jerryscript/jerry-core/ecma/builtin-objects/ecma-builtin-helpers.h
ZsoltRaduska 78bd11e732 Add json parse and stringify function to jerryscript c api (#2243)
JerryScript-DCO-1.0-Signed-off-by: Zsolt Raduska rzsolt@inf.u-szeged.hu
2018-04-05 09:58:07 +02:00

183 lines
7.0 KiB
C

/* 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.
*/
#ifndef ECMA_BUILTIN_HELPERS_H
#define ECMA_BUILTIN_HELPERS_H
#include "ecma-globals.h"
#include "ecma-exceptions.h"
/** \addtogroup ecma ECMA
* @{
*
* \addtogroup ecmabuiltinhelpers ECMA builtin helper operations
* @{
*/
ecma_value_t
ecma_builtin_helper_object_to_string (const ecma_value_t this_arg);
ecma_value_t
ecma_builtin_helper_get_to_locale_string_at_index (ecma_object_t *obj_p, uint32_t index);
ecma_value_t
ecma_builtin_helper_object_get_properties (ecma_object_t *obj_p, bool only_enumerable_properties);
ecma_value_t
ecma_builtin_helper_array_concat_value (ecma_object_t *obj_p, uint32_t *length_p, ecma_value_t value);
uint32_t
ecma_builtin_helper_array_index_normalize (ecma_number_t index, uint32_t length);
uint32_t
ecma_builtin_helper_string_index_normalize (ecma_number_t index, uint32_t length, bool nan_to_zero);
ecma_value_t
ecma_builtin_helper_string_prototype_object_index_of (ecma_value_t this_arg, ecma_value_t arg1,
ecma_value_t arg2, bool first_index);
bool
ecma_builtin_helper_string_find_index (ecma_string_t *original_str_p, ecma_string_t *search_str_p, bool first_index,
ecma_length_t start_pos, ecma_length_t *ret_index_p);
ecma_value_t
ecma_builtin_helper_def_prop (ecma_object_t *obj_p, ecma_string_t *index_p, ecma_value_t value,
bool writable, bool enumerable, bool configurable, bool is_throw);
#ifndef CONFIG_DISABLE_DATE_BUILTIN
/**
* Time range defines for helper functions.
*
* See also:
* ECMA-262 v5, 15.9.1.1, 15.9.1.10
*/
/** Hours in a day. */
#define ECMA_DATE_HOURS_PER_DAY ((ecma_number_t) 24)
/** Minutes in an hour. */
#define ECMA_DATE_MINUTES_PER_HOUR ((ecma_number_t) 60)
/** Seconds in a minute. */
#define ECMA_DATE_SECONDS_PER_MINUTE ((ecma_number_t) 60)
/** Milliseconds in a second. */
#define ECMA_DATE_MS_PER_SECOND ((ecma_number_t) 1000)
/** ECMA_DATE_MS_PER_MINUTE == 60000 */
#define ECMA_DATE_MS_PER_MINUTE (ECMA_DATE_MS_PER_SECOND * ECMA_DATE_SECONDS_PER_MINUTE)
/** ECMA_DATE_MS_PER_HOUR == 3600000 */
#define ECMA_DATE_MS_PER_HOUR (ECMA_DATE_MS_PER_MINUTE * ECMA_DATE_MINUTES_PER_HOUR)
/** ECMA_DATE_MS_PER_DAY == 86400000 */
#define ECMA_DATE_MS_PER_DAY (ECMA_DATE_MS_PER_HOUR * ECMA_DATE_HOURS_PER_DAY)
/**
* This gives a range of 8,640,000,000,000,000 milliseconds
* to either side of 01 January, 1970 UTC.
*/
#define ECMA_DATE_MAX_VALUE 8.64e15
/**
* Timezone type.
*/
typedef enum
{
ECMA_DATE_UTC, /**< date vaule is in UTC */
ECMA_DATE_LOCAL /**< date vaule is in local time */
} ecma_date_timezone_t;
/* ecma-builtin-helpers-date.c */
ecma_number_t ecma_date_day (ecma_number_t time);
ecma_number_t ecma_date_time_within_day (ecma_number_t time);
ecma_number_t ecma_date_year_from_time (ecma_number_t time);
ecma_number_t ecma_date_month_from_time (ecma_number_t time);
ecma_number_t ecma_date_date_from_time (ecma_number_t time);
ecma_number_t ecma_date_week_day (ecma_number_t time);
ecma_number_t ecma_date_local_time_zone (ecma_number_t time);
ecma_number_t ecma_date_utc (ecma_number_t time);
ecma_number_t ecma_date_hour_from_time (ecma_number_t time);
ecma_number_t ecma_date_min_from_time (ecma_number_t time);
ecma_number_t ecma_date_sec_from_time (ecma_number_t time);
ecma_number_t ecma_date_ms_from_time (ecma_number_t time);
ecma_number_t ecma_date_make_time (ecma_number_t hour, ecma_number_t min, ecma_number_t sec, ecma_number_t ms);
ecma_number_t ecma_date_make_day (ecma_number_t year, ecma_number_t month, ecma_number_t date);
ecma_number_t ecma_date_make_date (ecma_number_t day, ecma_number_t time);
ecma_number_t ecma_date_time_clip (ecma_number_t time);
ecma_number_t ecma_date_timezone_offset (ecma_number_t time);
ecma_value_t ecma_date_value_to_string (ecma_number_t datetime_number);
ecma_value_t ecma_date_value_to_utc_string (ecma_number_t datetime_number);
ecma_value_t ecma_date_value_to_iso_string (ecma_number_t datetime_number);
ecma_value_t ecma_date_value_to_date_string (ecma_number_t datetime_number);
ecma_value_t ecma_date_value_to_time_string (ecma_number_t datetime_number);
#endif /* !CONFIG_DISABLE_DATE_BUILTIN */
/* ecma-builtin-helper-json.c */
/**
* Occurence stack item of JSON.stringify()
*/
typedef struct struct_ecma_json_occurence_stack_item_t
{
struct struct_ecma_json_occurence_stack_item_t *next_p; /**< next stack item */
ecma_object_t *object_p; /**< current object */
} ecma_json_occurence_stack_item_t;
/**
* Context for JSON.stringify()
*/
typedef struct
{
/** Collection for property keys. */
ecma_collection_header_t *property_list_p;
/** Collection for traversing objects. */
ecma_json_occurence_stack_item_t *occurence_stack_last_p;
/** The actual indentation text. */
ecma_string_t *indent_str_p;
/** The indentation text. */
ecma_string_t *gap_str_p;
/** The replacer function. */
ecma_object_t *replacer_function_p;
} ecma_json_stringify_context_t;
ecma_value_t ecma_builtin_json_parse_buffer (const lit_utf8_byte_t * str_start_p,
lit_utf8_size_t string_size);
ecma_value_t ecma_builtin_json_string_from_object (const ecma_value_t arg1);
bool ecma_json_has_object_in_stack (ecma_json_occurence_stack_item_t *stack_p, ecma_object_t *object_p);
bool ecma_has_string_value_in_collection (ecma_collection_header_t *collection_p, ecma_value_t string_value);
ecma_string_t *
ecma_builtin_helper_json_create_separated_properties (ecma_collection_header_t *partial_p, ecma_string_t *separator_p);
ecma_value_t
ecma_builtin_helper_json_create_formatted_json (lit_utf8_byte_t left_bracket, lit_utf8_byte_t right_bracket,
ecma_string_t *stepback_p, ecma_collection_header_t *partial_p,
ecma_json_stringify_context_t *context_p);
ecma_value_t
ecma_builtin_helper_json_create_non_formatted_json (lit_utf8_byte_t left_bracket, lit_utf8_byte_t right_bracket,
ecma_collection_header_t *partial_p);
/* ecma-builtin-helper-error.c */
ecma_value_t
ecma_builtin_helper_error_dispatch_call (ecma_standard_error_t error_type, const ecma_value_t *arguments_list_p,
ecma_length_t arguments_list_len);
/**
* @}
* @}
*/
#endif /* !ECMA_BUILTIN_HELPERS_H */