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JerryScript-DCO-1.0-Signed-off-by: Peter Gal [email protected]
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,125 @@ | ||
| /* Copyright 2015 Samsung Electronics Co., Ltd. | ||
| * Copyright 2015 University of Szeged. | ||
| * | ||
| * 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. | ||
| */ | ||
|
|
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| #include "ecma-object-prototype.h" | ||
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| #include "ecma-builtins.h" | ||
| #include "ecma-conversion.h" | ||
| #include "ecma-exceptions.h" | ||
| #include "ecma-helpers.h" | ||
| #include "ecma-objects.h" | ||
|
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| /** \addtogroup ecma ECMA | ||
| * @{ | ||
| * | ||
| * \addtogroup ecmaobjectprototypeops ECMA object prototype's operations | ||
| * @{ | ||
| */ | ||
|
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| /** | ||
| * The Object.prototype object's 'toString' routine | ||
| * | ||
| * See also: | ||
| * ECMA-262 v5, 15.2.4.2 | ||
| * | ||
| * @return completion value | ||
| * Returned value must be freed with ecma_free_completion_value. | ||
| */ | ||
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| ecma_completion_value_t | ||
| ecma_op_object_prototype_tostring (const ecma_value_t this_arg) | ||
| { | ||
| ecma_magic_string_id_t type_string; | ||
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| if (ecma_is_value_undefined (this_arg)) | ||
| { | ||
| type_string = ECMA_MAGIC_STRING_UNDEFINED_UL; | ||
| } | ||
| else if (ecma_is_value_null (this_arg)) | ||
| { | ||
| type_string = ECMA_MAGIC_STRING_NULL_UL; | ||
| } | ||
| else | ||
| { | ||
| ecma_completion_value_t obj_this = ecma_op_to_object (this_arg); | ||
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| if (!ecma_is_completion_value_normal (obj_this)) | ||
| { | ||
| return obj_this; | ||
| } | ||
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| JERRY_ASSERT (ecma_is_value_object (ecma_get_completion_value_value (obj_this))); | ||
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| ecma_object_t *obj_p = ecma_get_object_from_completion_value (obj_this); | ||
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| ecma_property_t *class_prop_p = ecma_get_internal_property (obj_p, | ||
| ECMA_INTERNAL_PROPERTY_CLASS); | ||
| type_string = (ecma_magic_string_id_t) class_prop_p->u.internal_property.value; | ||
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| ecma_free_completion_value (obj_this); | ||
| } | ||
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| ecma_string_t *ret_string_p; | ||
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| /* Building string "[object #type#]" where type is 'Undefined', | ||
| 'Null' or one of possible object's classes. | ||
| The string with null character is maximum 19 characters long. */ | ||
| const ssize_t buffer_size = 19; | ||
| MEM_DEFINE_LOCAL_ARRAY (str_buffer, buffer_size, ecma_char_t); | ||
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| const ecma_char_t *left_square_zt_str_p = ecma_get_magic_string_zt (ECMA_MAGIC_STRING_LEFT_SQUARE_CHAR); | ||
| const ecma_char_t *object_zt_str_p = ecma_get_magic_string_zt (ECMA_MAGIC_STRING_OBJECT); | ||
| const ecma_char_t *space_zt_str_p = ecma_get_magic_string_zt (ECMA_MAGIC_STRING_SPACE_CHAR); | ||
| const ecma_char_t *type_name_zt_str_p = ecma_get_magic_string_zt (type_string); | ||
| const ecma_char_t *right_square_zt_str_p = ecma_get_magic_string_zt (ECMA_MAGIC_STRING_RIGHT_SQUARE_CHAR); | ||
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| ecma_char_t *buffer_ptr = str_buffer; | ||
| ssize_t buffer_size_left = buffer_size; | ||
| buffer_ptr = ecma_copy_zt_string_to_buffer (left_square_zt_str_p, | ||
| buffer_ptr, | ||
| buffer_size_left); | ||
| buffer_size_left = buffer_size - (buffer_ptr - str_buffer) * (ssize_t) sizeof (ecma_char_t); | ||
| buffer_ptr = ecma_copy_zt_string_to_buffer (object_zt_str_p, | ||
| buffer_ptr, | ||
| buffer_size_left); | ||
| buffer_size_left = buffer_size - (buffer_ptr - str_buffer) * (ssize_t) sizeof (ecma_char_t); | ||
| buffer_ptr = ecma_copy_zt_string_to_buffer (space_zt_str_p, | ||
| buffer_ptr, | ||
| buffer_size_left); | ||
| buffer_size_left = buffer_size - (buffer_ptr - str_buffer) * (ssize_t) sizeof (ecma_char_t); | ||
| buffer_ptr = ecma_copy_zt_string_to_buffer (type_name_zt_str_p, | ||
| buffer_ptr, | ||
| buffer_size_left); | ||
| buffer_size_left = buffer_size - (buffer_ptr - str_buffer) * (ssize_t) sizeof (ecma_char_t); | ||
| buffer_ptr = ecma_copy_zt_string_to_buffer (right_square_zt_str_p, | ||
| buffer_ptr, | ||
| buffer_size_left); | ||
| buffer_size_left = buffer_size - (buffer_ptr - str_buffer) * (ssize_t) sizeof (ecma_char_t); | ||
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| JERRY_ASSERT (buffer_size_left >= 0); | ||
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| ret_string_p = ecma_new_ecma_string (str_buffer); | ||
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| MEM_FINALIZE_LOCAL_ARRAY (str_buffer); | ||
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| return ecma_make_normal_completion_value (ecma_make_string_value (ret_string_p)); | ||
| } | ||
|
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| /** | ||
| * @} | ||
| * @} | ||
| * @} | ||
| */ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| /* Copyright 2015 Samsung Electronics Co., Ltd. | ||
| * Copyright 2015 University of Szeged. | ||
| * | ||
| * 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. | ||
| */ | ||
|
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| #ifndef ECMA_OBJECT_PROTOTYPE_H | ||
| #define ECMA_OBJECT_PROTOTYPE_H | ||
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| #include "ecma-globals.h" | ||
|
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| /** \addtogroup ecma ECMA | ||
| * @{ | ||
| * | ||
| * \addtogroup ecmaobjectprototypeops ECMA object prototype's operations | ||
| * @{ | ||
| */ | ||
|
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| extern ecma_completion_value_t ecma_op_object_prototype_tostring (const ecma_value_t this_arg); | ||
|
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| /** | ||
| * @} | ||
| * @} | ||
| */ | ||
|
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| #endif /* !ECMA_OBJECT_PROPERTY_H */ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| // Copyright 2015 Samsung Electronics Co., Ltd. | ||
| // Copyright 2015 University of Szeged. | ||
| // | ||
| // 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. | ||
|
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| // Our own join method if the internal join is not implemented. | ||
| function join(sep) | ||
| { | ||
| sep = sep ? sep : ","; | ||
| var result = ""; | ||
|
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| for (var i = 0; i < this.length; ++i) { | ||
| result += this[i]; | ||
| if (i + 1 < this.length) { | ||
| result += sep; | ||
| } | ||
| } | ||
|
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| return result; | ||
| } | ||
|
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| // Force fallback to object.prototype.toString() | ||
| Array.prototype.join = 1; | ||
|
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| assert ([1].toString() === "[object Array]"); | ||
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| Array.prototype.join = join; | ||
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| assert ([1, 2].toString() === "1,2"); | ||
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| // Test if the join returns a ReferenceError | ||
| var arr = [1,2] | ||
| Object.defineProperty(arr, 'join', { 'get' : function () {throw new ReferenceError ("foo"); } }); | ||
| try { | ||
| arr.toString(); | ||
|
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| assert (false); | ||
| } catch (e) { | ||
| assert (e.message === "foo"); | ||
| assert (e instanceof ReferenceError); | ||
| } |