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Implement the spread operator for array initialization (#3265)

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JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
This commit is contained in:
Robert Fancsik
2019-11-04 16:36:58 +01:00
committed by Dániel Bátyai
parent fc3cfc4fdc
commit 6f83da4c0b
12 changed files with 417 additions and 10 deletions
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jerry-core/ecma/base/ecma-gc.c
+20
View File
@@ -465,6 +465,17 @@ ecma_gc_mark (ecma_object_t *object_p) /**< object to mark from */
break;
}
#endif /* ENABLED (JERRY_ES2015_BUILTIN_ITERATOR) */
#if ENABLED (JERRY_ES2015)
case ECMA_PSEUDO_SPREAD_OBJECT:
{
ecma_value_t spread_value = ext_object_p->u.pseudo_array.u2.spread_value;
if (ecma_is_value_object (spread_value))
{
ecma_gc_set_object_visited (ecma_get_object_from_value (spread_value));
}
break;
}
#endif /* ENABLED (JERRY_ES2015) */
default:
{
JERRY_ASSERT (ext_object_p->u.pseudo_array.type == ECMA_PSEUDO_ARRAY_ARGUMENTS);
@@ -940,6 +951,15 @@ ecma_gc_free_object (ecma_object_t *object_p) /**< object to free */
return;
}
#endif /* ENABLED (JERRY_ES2015_BUILTIN_ITERATOR) */
#if ENABLED (JERRY_ES2015)
case ECMA_PSEUDO_SPREAD_OBJECT:
{
ecma_value_t spread_value = ext_object_p->u.pseudo_array.u2.spread_value;
ecma_free_value_if_not_object (spread_value);
ecma_dealloc_extended_object (object_p, sizeof (ecma_extended_object_t));
return;
}
#endif /* ENABLED (JERRY_ES2015) */
default:
{
JERRY_ASSERT (ext_object_p->u.pseudo_array.type == ECMA_PSEUDO_ARRAY_ARGUMENTS);
jerry-core/ecma/base/ecma-globals.h
+3 -1
View File
@@ -629,7 +629,8 @@ typedef enum
ECMA_PSEUDO_SET_ITERATOR = 4, /**< Set iterator object (ECMAScript v6, 23.2.5.1) */
ECMA_PSEUDO_MAP_ITERATOR = 5, /**< Map iterator object (ECMAScript v6, 23.1.5.1) */
ECMA_PSEUDO_STRING_ITERATOR = 6, /**< String iterator object (ECMAScript v6, 22.1.5.1) */
ECMA_PSEUDO_ARRAY__MAX = ECMA_PSEUDO_STRING_ITERATOR /**< maximum value */
ECMA_PSEUDO_SPREAD_OBJECT = 7, /**< spread object */
ECMA_PSEUDO_ARRAY__MAX = ECMA_PSEUDO_SPREAD_OBJECT /**< maximum value */
} ecma_pseudo_array_type_t;
/**
@@ -865,6 +866,7 @@ typedef struct
ecma_value_t lex_env_cp; /**< for arguments: lexical environment */
ecma_value_t arraybuffer; /**< for typedarray: internal arraybuffer */
ecma_value_t iterated_value; /**< for %Iterator%: [[IteratedObject]] property */
ecma_value_t spread_value; /**< for spread object: spreaded element */
} u2;
} pseudo_array;