YourWishes/jerryscript
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Handle revoked Proxy during [[Get]] operation (#4349)

Browse Source 
The handling of Proxy.[[Get]] was not fully correctly in the case when the
Proxy was revoked during the execution of the handler.

JerryScript-DCO-1.0-Signed-off-by: Peter Gal pgal.usz@partner.samsung.com
This commit is contained in:
Péter Gál
2020-12-04 10:49:40 +01:00
committed by GitHub
parent de37e1e049
commit 89ff0fcf1f
5 changed files with 45 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files
jerry-core/ecma/operations/ecma-proxy-object.c
+3 -6
View File
@@ -1130,18 +1130,16 @@ ecma_proxy_object_get (ecma_object_t *obj_p, /**< proxy object */
return trap;
}
ecma_value_t target = proxy_obj_p->target;
ecma_object_t *target_obj_p = ecma_get_object_from_value (target);
/* 8. */
if (ecma_is_value_undefined (trap))
{
ecma_object_t *target_obj_p = ecma_get_object_from_value (proxy_obj_p->target);
return ecma_op_object_get_with_receiver (target_obj_p, prop_name_p, receiver);
}
ecma_object_t *func_obj_p = ecma_get_object_from_value (trap);
ecma_value_t prop_value = ecma_make_prop_name_value (prop_name_p);
ecma_value_t args[] = { target, prop_value, receiver };
ecma_value_t args[] = { proxy_obj_p->target, prop_value, receiver };
/* 9. */
ecma_value_t trap_result = ecma_op_function_call (func_obj_p, handler, args, 3);
@@ -1156,8 +1154,7 @@ ecma_proxy_object_get (ecma_object_t *obj_p, /**< proxy object */
/* 11. */
ecma_property_descriptor_t target_desc;
ecma_value_t status = ecma_op_object_get_own_property_descriptor (target_obj_p, prop_name_p, &target_desc);
ecma_value_t status = ecma_op_get_own_property_descriptor (proxy_obj_p->target, prop_name_p, &target_desc);
/* 12. */
if (ECMA_IS_VALUE_ERROR (status))