.cpp

@@ -189,6 +189,8 @@ JS_DEFINE_NATIVE_FUNCTION(ArrayConstructor::from)
 
     for (size_t k = 0; k < length; ++k) {
         auto k_value = array_like->get(k);
+        if (vm.exception())
+            return {};
         Value mapped_value;
         if (map_fn)
             mapped_value = TRY_OR_DISCARD(vm.call(*map_fn, this_arg, k_value, Value(k)));

Userland/Libraries/LibJS/Runtime/TypedArrayConstructor.cpp

@@ -115,6 +115,8 @@ JS_DEFINE_NATIVE_FUNCTION(TypedArrayConstructor::from)
 
     for (size_t k = 0; k < length; ++k) {
         auto k_value = array_like->get(k);
+        if (vm.exception())
+            return {};
         Value mapped_value;
         if (map_fn)
             mapped_value = TRY_OR_DISCARD(vm.call(*map_fn, this_arg, k_value, Value(k)));