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Fix mutable binding creation for realms with proxy this binding (#4370)

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JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2021-01-07 11:09:33 +01:00
committed by GitHub
parent 7baaafa405
commit 128f18a225
3 changed files with 71 additions and 0 deletions
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jerry-core/ecma/operations/ecma-lex-env.c
+22
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@@ -21,6 +21,7 @@
#include "ecma-helpers.h"
#include "ecma-lex-env.h"
#include "ecma-objects.h"
#include "ecma-proxy-object.h"
#include "jcontext.h"
/** \addtogroup ecma ECMA
@@ -175,10 +176,31 @@ ecma_op_create_mutable_binding (ecma_object_t *lex_env_p, /**< lexical environme
ecma_object_t *binding_obj_p = ecma_get_lex_env_binding_object (lex_env_p);
#if ENABLED (JERRY_BUILTIN_PROXY) && ENABLED (JERRY_BUILTIN_REALMS)
if (ECMA_OBJECT_IS_PROXY (binding_obj_p))
{
ecma_value_t result = ecma_proxy_object_is_extensible (binding_obj_p);
if (ECMA_IS_VALUE_ERROR (result))
{
return result;
}
if (result == ECMA_VALUE_FALSE)
{
return ECMA_VALUE_EMPTY;
}
}
else if (!ecma_op_ordinary_object_is_extensible (binding_obj_p))
{
return ECMA_VALUE_EMPTY;
}
#else /* !ENABLED (JERRY_BUILTIN_PROXY) || !ENABLED (JERRY_BUILTIN_REALMS) */
if (!ecma_op_ordinary_object_is_extensible (binding_obj_p))
{
return ECMA_VALUE_EMPTY;
}
#endif /* ENABLED (JERRY_BUILTIN_PROXY) && ENABLED (JERRY_BUILTIN_REALMS) */
const uint32_t flags = ECMA_PROPERTY_ENUMERABLE_WRITABLE | ECMA_IS_THROW;