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Introduce C API to query the type of an Error object (#2177)

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New api function:
* jerry_get_error_type

Additionally update a few places where this new function
can be used.

JerryScript-DCO-1.0-Signed-off-by: Peter Gal pgal.u-szeged@partner.samsung.com
This commit is contained in:
Péter Gál
2018-02-06 09:41:54 +01:00
committed by László Langó
parent 8041953a7a
commit 6f339eb05c
10 changed files with 217 additions and 183 deletions
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jerry-core/api/jerry.c
+24 -1
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@@ -42,7 +42,8 @@
JERRY_STATIC_ASSERT (sizeof (jerry_value_t) == sizeof (ecma_value_t),
size_of_jerry_value_t_must_be_equal_to_size_of_ecma_value_t);
JERRY_STATIC_ASSERT ((int) ECMA_ERROR_COMMON == (int) JERRY_ERROR_COMMON
JERRY_STATIC_ASSERT ((int) ECMA_ERROR_NONE == (int) JERRY_ERROR_NONE
&& (int) ECMA_ERROR_COMMON == (int) JERRY_ERROR_COMMON
&& (int) ECMA_ERROR_EVAL == (int) JERRY_ERROR_EVAL
&& (int) ECMA_ERROR_RANGE == (int) JERRY_ERROR_RANGE
&& (int) ECMA_ERROR_REFERENCE == (int) JERRY_ERROR_REFERENCE
@@ -918,6 +919,28 @@ jerry_value_t jerry_get_value_without_error_flag (jerry_value_t value) /**< api
return jerry_acquire_value (jerry_get_arg_value (value));
} /* jerry_get_value_without_error_flag */
/**
* Return the type of the Error object if possible.
*
* @return one of the jerry_error_t value as the type of the Error object
* JERRY_ERROR_NONE - if the input value is not an Error object
*/
jerry_error_t
jerry_get_error_type (const jerry_value_t value) /**< api value */
{
jerry_value_t object = jerry_get_arg_value (value);
if (!ecma_is_value_object (object))
{
return JERRY_ERROR_NONE;
}
ecma_object_t *object_p = ecma_get_object_from_value (object);
ecma_standard_error_t error_type = ecma_get_error_type (object_p);
return error_type;
} /* jerry_get_error_type */
/**
* Get boolean from the specified value.
*