Rename the jerry_value_has_error_flag function.

docs/02.API-REFERENCE.md

@@ -947,7 +947,7 @@ main (void)
   /* Setup Global scope code */
   jerry_value_t parsed_code = jerry_parse (NULL, 0, script, script_size, JERRY_PARSE_NO_OPTS);
 
-  if (!jerry_value_has_error_flag (parsed_code))
+  if (!jerry_value_is_error (parsed_code))
   {
     /* Execute the parsed source code in the Global scope */
     jerry_value_t ret_value = jerry_run (parsed_code);
@@ -1244,6 +1244,44 @@ jerry_value_is_constructor (const jerry_value_t value)
 
 - [jerry_release_value](#jerry_release_value)
 
+## jerry_value_is_error
+
+**Summary**
+
+Returns whether the given `jerry_value_t` is error value.
+
+**Prototype**
+
+```c
+bool
+jerry_value_is_error (const jerry_value_t value);
+```
+
+- `value` - api value
+- return value
+  - true, if the given `jerry_value_t` is error value.
+  - false, otherwise
+
+**Example**
+
+```c
+{
+  jerry_value_t value;
+  ... // create or acquire value
+
+  if (jerry_value_is_error (value))
+  {
+    ...
+  }
+
+  jerry_release_value (value);
+}
+```
+
+**See also**
+
+- [jerry_value_t](#jerry_value_t)
+- [jerry_value_has_abort_flag](#jerry_value_has_abort_flag)
 
 ## jerry_value_is_function
 
@@ -1641,7 +1679,7 @@ If a non-error object is used as the input for the function the method
 will return `JERRY_ERROR_NONE` indicating that the value was not
 an Error object. However it is still possible that the value contains
 error semantics. To correctly detect if a value have error use the
-[jerry_value_has_error_flag](#jerry_value_has_error_flag) method.
+[jerry_value_is_error](#jerry_value_is_error) method.
 
 **Prototype**
 
@@ -1672,47 +1710,7 @@ jerry_get_error_type (const jerry_value_t value);
 **See also**
 
 - [jerry_create_error](#jerry_create_error)
-- [jerry_value_has_error_flag](#jerry_value_has_error_flag)
-
-## jerry_value_has_error_flag
-
-**Summary**
-
-Returns whether the given `jerry_value_t` has the error flag set.
-
-**Prototype**
-
-```c
-bool
-jerry_value_has_error_flag (const jerry_value_t value);
-```
-
-- `value` - api value
-- return value
-  - true, if the given `jerry_value_t` has the error flag set
-  - false, otherwise
-
-**Example**
-
-```c
-{
-  jerry_value_t value;
-  ... // create or acquire value
-
-  if (jerry_value_has_error_flag (value))
-  {
-    ...
-  }
-
-  jerry_release_value (value);
-}
-```
-
-**See also**
-
-- [jerry_value_t](#jerry_value_t)
-- [jerry_value_has_abort_flag](#jerry_value_has_abort_flag)
-
+- [jerry_value_is_error](#jerry_value_is_error)
 
 ## jerry_value_has_abort_flag
 
@@ -1751,7 +1749,7 @@ jerry_value_has_abort_flag (const jerry_value_t value);
 **See also**
 
 - [jerry_value_t](#jerry_value_t)
-- [jerry_value_has_error_flag](#jerry_value_has_error_flag)
+- [jerry_value_is_error](#jerry_value_is_error)
 
 
 ## jerry_value_clear_error_flag
@@ -2647,7 +2645,7 @@ jerry_resolve_or_reject_promise (jerry_value_t promise,
                                                          argument,
                                                          is_resolve);
 
-  if (jerry_value_has_error_flag (is_ok))
+  if (jerry_value_is_error (is_ok))
   {
     // handle the error.
   }
@@ -2661,7 +2659,7 @@ jerry_resolve_or_reject_promise (jerry_value_t promise,
 **See also**
 
 - [jerry_release_value](#jerry_release_value)
-- [jerry_value_has_error_flag](#jerry_value_has_error_flag)
+- [jerry_value_is_error](#jerry_value_is_error)
 
 
 # Acquire and release API values
@@ -2935,7 +2933,7 @@ jerry_create_error (jerry_error_t error_type,
 
 **See also**
 
-- [jerry_value_has_error_flag](#jerry_value_has_error_flag)
+- [jerry_value_is_error](#jerry_value_is_error)
 - [jerry_value_clear_error_flag](#jerry_value_clear_error_flag)
 - [jerry_value_set_error_flag](#jerry_value_set_error_flag)
 
@@ -4174,7 +4172,7 @@ jerry_call_function (const jerry_value_t func_obj_val,
     jerry_value_t this_val = jerry_create_undefined ();
     jerry_value_t ret_val = jerry_call_function (val, this_val, NULL, 0);
 
-    if (!jerry_value_has_error_flag (ret_val))
+    if (!jerry_value_is_error (ret_val))
     {
       ... // handle return value
     }
@@ -4229,7 +4227,7 @@ jerry_construct_object (const jerry_value_t func_obj_val,
   {
     jerry_value_t ret_val = jerry_construct_object (val, NULL, 0);
 
-    if (!jerry_value_has_error_flag (ret_val))
+    if (!jerry_value_is_error (ret_val))
     {
       ... // handle return value
     }
@@ -4700,7 +4698,7 @@ find_my_object(const jerry_value_t candidate,
 {
   find_my_object_info_t *info_p = (find_my_object_info_t *) user_data_p;
   jerry_value_t has_property = jerry_object_has_property (candidate, info_p->property_name);
-  bool keep_searching = (jerry_value_has_error_flag (has_property) || !jerry_get_boolean_value ());
+  bool keep_searching = (jerry_value_is_error (has_property) || !jerry_get_boolean_value ());
   if (!keep_searching)
   {
     /* We found it, so we acquire the value and record it. */
@@ -5885,4 +5883,4 @@ jerry_value_t jerry_json_stringfy (const jerry_value_t object_to_stringify)
   jerry_release_value (value);
   jerry_release_value (stringified);
 }
-```
+```

docs/03.API-EXAMPLE.md

@@ -57,7 +57,7 @@ main (void)
   /* Setup Global scope code */
   jerry_value_t parsed_code = jerry_parse (NULL, 0, script, script_size, JERRY_PARSE_NO_OPTS);
 
-  if (!jerry_value_has_error_flag (parsed_code))
+  if (!jerry_value_is_error (parsed_code))
   {
     /* Execute the parsed source code in the Global scope */
     jerry_value_t ret_value = jerry_run (parsed_code);
@@ -325,7 +325,7 @@ main (void)
                           false);
 
     /* If command evaluated successfully, print value, returned by eval */
-    if (jerry_value_has_error_flag (ret_val))
+    if (jerry_value_is_error (ret_val))
     {
       /* Evaluated JS code thrown an exception
        *  and didn't handle it with try-catch-finally */
@@ -462,7 +462,7 @@ add_handler (const jerry_value_t func_value, /**< function object */
   jerry_value_t prop_name = jerry_create_string ((const jerry_char_t *) "x");
   jerry_value_t x_val = jerry_get_property (this_val, prop_name);
 
-  if (!jerry_value_has_error_flag (x_val))
+  if (!jerry_value_is_error (x_val))
   {
     /* Convert Jerry API values to double */
     double x = jerry_get_number_value (x_val);

docs/06.REFERENCE-COUNTING.md

@@ -61,7 +61,7 @@ behaviour through property getting and setting.
    * prop_value contains a live reference to an error object.
    * This reference must be released as well. */
 
-  if (jerry_value_has_error_flag (prop_value))
+  if (jerry_value_is_error (prop_value))
   {
     /* Errors can be handled here. */
   }
@@ -93,7 +93,7 @@ behaviour through property getting and setting.
   /* The reference stored in the 'result' variable is live whether
    * the operation is successful or not, and must also be freed. */
 
-  if (jerry_value_has_error_flag (result))
+  if (jerry_value_is_error (result))
   {
     /* Errors can be handled here. */
   }

docs/07.DEBUGGER.md

@@ -305,7 +305,7 @@ wait_for_source_callback (const jerry_char_t *resource_name_p, /**< resource nam
                                        source_size,
                                        JERRY_PARSE_NO_OPTS);
 
-  if (!jerry_value_has_error_flag (ret_val))
+  if (!jerry_value_is_error (ret_val))
   {
     jerry_value_t func_val = ret_val;
     ret_val = jerry_run (func_val);

docs/09.EXT-REFERENCE-ARG.md

@@ -244,7 +244,7 @@ my_external_handler (const jerry_value_t function_obj,
                                                                mapping,
                                                                4);
 
-  if (jerry_value_has_error_flag (rv))
+  if (jerry_value_is_error (rv))
   {
     /* Handle error. */
     return rv;
@@ -640,7 +640,7 @@ my_external_handler (const jerry_value_t function_obj,
                                                       mapping,
                                                       1);
 
-  if (jerry_value_has_error_flag (rv))
+  if (jerry_value_is_error (rv))
   {
     /* Handle error. */
     return rv;
@@ -731,7 +731,7 @@ my_external_handler (const jerry_value_t function_obj,
                                                       mapping,
                                                       1);
 
-  if (jerry_value_has_error_flag (rv))
+  if (jerry_value_is_error (rv))
   {
     /* Handle error. */
     return rv;

docs/10.EXT-REFERENCE-HANDLER.md

@@ -136,7 +136,7 @@ register_common_functions (void)
 {
   jerry_value_t ret = jerry_create_undefined ();
 
-  for (int i = 0; common_functions[i].name_p != NULL && !jerry_value_has_error_flag (ret); i++)
+  for (int i = 0; common_functions[i].name_p != NULL && !jerry_value_is_error (ret); i++)
   {
     ret = jerryx_handler_register_global ((const jerry_char_t *) common_functions[i].name_p,
                                           common_functions[i].handler_p);

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.
  *

jerry-core/include/jerryscript-core.h

@@ -339,6 +339,7 @@ jerry_value_t jerry_get_global_object (void);
 bool jerry_value_is_array (const jerry_value_t value);
 bool jerry_value_is_boolean (const jerry_value_t value);
 bool jerry_value_is_constructor (const jerry_value_t value);
+bool jerry_value_is_error (const jerry_value_t value);
 bool jerry_value_is_function (const jerry_value_t value);
 bool jerry_value_is_number (const jerry_value_t value);
 bool jerry_value_is_null (const jerry_value_t value);
@@ -370,9 +371,8 @@ jerry_type_t jerry_value_get_type (const jerry_value_t value);
 bool jerry_is_feature_enabled (const jerry_feature_t feature);
 
 /**
- * Error flag manipulation functions.
+ * Error manipulation functions.
  */
-bool jerry_value_has_error_flag (const jerry_value_t value);
 bool jerry_value_has_abort_flag (const jerry_value_t value);
 void jerry_value_clear_error_flag (jerry_value_t *value_p);
 void jerry_value_set_error_flag (jerry_value_t *value_p);

jerry-ext/arg/arg-transform-functions.c

@@ -79,7 +79,7 @@ jerryx_arg_transform_number_common (jerryx_arg_js_iterator_t *js_arg_iter_p, /**
 
   jerry_value_t to_number = jerry_value_to_number (js_arg);
 
-  if (jerry_value_has_error_flag (to_number))
+  if (jerry_value_is_error (to_number))
   {
     jerry_release_value (to_number);
 
@@ -177,14 +177,14 @@ jerryx_arg_helper_process_double (double *d, /**< [in, out] the number to be pro
   { \
     double tmp = 0.0; \
     jerry_value_t rv = jerryx_arg_transform_number ## suffix ## _common (js_arg_iter_p, &tmp); \
-    if (jerry_value_has_error_flag (rv)) \
+    if (jerry_value_is_error (rv)) \
     { \
       return rv; \
     } \
     jerry_release_value (rv); \
     jerryx_arg_int_option_t *options_p = (jerryx_arg_int_option_t *) &c_arg_p->extra_info; \
     rv = jerryx_arg_helper_process_double (&tmp, min, max, *options_p); \
-    if (jerry_value_has_error_flag (rv)) \
+    if (jerry_value_is_error (rv)) \
     { \
       return rv; \
     } \
@@ -329,7 +329,7 @@ jerryx_arg_transform_string_common (jerryx_arg_js_iterator_t *js_arg_iter_p, /**
 
   jerry_value_t to_string = jerry_value_to_string (js_arg);
 
-  if (jerry_value_has_error_flag (to_string))
+  if (jerry_value_is_error (to_string))
   {
     jerry_release_value (to_string);