Rename the jerry_value_has_error_flag function. (#2290)

Rename the function to represent it's real functionality.

JerryScript-DCO-1.0-Signed-off-by: Istvan Miklos imiklos2@inf.u-szeged.hu

jerry-core/api/jerry.c

@@ -670,6 +670,20 @@ jerry_value_is_constructor (const jerry_value_t value) /**< jerry api value */
   return ecma_is_constructor (jerry_get_arg_value (value));
 } /* jerry_value_is_constructor */
 
+/**
+ * Check if the specified value is an error or abort value.
+ *
+ * @return true  - if the specified value is an error value,
+ *         false - otherwise
+ */
+bool
+jerry_value_is_error (const jerry_value_t value) /**< api value */
+{
+  jerry_assert_api_available ();
+
+  return ecma_is_value_error_reference (value);
+} /* jerry_value_is_error */
+
 /**
  * Check if the specified value is a function object value.
  *
@@ -890,20 +904,6 @@ bool jerry_is_feature_enabled (const jerry_feature_t feature)
           );
 } /* jerry_is_feature_enabled */
 
-/**
- * Check if the specified value is an error or abort value.
- *
- * @return true  - if the error flag of the specified value is true,
- *         false - otherwise
- */
-bool
-jerry_value_has_error_flag (const jerry_value_t value) /**< api value */
-{
-  jerry_assert_api_available ();
-
-  return ecma_is_value_error_reference (value);
-} /* jerry_value_has_error_flag */
-
 /**
  * Check if the specified value is an abort value.
  *