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Implement new Reflect methods (#3549)

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This patch implements the get, set, has, deleteProperty, ownKeys, and construct methods of the Reflect objects. The Reflect.construct method is missing the new_target support because ecma_op_function_construct doesn't support it yet.

JerryScript-DCO-1.0-Signed-off-by: Daniella Barsony bella@inf.u-szeged.hu
This commit is contained in:
Daniella Barsony 2020-02-24 11:02:06 +01:00 committed by GitHub
parent 68909fc5de
commit 73daeb19c9
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GPG Key ID: 4AEE18F83AFDEB23
14 changed files with 737 additions and 17 deletions
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155
jerry-core/ecma/builtin-objects/ecma-builtin-reflect.c
View File

@ -13,8 +13,11 @@
* limitations under the License.
*/
#include "ecma-array-object.h"
#include "ecma-builtins.h"
#include "ecma-builtin-function-prototype.h"
#include "ecma-iterator-object.h"
#include "ecma-builtin-helpers.h"
#include "ecma-builtin-object.h"
#include "ecma-exceptions.h"
#include "ecma-function-object.h"
@ -37,13 +40,19 @@
enum
{
ECMA_REFLECT_OBJECT_ROUTINE_START = ECMA_BUILTIN_ID__COUNT - 1,
ECMA_REFLECT_OBJECT_GET_PROTOTYPE_OF_UL, /* ECMA-262 v6, 26.1.8 */
ECMA_REFLECT_OBJECT_SET_PROTOTYPE_OF_UL, /* ECMA-262 v6, 26.1.14 */
ECMA_REFLECT_OBJECT_GET, /* ECMA-262 v6, 26.1.6 */
ECMA_REFLECT_OBJECT_SET, /* ECMA-262 v6, 26.1.13 */
ECMA_REFLECT_OBJECT_HAS, /* ECMA-262 v6, 26.1.9 */
ECMA_REFLECT_OBJECT_DELETE_PROPERTY, /* ECMA-262 v6, 26.1.4 */
ECMA_REFLECT_OBJECT_CONSTRUCT, /* ECMA-262, 26.1.2 */
ECMA_REFLECT_OBJECT_OWN_KEYS, /* ECMA-262 v6, 26.1.11 */
ECMA_REFLECT_OBJECT_GET_PROTOTYPE_OF, /* ECMA-262 v6, 26.1.8 */
ECMA_REFLECT_OBJECT_SET_PROTOTYPE_OF, /* ECMA-262 v6, 26.1.14 */
ECMA_REFLECT_OBJECT_APPLY, /* ECMA-262 v6, 26.1.1 */
ECMA_REFLECT_OBJECT_DEFINE_PROPERTY, /* ECMA-262 v6, 26.1.3 */
ECMA_REFLECT_OBJECT_GET_OWN_PROPERTY_DESCRIPTOR_UL, /* ECMA-262 v5, 26.1.7 */
ECMA_REFLECT_OBJECT_GET_OWN_PROPERTY_DESCRIPTOR, /* ECMA-262 v6, 26.1.7 */
ECMA_REFLECT_OBJECT_IS_EXTENSIBLE, /* ECMA-262 v6, 26.1.10 */
ECMA_REFLECT_OBJECT_PREVENT_EXTENSIONS_UL, /* ECMA-262 v6, 26.1.12 */
ECMA_REFLECT_OBJECT_PREVENT_EXTENSIONS, /* ECMA-262 v6, 26.1.12 */
};
#define BUILTIN_INC_HEADER_NAME "ecma-builtin-reflect.inc.h"
@ -77,6 +86,136 @@ ecma_builtin_reflect_dispatch_routine (uint16_t builtin_routine_id, /**< built-i
JERRY_UNUSED (this_arg);
JERRY_UNUSED (arguments_number);
if (builtin_routine_id < ECMA_REFLECT_OBJECT_CONSTRUCT)
{
/* 1. */
if (arguments_number == 0 || !ecma_is_value_object (arguments_list[0]))
{
return ecma_raise_type_error (ECMA_ERR_MSG ("Argument is not an Object."));
}
/* 2. */
ecma_string_t *name_str_p = ecma_op_to_prop_name (((arguments_number > 1) ? arguments_list[1]
: ECMA_VALUE_UNDEFINED));
/* 3. */
if (name_str_p == NULL)
{
return ECMA_VALUE_ERROR;
}
ecma_value_t ret_value;
ecma_object_t *target_p = ecma_get_object_from_value (arguments_list[0]);
switch (builtin_routine_id)
{
case ECMA_REFLECT_OBJECT_GET:
{
ecma_value_t receiver = arguments_list[0];
/* 4. */
if (arguments_number > 2)
{
receiver = arguments_list[2];
}
ret_value = ecma_op_object_get_with_receiver (target_p, name_str_p, receiver);
break;
}
case ECMA_REFLECT_OBJECT_HAS:
{
ret_value = ecma_make_boolean_value (ecma_op_object_has_property (target_p, name_str_p));
break;
}
case ECMA_REFLECT_OBJECT_DELETE_PROPERTY:
{
ret_value = ecma_op_object_delete (target_p, name_str_p, false);
break;
}
default:
{
JERRY_ASSERT (builtin_routine_id == ECMA_REFLECT_OBJECT_SET);
ecma_value_t receiver = arguments_list[0];
if (arguments_number > 3)
{
receiver = arguments_list[3];
}
ret_value = ecma_op_object_put_with_receiver (target_p, name_str_p, arguments_list[2], receiver, false);
break;
}
}
ecma_deref_ecma_string (name_str_p);
return ret_value;
}
if (builtin_routine_id == ECMA_REFLECT_OBJECT_OWN_KEYS)
{
/* 1. */
if (arguments_number == 0 || !ecma_is_value_object (arguments_list[0]))
{
return ecma_raise_type_error (ECMA_ERR_MSG ("Argument is not an Object."));
}
ecma_object_t *target_p = ecma_get_object_from_value (arguments_list[0]);
/* 2. 3. */
return ecma_builtin_helper_object_get_properties (target_p, ECMA_LIST_SYMBOLS);
}
if (builtin_routine_id == ECMA_REFLECT_OBJECT_CONSTRUCT)
{
/* 1. */
if (arguments_number < 1 || !ecma_is_constructor (arguments_list[0]))
{
return ecma_raise_type_error (ECMA_ERR_MSG ("Target is not a constructor"));
}
ecma_object_t *target_p = ecma_get_object_from_value (arguments_list[0]);
/* 2. new_target_p is not supported for now*/
ecma_object_t *new_target_p = target_p;
if (arguments_number > 2)
{
/* 3. */
if (!ecma_is_constructor (arguments_list[2]))
{
return ecma_raise_type_error (ECMA_ERR_MSG ("Target is not a constructor"));
}
new_target_p = ecma_get_object_from_value (arguments_list[2]);
}
/* 4. */
if (arguments_number < 2)
{
return ecma_raise_type_error (ECMA_ERR_MSG ("Reflect.construct requires the second argument be an object"));
}
ecma_collection_t *coll_p = ecma_op_create_list_from_array_like (arguments_list[1]);
if (coll_p == NULL)
{
return ECMA_VALUE_ERROR;
}
// TODO: add new_target_p to construct when it'll be supported
JERRY_UNUSED (new_target_p);
ecma_value_t ret_value = ecma_op_function_construct (target_p,
ECMA_VALUE_UNDEFINED,
coll_p->buffer_p,
coll_p->item_count);
ecma_collection_free (coll_p);
return ret_value;
}
if (!ecma_is_value_object (arguments_list[0]))
{
return ecma_raise_type_error (ECMA_ERR_MSG ("Argument is not an Object."));
@ -84,11 +223,11 @@ ecma_builtin_reflect_dispatch_routine (uint16_t builtin_routine_id, /**< built-i
switch (builtin_routine_id)
{
case ECMA_REFLECT_OBJECT_GET_PROTOTYPE_OF_UL:
case ECMA_REFLECT_OBJECT_GET_PROTOTYPE_OF:
{
return ecma_builtin_object_object_get_prototype_of (ecma_get_object_from_value (arguments_list[0]));
}
case ECMA_REFLECT_OBJECT_SET_PROTOTYPE_OF_UL:
case ECMA_REFLECT_OBJECT_SET_PROTOTYPE_OF:
{
ecma_value_t result = ecma_builtin_object_object_set_prototype_of (arguments_list[0], arguments_list[1]);
bool is_error = ECMA_IS_VALUE_ERROR (result);
@ -139,7 +278,7 @@ ecma_builtin_reflect_dispatch_routine (uint16_t builtin_routine_id, /**< built-i
return ecma_make_boolean_value (!is_error);
}
case ECMA_REFLECT_OBJECT_GET_OWN_PROPERTY_DESCRIPTOR_UL:
case ECMA_REFLECT_OBJECT_GET_OWN_PROPERTY_DESCRIPTOR:
{
ecma_object_t *obj_p = ecma_get_object_from_value (arguments_list[0]);
ecma_string_t *name_str_p = ecma_op_to_prop_name (arguments_list[1]);
@ -160,7 +299,7 @@ ecma_builtin_reflect_dispatch_routine (uint16_t builtin_routine_id, /**< built-i
}
default:
{
JERRY_ASSERT (builtin_routine_id == ECMA_REFLECT_OBJECT_PREVENT_EXTENSIONS_UL);
JERRY_ASSERT (builtin_routine_id == ECMA_REFLECT_OBJECT_PREVENT_EXTENSIONS);
ecma_object_t *obj_p = ecma_get_object_from_value (arguments_list[0]);
return ecma_builtin_object_object_prevent_extensions (obj_p);
}

14
jerry-core/ecma/builtin-objects/ecma-builtin-reflect.inc.h
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@ -21,11 +21,17 @@
* (property name, C routine name, arguments number or NON_FIXED, value of the routine's length property) */
ROUTINE (LIT_MAGIC_STRING_APPLY, ECMA_REFLECT_OBJECT_APPLY, 3, 3)
ROUTINE (LIT_MAGIC_STRING_DEFINE_PROPERTY_UL, ECMA_REFLECT_OBJECT_DEFINE_PROPERTY, 3, 3)
ROUTINE (LIT_MAGIC_STRING_GET_OWN_PROPERTY_DESCRIPTOR_UL, ECMA_REFLECT_OBJECT_GET_OWN_PROPERTY_DESCRIPTOR_UL, 2, 2)
ROUTINE (LIT_MAGIC_STRING_GET_PROTOTYPE_OF_UL, ECMA_REFLECT_OBJECT_GET_PROTOTYPE_OF_UL, 1, 1)
ROUTINE (LIT_MAGIC_STRING_GET_OWN_PROPERTY_DESCRIPTOR_UL, ECMA_REFLECT_OBJECT_GET_OWN_PROPERTY_DESCRIPTOR, 2, 2)
ROUTINE (LIT_MAGIC_STRING_GET, ECMA_REFLECT_OBJECT_GET, NON_FIXED, 2)
ROUTINE (LIT_MAGIC_STRING_SET, ECMA_REFLECT_OBJECT_SET, NON_FIXED, 3)
ROUTINE (LIT_MAGIC_STRING_HAS, ECMA_REFLECT_OBJECT_HAS, 2, 2)
ROUTINE (LIT_MAGIC_STRING_DELETE_PROPERTY_UL, ECMA_REFLECT_OBJECT_DELETE_PROPERTY, 2, 2)
ROUTINE (LIT_MAGIC_STRING_OWN_KEYS_UL, ECMA_REFLECT_OBJECT_OWN_KEYS, NON_FIXED, 2)
ROUTINE (LIT_MAGIC_STRING_CONSTRUCT, ECMA_REFLECT_OBJECT_CONSTRUCT, NON_FIXED, 2)
ROUTINE (LIT_MAGIC_STRING_GET_PROTOTYPE_OF_UL, ECMA_REFLECT_OBJECT_GET_PROTOTYPE_OF, 1, 1)
ROUTINE (LIT_MAGIC_STRING_IS_EXTENSIBLE, ECMA_REFLECT_OBJECT_IS_EXTENSIBLE, 1, 1)
ROUTINE (LIT_MAGIC_STRING_PREVENT_EXTENSIONS_UL, ECMA_REFLECT_OBJECT_PREVENT_EXTENSIONS_UL, 1, 1)
ROUTINE (LIT_MAGIC_STRING_SET_PROTOTYPE_OF_UL, ECMA_REFLECT_OBJECT_SET_PROTOTYPE_OF_UL, 2, 2)
ROUTINE (LIT_MAGIC_STRING_PREVENT_EXTENSIONS_UL, ECMA_REFLECT_OBJECT_PREVENT_EXTENSIONS, 1, 1)
ROUTINE (LIT_MAGIC_STRING_SET_PROTOTYPE_OF_UL, ECMA_REFLECT_OBJECT_SET_PROTOTYPE_OF, 2, 2)
#endif /* ENABLED (JERRY_ES2015_BUILTIN_REFLECT) */

57
jerry-core/ecma/operations/ecma-conversion.c
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@ -860,7 +860,7 @@ ecma_op_to_property_descriptor (ecma_value_t obj_value, /**< object value */
* conversion error otherwise
*/
ecma_value_t
ecma_op_to_integer (ecma_value_t value, /**< ecma value*/
ecma_op_to_integer (ecma_value_t value, /**< ecma value */
ecma_number_t *number_p) /**< [out] ecma number */
{
if (ECMA_IS_VALUE_ERROR (value))
@ -909,7 +909,7 @@ ecma_op_to_integer (ecma_value_t value, /**< ecma value*/
* conversion error otherwise
*/
ecma_value_t
ecma_op_to_length (ecma_value_t value, /**< ecma value*/
ecma_op_to_length (ecma_value_t value, /**< ecma value */
uint32_t *length) /**< [out] ecma number */
{
/* 1 */
@ -962,6 +962,59 @@ ecma_op_to_length (ecma_value_t value, /**< ecma value*/
#endif /* ENABLED (JERRY_ES2015) */
} /* ecma_op_to_length */
#if ENABLED (JERRY_ES2015)
/**
* CreateListFromArrayLike operation.
* Different types are not handled yet.
*
* See also:
* ECMA-262 v6, 7.3.17
*
* @return ecma_collection_t if successful
* NULL otherwise
*/
ecma_collection_t *
ecma_op_create_list_from_array_like (ecma_value_t arr) /**< array value */
{
/* 1. */
JERRY_ASSERT (!ECMA_IS_VALUE_ERROR (arr));
/* 3. */
if (!ecma_is_value_object (arr))
{
ecma_raise_type_error (ECMA_ERR_MSG ("Argument is not an Object."));
return NULL;
}
ecma_object_t *obj_p = ecma_get_object_from_value (arr);
/* 4. 5. */
ecma_length_t len;
if (ECMA_IS_VALUE_ERROR (ecma_op_object_get_length (obj_p, &len)))
{
return NULL;
}
/* 6. */
ecma_collection_t *list_ptr = ecma_new_collection ();
/* 7. 8. */
for (uint32_t idx = 0; idx < len; idx++)
{
ecma_value_t next = ecma_op_object_get_by_uint32_index (obj_p, idx);
if (ECMA_IS_VALUE_ERROR (next))
{
ecma_collection_free (list_ptr);
return NULL;
}
ecma_collection_push_back (list_ptr, next);
}
/* 9. */
return list_ptr;
} /* ecma_op_create_list_from_array_like */
#endif /* ENABLED (JERRY_ES2015) */
/**
* @}
* @}

3
jerry-core/ecma/operations/ecma-conversion.h
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@ -51,6 +51,9 @@ ecma_string_t *ecma_op_to_prop_name (ecma_value_t value);
ecma_value_t ecma_op_to_object (ecma_value_t value);
ecma_value_t ecma_op_to_integer (ecma_value_t value, ecma_number_t *number_p);
ecma_value_t ecma_op_to_length (ecma_value_t value, uint32_t *length);
#if ENABLED (JERRY_ES2015)
ecma_collection_t *ecma_op_create_list_from_array_like (ecma_value_t arr);
#endif /* ENABLED (JERRY_ES2015) */
ecma_object_t *ecma_op_from_property_descriptor (const ecma_property_descriptor_t *src_prop_desc_p);
ecma_value_t ecma_op_to_property_descriptor (ecma_value_t obj_value, ecma_property_descriptor_t *out_prop_desc_p);

38
jerry-core/ecma/operations/ecma-objects.c
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@ -1137,11 +1137,43 @@ ecma_op_object_put_by_number_index (ecma_object_t *object_p, /**< the object */
* Note: even if is_throw is false, the setter can throw an
* error, and this function returns with that error.
*/
ecma_value_t
inline ecma_value_t JERRY_ATTR_ALWAYS_INLINE
ecma_op_object_put (ecma_object_t *object_p, /**< the object */
ecma_string_t *property_name_p, /**< property name */
ecma_value_t value, /**< ecma value */
bool is_throw) /**< flag that controls failure handling */
{
return ecma_op_object_put_with_receiver (object_p,
property_name_p,
value,
ecma_make_object_value (object_p),
is_throw);
} /* ecma_op_object_put */
/**
* [[Put]] ecma general object's operation with given receiver
*
* See also:
* ECMA-262 v5, 8.6.2; ECMA-262 v5, Table 8
* ECMA-262 v5, 8.12.5
* Also incorporates [[CanPut]] ECMA-262 v5, 8.12.4
*
* @return ecma value
* The returned value must be freed with ecma_free_value.
*
* Returns with ECMA_VALUE_TRUE if the operation is
* successful. Otherwise it returns with an error object
* or ECMA_VALUE_FALSE.
*
* Note: even if is_throw is false, the setter can throw an
* error, and this function returns with that error.
*/
ecma_value_t
ecma_op_object_put_with_receiver (ecma_object_t *object_p, /**< the object */
ecma_string_t *property_name_p, /**< property name */
ecma_value_t value, /**< ecma value */
ecma_value_t receiver, /**< receiver */
bool is_throw) /**< flag that controls failure handling */
{
JERRY_ASSERT (object_p != NULL
&& !ecma_is_lexical_environment (object_p));
@ -1431,7 +1463,7 @@ ecma_op_object_put (ecma_object_t *object_p, /**< the object */
}
ecma_value_t ret_value = ecma_op_function_call (ECMA_GET_NON_NULL_POINTER (ecma_object_t, setter_cp),
ecma_make_object_value (object_p),
receiver,
&value,
1);
@ -1442,7 +1474,7 @@ ecma_op_object_put (ecma_object_t *object_p, /**< the object */
}
return ret_value;
} /* ecma_op_object_put */
} /* ecma_op_object_put_with_receiver */
/**
* [[Delete]] ecma object's operation specialized for uint32_t property index

2
jerry-core/ecma/operations/ecma-objects.h
View File

@ -48,6 +48,8 @@ ecma_value_t ecma_op_object_get_by_symbol_id (ecma_object_t *object_p, lit_magic
ecma_value_t ecma_op_get_method_by_symbol_id (ecma_value_t value, lit_magic_string_id_t symbol_id);
ecma_value_t ecma_op_get_method_by_magic_id (ecma_value_t value, lit_magic_string_id_t magic_id);
#endif /* ENABLED (JERRY_ES2015) */
ecma_value_t ecma_op_object_put_with_receiver (ecma_object_t *object_p, ecma_string_t *property_name_p,
ecma_value_t value, ecma_value_t receiver, bool is_throw);
ecma_value_t ecma_op_object_put (ecma_object_t *object_p, ecma_string_t *property_name_p, ecma_value_t value,
bool is_throw);
ecma_value_t ecma_op_object_put_by_uint32_index (ecma_object_t *object_p, uint32_t index,

10
jerry-core/lit/lit-magic-strings.inc.h
View File

@ -75,6 +75,7 @@ LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_FOR, "for")
#endif
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_GET, "get")
#if ENABLED (JERRY_ES2015_BUILTIN_MAP) \
|| ENABLED (JERRY_ES2015_BUILTIN_REFLECT) \
|| ENABLED (JERRY_ES2015_BUILTIN_SET) \
|| ENABLED (JERRY_ES2015_BUILTIN_WEAKMAP) \
|| ENABLED (JERRY_ES2015_BUILTIN_WEAKSET)
@ -419,6 +420,9 @@ LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_INDEX_OF_UL, "indexOf")
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_IS_ARRAY_UL, "isArray")
#endif
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_MESSAGE, "message")
#if ENABLED (JERRY_ES2015_BUILTIN_REFLECT)
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_OWN_KEYS_UL, "ownKeys")
#endif
#if ENABLED (JERRY_BUILTIN_REGEXP) && ENABLED (JERRY_BUILTIN_STRING) \
|| ENABLED (JERRY_ES2015)
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_REPLACE, "replace")
@ -531,6 +535,9 @@ LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_TYPE_ERROR_UL, "TypeError")
#endif
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_UNDEFINED_UL, "Undefined")
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_ARGUMENTS, "arguments")
#if ENABLED (JERRY_ES2015_BUILTIN_REFLECT)
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_CONSTRUCT, "construct")
#endif
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_DECODE_URI, "decodeURI")
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_ENCODE_URI, "encodeURI")
#if ENABLED (JERRY_ES2015) \
@ -739,6 +746,9 @@ LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_ARRAY_ITERATOR_UL, "Array Iterator")
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_REFERENCE_ERROR_UL, "ReferenceError")
#endif
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_DEFINE_PROPERTY_UL, "defineProperty")
#if ENABLED (JERRY_ES2015_BUILTIN_REFLECT)
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_DELETE_PROPERTY_UL, "deleteProperty")
#endif
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_GET_PROTOTYPE_OF_UL, "getPrototypeOf")
#if ENABLED (JERRY_BUILTIN_DATE)
LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_GET_UTC_FULL_YEAR_UL, "getUTCFullYear")

3
jerry-core/lit/lit-magic-strings.ini
View File

@ -171,6 +171,7 @@ LIT_MAGIC_STRING_GET_YEAR_UL = "getYear"
LIT_MAGIC_STRING_INDEX_OF_UL = "indexOf"
LIT_MAGIC_STRING_IS_ARRAY_UL = "isArray"
LIT_MAGIC_STRING_MESSAGE = "message"
LIT_MAGIC_STRING_OWN_KEYS_UL = "ownKeys"
LIT_MAGIC_STRING_REPLACE = "replace"
LIT_MAGIC_STRING_RESOLVE = "resolve"
LIT_MAGIC_STRING_REVERSE = "reverse"
@ -214,6 +215,7 @@ LIT_MAGIC_STRING_UNESCAPE = "unescape"
LIT_MAGIC_STRING_WRITABLE = "writable"
LIT_MAGIC_STRING_NEGATIVE_INFINITY_UL = "-Infinity"
LIT_MAGIC_STRING_ARGUMENTS_UL = "Arguments"
LIT_MAGIC_STRING_CONSTRUCT = "construct"
LIT_MAGIC_STRING_EVAL_ERROR_UL = "EvalError"
LIT_MAGIC_STRING_INT8_ARRAY_UL = "Int8Array"
LIT_MAGIC_STRING_IS_INTEGER = "isInteger"
@ -307,6 +309,7 @@ LIT_MAGIC_STRING_TO_EXPONENTIAL_UL = "toExponential"
LIT_MAGIC_STRING_ARRAY_ITERATOR_UL = "Array Iterator"
LIT_MAGIC_STRING_REFERENCE_ERROR_UL = "ReferenceError"
LIT_MAGIC_STRING_DEFINE_PROPERTY_UL = "defineProperty"
LIT_MAGIC_STRING_DELETE_PROPERTY_UL = "deleteProperty"
LIT_MAGIC_STRING_GET_PROTOTYPE_OF_UL = "getPrototypeOf"
LIT_MAGIC_STRING_GET_UTC_FULL_YEAR_UL = "getUTCFullYear"
LIT_MAGIC_STRING_HAS_OWN_PROPERTY_UL = "hasOwnProperty"

80
tests/jerry/es2015/reflect-construct.js Normal file
View File

@ -0,0 +1,80 @@
// Copyright JS Foundation and other contributors, http://js.foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
try {
Reflect.construct ();
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
try {
Reflect.construct (Date);
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
var d = Reflect.construct (Date, [1776, 6, 4]);
assert (d instanceof Date);
assert (d.getFullYear () === 1776);
function func1 (a, b, c) {
this.sum = a + b + c;
}
var args = [1, 2, 3];
var object1 = new func1 (...args);
var object2 = Reflect.construct (func1, args);
assert (object2.sum === 6);
assert (object1.sum === 6);
function CatClass () {
this.name = 'Cat';
}
function DogClass () {
this.name = 'Dog';
}
var obj1 = Reflect.construct (CatClass, args, DogClass);
assert (obj1.name === 'Cat');
// assert (!(ob1 instanceof CatClass)); This is true because new target is not supported yet
// assert (obj1 instanceof DogClass); This is false because new target is not supported yet
try {
Reflect.construct (func1, 5, 5);
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
try {
Reflect.construct (5, 5);
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
function func2 () {
throw 5;
}
try {
Reflect.construct (func2, {});
assert (false);
} catch (e) {
assert (e === 5);
}

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// Copyright JS Foundation and other contributors, http://js.foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
var object = {
property: 'Batcat'
};
Reflect.deleteProperty (object, 'property');
assert (object.property === undefined);
assert (2 === Reflect.deleteProperty.length);
try {
Reflect.deleteProperty ();
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
try {
Reflect.deleteProperty (42, 'bat');
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
try {
Reflect.deleteProperty (null, 'bat');
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
var target = {bat: 42};
var a = { [Symbol.toPrimitive]: function() { return 'bat' } };
var b = { [Symbol.toPrimitive]: function() { throw 'cat' } };
assert (Reflect.deleteProperty (target, a));
try {
Reflect.deleteProperty (target, b);
assert (false);
} catch (e) {
assert (e === 'cat');
}

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// Copyright JS Foundation and other contributors, http://js.foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
var object1 = {
x: "Bat",
y: "Cat"
};
assert (Reflect.get (object1, 'y') === "Cat");
try {
Reflect.get ();
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
assert (Reflect.get ({}) === undefined);
var o = {x: 10};
function foo () {
try {
return Reflect.get (o, "x");
} catch (e) {
return 1;
}
}
assert (10 === foo());
var c = {};
function foo2 (a) {
try {
return Reflect.get (c, a);
} catch (e) {
return 1;
}
}
assert (1 === foo2 ({[Symbol.toPrimitive]() { throw new Error(); }}));

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// Copyright JS Foundation and other contributors, http://js.foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
assert (Reflect.has ({x: 0}, 'x') === true);
assert (Reflect.has ({x: 0}, 'y') === false);
assert (Reflect.has ({x: 0}, 'toString') === true);
var object = {
prop: 'Apple'
};
assert (Reflect.has (object, 'prop') === true);
assert (2 === Reflect.has.length);
try {
Reflect.has ();
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
try {
Reflect.has (42, 'batcat');
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
try {
Reflect.has (null, 'bat');
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
var target = {bat: 42};
var a = { [Symbol.toPrimitive]: function () { return 'bat' } };
var b = { [Symbol.toPrimitive]: function () { throw 'cat' } };
assert (Reflect.has (target, a) === true);
try {
Reflect.has (target, b);
assert (false);
} catch (e) {
assert (e === 'cat');
}

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// Copyright JS Foundation and other contributors, http://js.foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Copyright 2015 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
var object1 = {
property1: 42,
property2: 13
};
var array1 = [];
assert (Reflect.ownKeys (object1)[0] === "property1");
assert (Reflect.ownKeys (object1)[1] === "property2");
assert (Reflect.ownKeys (object1).length === 2);
var obj = { a: 1, b: 2};
var keys = Reflect.ownKeys (obj);
assert (2 === keys.length);
assert ("a" === keys[0]);
assert ("b" === keys[1]);
var obj = { a: function(){}, b: function(){} };
var keys = Reflect.ownKeys (obj);
assert (2 === keys.length);
assert ("a" === keys[0]);
assert ("b" === keys[1]);
// Check slow case
var obj = { a: 1, b: 2, c: 3 };
delete obj.b;
var keys = Reflect.ownKeys (obj)
assert (2 === keys.length);
assert ("a" === keys[0]);
assert ("c" === keys[1]);
// Check that non-enumerable properties are being returned.
var keys = Reflect.ownKeys ([1, 2]);
assert (3 === keys.length);
assert ("0" === keys[0]);
assert ("1" === keys[1]);
assert ("string" === typeof keys[0]);
assert ("string" === typeof keys[1]);
assert ("length" === keys[2]);
// Check that no proto properties are returned.
var obj = { foo: "foo" };
var obj2 = { bar: "bar" };
Object.setPrototypeOf (obj, obj2)
keys = Reflect.ownKeys (obj);
assert (1 === keys.length);
assert ("foo" === keys[0]);
// Check that getter properties are returned.
var obj = {};
Object.defineProperty (obj, "getter", function() {})
//obj.__defineGetter__("getter", function() {});
keys = Reflect.ownKeys (obj);
assert (1 === keys.length);
assert ("getter" === keys[0]);
// Check that implementation does not access Array.prototype.
var savedConcat = Array.prototype.concat;
Array.prototype.concat = function() { return []; }
keys = Reflect.ownKeys ({0: 'foo', bar: 'baz'});
assert (2 === keys.length);
assert ('0' === keys[0]);
assert ('bar'=== keys[1]);
assert (Array.prototype === Object.getPrototypeOf (keys))
Array.prototype.concat = savedConcat;
try {
Reflect.ownKeys (4);
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
try {
Reflect.ownKeys("cica");
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
try {
Reflect.ownKeys(true);
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
assert (Reflect.ownKeys (Object (4)) !== [])
assert (Reflect.ownKeys (Object ("foo")) !== ["0", "1", "2", "length"])
assert (Reflect.ownKeys (Object (4)) !== []);
assert (Reflect.ownKeys (Object ("foo")) !== [0, 1, 2, "length"]);
assert (Reflect.ownKeys (Object (true)) !== []);
var id = Symbol("my kitten");
var user = {
name: "Bob",
age: 30,
[id]: "is batcat"
}
assert (Reflect.ownKeys (user)[0] === "name");
assert (Reflect.ownKeys (user)[1] === "age");
assert (Reflect.ownKeys (user)[2] === id);

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// Copyright JS Foundation and other contributors, http://js.foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
var object = {};
Reflect.set (object, 'property', 'batcat');
assert (object.property === 'batcat');
var array = ['cat', 'cat', 'cat'];
Reflect.set (array, 2, 'bat');
assert (array[2] === 'bat');
assert (3 === Reflect.set.length);
try {
Reflect.set ();
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
try {
Reflect.set (42, 'bat');
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
try {
Reflect.set (null, 'bat');
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
var target = {};
var a = { [Symbol.toPrimitive]: function () { return 'bat' } };
var b = { [Symbol.toPrimitive]: function () { throw 'cat' } };
assert (Reflect.set (target, a, 42) === true);
assert (42 === target.bat);
try {
Reflect.set (null, 'bat');
assert (false);
} catch (e) {
assert (e instanceof TypeError);
}
var y = [];
Object.defineProperty (y, 0, {value: 42, configurable: false});
assert (Reflect.set (y, 'length', 0) === false);
assert (Reflect.set (y, 'length', 2) === true);