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Fix Array.prototype.slice, splice and map builtin methods (#4122)

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CreateDataPropertyOrThrow is introduced in ES2015, and these methods should use it
to throw TypeError exception if the requested property update cannot be performed.

JerryScript-DCO-1.0-Signed-off-by: Csaba Osztrogonác csaba.osztrogonac@h-lab.eu
This commit is contained in:
Csaba Osztrogonác
2020-08-12 16:35:27 +02:00
committed by GitHub
parent 6adf0c1a87
commit 0bb4626ddb
2 changed files with 18 additions and 9 deletions
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jerry-core/ecma/builtin-objects/ecma-builtin-array-prototype.c
+18 -3
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@@ -948,10 +948,15 @@ ecma_builtin_array_prototype_object_slice (ecma_value_t arg1, /**< start */
{
/* 10.c.ii */
ecma_value_t put_comp;
#if ENABLED (JERRY_ESNEXT)
const uint32_t prop_flags = ECMA_PROPERTY_CONFIGURABLE_ENUMERABLE_WRITABLE | ECMA_IS_THROW;
#else /* !ENABLED (JERRY_ESNEXT) */
const uint32_t prop_flags = ECMA_PROPERTY_CONFIGURABLE_ENUMERABLE_WRITABLE;
#endif /* ENABLED (JERRY_ESNEXT) */
put_comp = ecma_builtin_helper_def_prop_by_index (new_array_p,
n,
get_value,
ECMA_PROPERTY_CONFIGURABLE_ENUMERABLE_WRITABLE);
prop_flags);
ecma_free_value (get_value);
#if ENABLED (JERRY_ESNEXT)
@@ -1345,10 +1350,15 @@ ecma_builtin_array_prototype_object_splice (const ecma_value_t args[], /**< argu
{
/* 9.c.ii */
ecma_value_t put_comp;
#if ENABLED (JERRY_ESNEXT)
const uint32_t prop_flags = ECMA_PROPERTY_CONFIGURABLE_ENUMERABLE_WRITABLE | ECMA_IS_THROW;
#else /* !ENABLED (JERRY_ESNEXT) */
const uint32_t prop_flags = ECMA_PROPERTY_CONFIGURABLE_ENUMERABLE_WRITABLE;
#endif /* ENABLED (JERRY_ESNEXT) */
put_comp = ecma_builtin_helper_def_prop_by_index (new_array_p,
k,
get_value,
ECMA_PROPERTY_CONFIGURABLE_ENUMERABLE_WRITABLE);
prop_flags);
ecma_free_value (get_value);
#if ENABLED (JERRY_ESNEXT)
if (ECMA_IS_VALUE_ERROR (put_comp))
@@ -2007,10 +2017,15 @@ ecma_builtin_array_prototype_object_map (ecma_value_t arg1, /**< callbackfn */
/* 8.c.iii */
ecma_value_t put_comp;
#if ENABLED (JERRY_ESNEXT)
const uint32_t prop_flags = ECMA_PROPERTY_CONFIGURABLE_ENUMERABLE_WRITABLE | ECMA_IS_THROW;
#else /* !ENABLED (JERRY_ESNEXT) */
const uint32_t prop_flags = ECMA_PROPERTY_CONFIGURABLE_ENUMERABLE_WRITABLE;
#endif /* ENABLED (JERRY_ESNEXT) */
put_comp = ecma_builtin_helper_def_prop_by_index (new_array_p,
index,
mapped_value,
ECMA_PROPERTY_CONFIGURABLE_ENUMERABLE_WRITABLE);
prop_flags);
ecma_free_value (mapped_value);
ecma_free_value (current_value);