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Add json parse and stringify function to jerryscript c api (#2243)

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JerryScript-DCO-1.0-Signed-off-by: Zsolt Raduska rzsolt@inf.u-szeged.hu
This commit is contained in:
ZsoltRaduska
2018-04-05 09:58:07 +02:00
committed by László Langó
parent 0476523f1a
commit 78bd11e732
7 changed files with 264 additions and 38 deletions
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jerry-core/api/jerry.c
+57
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@@ -3412,6 +3412,63 @@ jerry_get_typedarray_buffer (jerry_value_t value, /**< TypedArray to get the arr
#endif /* !CONFIG_DISABLE_ES2015_TYPEDARRAY_BUILTIN */
} /* jerry_get_typedarray_buffer */
/**
* Create an object from JSON
*
* Note:
* The returned value must be freed with jerry_release_value
* @return jerry_value_t from json formated string or an error massage
*/
jerry_value_t
jerry_json_parse (const jerry_char_t *string_p, /**< json string */
jerry_size_t string_size) /**< json string size */
{
jerry_assert_api_available ();
#ifndef CONFIG_DISABLE_JSON_BUILTIN
ecma_value_t ret_value = ecma_builtin_json_parse_buffer (string_p, string_size);
if (ecma_is_value_undefined (ret_value))
{
ret_value = jerry_throw (ecma_raise_syntax_error (ECMA_ERR_MSG ("JSON string parse error.")));
}
return ret_value;
#else /* CONFIG_DISABLE_JSON_BUILTIN */
JERRY_UNUSED (string_p);
JERRY_UNUSED (string_size);
return jerry_throw (ecma_raise_syntax_error (ECMA_ERR_MSG ("The JSON has been disabled.")));
#endif /* !CONFIG_DISABLE_JSON_BUILTIN */
} /* jerry_json_parse */
/**
* Create a Json formated string from an object
*
* Note:
* The returned value must be freed with jerry_release_value
* @return json formated jerry_value_t or an error massage
*/
jerry_value_t
jerry_json_stringfy (const jerry_value_t object_to_stringify) /**< a jerry_object_t to stringify */
{
jerry_assert_api_available ();
#ifndef CONFIG_DISABLE_JSON_BUILTIN
ecma_value_t ret_value = ecma_builtin_json_string_from_object (object_to_stringify);
if (ecma_is_value_undefined (ret_value))
{
ret_value = jerry_throw (ecma_raise_syntax_error (ECMA_ERR_MSG ("JSON stringify error.")));
}
return ret_value;
#else /* CONFIG_DISABLE_JSON_BUILTIN */
JERRY_UNUSED (object_to_stringify);
return jerry_throw (ecma_raise_syntax_error (ECMA_ERR_MSG ("The JSON has been disabled.")));
#endif /* !CONFIG_DISABLE_JSON_BUILTIN */
} /* jerry_json_stringfy */
/**
* @}
*/