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Support shared user data for scripts (#4710)

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The same data is returned for the script and all of its functions,
including those which are created by an eval call.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2021-07-20 10:33:23 +02:00
committed by GitHub
parent 9ff25dbc12
commit 713d90b5a0
20 changed files with 780 additions and 126 deletions
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jerry-core/api/jerry.c
+34 -2
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@@ -393,7 +393,8 @@ jerry_parse (const jerry_char_t *source_p, /**< script source */
uint32_t allowed_parse_options = (JERRY_PARSE_STRICT_MODE
| JERRY_PARSE_MODULE
| JERRY_PARSE_HAS_RESOURCE
| JERRY_PARSE_HAS_START);
| JERRY_PARSE_HAS_START
| JERRY_PARSE_HAS_USER_VALUE);
if (options_p != NULL && (options_p->options & ~allowed_parse_options) != 0)
{
@@ -493,7 +494,8 @@ jerry_parse_function (const jerry_char_t *arg_list_p, /**< script source */
uint32_t allowed_parse_options = (JERRY_PARSE_STRICT_MODE
| JERRY_PARSE_HAS_RESOURCE
| JERRY_PARSE_HAS_START);
| JERRY_PARSE_HAS_START
| JERRY_PARSE_HAS_USER_VALUE);
if (options_p != NULL && (options_p->options & ~allowed_parse_options) != 0)
{
@@ -5381,6 +5383,36 @@ jerry_get_resource_name (const jerry_value_t value) /**< jerry api value */
return ecma_make_magic_string_value (LIT_MAGIC_STRING_RESOURCE_ANON);
} /* jerry_get_resource_name */
/**
* Returns the user value assigned to a script / module / function.
*
* Note:
* This value is usually set by the parser when
* the JERRY_PARSE_HAS_USER_VALUE flag is passed.
*
* @return user value
*/
jerry_value_t
jerry_get_user_value (const jerry_value_t value) /**< jerry api value */
{
const ecma_compiled_code_t *bytecode_p = ecma_bytecode_get_from_value (value);
if (bytecode_p == NULL)
{
return ECMA_VALUE_UNDEFINED;
}
ecma_value_t script_value = ((cbc_uint8_arguments_t *) bytecode_p)->script_value;
cbc_script_t *script_p = ECMA_GET_INTERNAL_VALUE_POINTER (cbc_script_t, script_value);
if (CBC_SCRIPT_GET_TYPE (script_p) == CBC_SCRIPT_GENERIC)
{
return ECMA_VALUE_UNDEFINED;
}
return ecma_copy_value (((cbc_script_user_t *) script_p)->user_value);
} /* jerry_get_user_value */
/**
* Replaces the currently active realm with another realm.
*