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Merge pull request #343 from halkyon/object_static_remove_deprecation

Browse Source 
BUGFIX Remove calls to deprecated Object static methods, update ConfigTest
This commit is contained in:
Will Rossiter 2012-04-19 14:41:45 -07:00
commit 585417d141
15 changed files with 133 additions and 191 deletions
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6
admin/code/CMSBatchActionHandler.php
View File

@ -130,7 +130,7 @@ class CMSBatchActionHandler extends RequestHandler {
function handleApplicablePages($request) {
// Find the action handler
$actions = Object::get_static($this->class, 'batch_actions');
$actions = Config::inst()->get($this->class, 'batch_actions', Config::FIRST_SET);
$actionClass = $actions[$request->param('BatchAction')];
$actionHandler = new $actionClass['class']();
@ -152,7 +152,7 @@ class CMSBatchActionHandler extends RequestHandler {
function handleConfirmation($request) {
// Find the action handler
$actions = Object::get_static($this->class, 'batch_actions');
$actions = Config::inst()->get($this->class, 'batch_actions', Config::FIRST_SET);
$actionClass = $actions[$request->param('BatchAction')];
$actionHandler = new $actionClass();
@ -203,7 +203,7 @@ class CMSBatchActionHandler extends RequestHandler {
* @return array See {@link register()} for the returned format.
*/
function batchActions() {
$actions = Object::get_static($this->class, 'batch_actions');
$actions = Config::inst()->get($this->class, 'batch_actions', Config::FIRST_SET);
if($actions) foreach($actions as $action) {
if($action['recordClass'] != $this->recordClass) unset($action);
}

18
admin/code/CMSMenu.php
View File

@ -59,9 +59,9 @@ class CMSMenu extends Object implements IteratorAggregate, i18nEntityProvider
* Return a CMSMenuItem to add the given controller to the CMSMenu
*/
protected static function menuitem_for_controller($controllerClass) {
$urlBase = Object::get_static($controllerClass, 'url_base');
$urlSegment = Object::get_static($controllerClass, 'url_segment');
$menuPriority = Object::get_static($controllerClass, 'menu_priority');
$urlBase = Config::inst()->get($controllerClass, 'url_base', Config::FIRST_SET);
$urlSegment = Config::inst()->get($controllerClass, 'url_segment', Config::FIRST_SET);
$menuPriority = Config::inst()->get($controllerClass, 'menu_priority', Config::FIRST_SET);
// Don't add menu items defined the old way
if($urlSegment === null && $controllerClass != "CMSMain") return;
@ -81,12 +81,12 @@ class CMSMenu extends Object implements IteratorAggregate, i18nEntityProvider
* Add the appropriate Director rules for the given controller.
*/
protected static function add_director_rule_for_controller($controllerClass) {
$urlBase = Object::get_static($controllerClass, 'url_base');
$urlSegment = Object::get_static($controllerClass, 'url_segment');
$urlRule = Object::get_static($controllerClass, 'url_rule');
$urlPriority = Object::get_static($controllerClass, 'url_priority');
if($urlSegment || $controllerClass == "CMSMain") {
$urlBase = Config::inst()->get($controllerClass, 'url_base', Config::FIRST_SET);
$urlSegment = Config::inst()->get($controllerClass, 'url_segment', Config::FIRST_SET);
$urlRule = Config::inst()->get($controllerClass, 'url_rule', Config::FIRST_SET);
$urlPriority = Config::inst()->get($controllerClass, 'url_priority', Config::FIRST_SET);
if($urlSegment || $controllerClass == 'CMSMain') {
$link = Controller::join_links($urlBase, $urlSegment) . '/';
// Make director rule

4
control/RequestHandler.php
View File

@ -138,8 +138,8 @@ class RequestHandler extends ViewableData {
// We stop after RequestHandler; in other words, at ViewableData
while($handlerClass && $handlerClass != 'ViewableData') {
$urlHandlers = Object::get_static($handlerClass, 'url_handlers');
$urlHandlers = Config::inst()->get($handlerClass, 'url_handlers', Config::FIRST_SET);
if($urlHandlers) foreach($urlHandlers as $rule => $action) {
if(isset($_REQUEST['debug_request'])) Debug::message("Testing '$rule' with '" . $request->remaining() . "' on $this->class");
if($params = $request->match($rule, true)) {

22
core/Object.php
View File

@ -333,9 +333,6 @@ abstract class Object {
* If any extra values are discovered, they are then merged with the default PHP static values, or in some cases
* completely replace the default PHP static when you set $replace = true, and do not define extra data on any child
* classes
*
* Note that from SilverStripe 2.3.2, Object::get_static() can only be used to get public
* static variables, not protected ones.
*
* @param string $class
* @param string $name the property name
@ -343,7 +340,7 @@ abstract class Object {
* @return mixed
*/
public static function get_static($class, $name, $uncached = false) {
Deprecation::notice('3.1.0', 'combined_static is deprecated, replaced by Config#get');
Deprecation::notice('3.1.0', 'get_static is deprecated, replaced by Config#get');
return Config::inst()->get($class, $name, Config::FIRST_SET);
}
@ -355,17 +352,12 @@ abstract class Object {
* @param mixed $value
*/
public static function set_static($class, $name, $value) {
Deprecation::notice('3.1.0', 'set_static is deprecated, replaced by Config#set');
Deprecation::notice('3.1.0', 'set_static is deprecated, replaced by Config#update');
Config::inst()->update($class, $name, $value);
}
/**
* Get an uninherited static variable - a variable that is explicity set in this class, and not in the parent class.
*
* Note that from SilverStripe 2.3.2, Object::uninherited_static() can only be used to get public
* static variables, not protected ones.
*
* @todo Recursively filter out parent statics, currently only inspects the parent class
*
* @param string $class
* @param string $name
@ -401,7 +393,7 @@ abstract class Object {
* @param bool $replace replace existing static vars
*/
public static function addStaticVars($class, $properties, $replace = false) {
Deprecation::notice('3.1.0', 'addStaticVars is deprecated, replaced by Config#set');
Deprecation::notice('3.1.0', 'addStaticVars is deprecated, replaced by Config#update');
foreach($properties as $prop => $value) self::add_static_var($class, $prop, $value, $replace);
}
@ -422,7 +414,7 @@ abstract class Object {
* @param bool $replace completely replace existing static values
*/
public static function add_static_var($class, $name, $value, $replace = false) {
Deprecation::notice('3.1.0', 'add_static_var is deprecated, replaced by Config#set');
Deprecation::notice('3.1.0', 'add_static_var is deprecated, replaced by Config#remove and Config#update');
if ($replace) Config::inst()->remove($class, $name);
Config::inst()->update($class, $name, $value);
@ -783,21 +775,21 @@ abstract class Object {
* @see Object::get_static()
*/
public function stat($name, $uncached = false) {
return self::get_static(($this->class ? $this->class : get_class($this)), $name, $uncached);
return Config::inst()->get(($this->class ? $this->class : get_class($this)), $name, Config::FIRST_SET);
}
/**
* @see Object::set_static()
*/
public function set_stat($name, $value) {
self::set_static(($this->class ? $this->class : get_class($this)), $name, $value);
Config::inst()->update(($this->class ? $this->class : get_class($this)), $name, $value);
}
/**
* @see Object::uninherited_static()
*/
public function uninherited($name) {
return self::uninherited_static(($this->class ? $this->class : get_class($this)), $name);
return Config::inst()->get(($this->class ? $this->class : get_class($this)), $name, Config::UNINHERITED);
}
/**

2
dev/Deprecation.php
View File

@ -145,7 +145,7 @@ class Deprecation {
// Get the level to raise the notice as
$level = self::$notice_level;
if (!$level) $level = defined('E_USER_DEPRECATED') ? E_USER_DEPRECATED : E_USER_NOTICE;
if (!$level) $level = E_USER_DEPRECATED;
// Then raise the notice
if(substr($string,-1) != '.') $string .= ".";

6
dev/SapphireTest.php
View File

@ -332,8 +332,8 @@ class SapphireTest extends PHPUnit_Framework_TestCase {
$match = $fixture->idFromFixture($className, $identifier);
if($match) return $match;
}
$fixtureFiles = Object::get_static(get_class($this), 'fixture_file');
$fixtureFiles = Config::inst()->get(get_class($this), 'fixture_file', Config::FIRST_SET);
user_error(sprintf(
"Couldn't find object '%s' (class: %s) in files %s",
$identifier,
@ -381,7 +381,7 @@ class SapphireTest extends PHPUnit_Framework_TestCase {
if($match) return $match;
}
$fixtureFiles = Object::get_static(get_class($this), 'fixture_file');
$fixtureFiles = Config::inst()->get(get_class($this), 'fixture_file', Config::FIRST_SET);
user_error(sprintf(
"Couldn't find object '%s' (class: %s) in files %s",
$identifier,

25
dev/TestRunner.php
View File

@ -254,19 +254,20 @@ class TestRunner extends Controller {
*/
function runTests($classList, $coverage = false) {
$startTime = microtime(true);
// XDEBUG seem to cause problems with test execution :-(
// disable xdebug, as it messes up test execution
if(function_exists('xdebug_disable')) xdebug_disable();
ini_set('max_execution_time', 0);
ini_set('max_execution_time', 0);
$this->setUp();
// Optionally skip certain tests
$skipTests = array();
if($this->request->getVar('SkipTests')) {
$skipTests = explode(',', $this->request->getVar('SkipTests'));
}
$classList = array_diff($classList, $skipTests);
// run tests before outputting anything to the client
@ -281,16 +282,14 @@ class TestRunner extends Controller {
// Remove the error handler so that PHPUnit can add its own
restore_error_handler();
self::$default_reporter->writeHeader("SilverStripe Test Runner");
if (count($classList) > 1) {
if (count($classList) > 1) {
self::$default_reporter->writeInfo("All Tests", "Running test cases: ",implode(", ", $classList));
} else
if (count($classList) == 1) {
self::$default_reporter->writeInfo($classList[0], "");
} elseif (count($classList) == 1) {
self::$default_reporter->writeInfo($classList[0], '');
} else {
// border case: no tests are available.
self::$default_reporter->writeInfo("", "");
// border case: no tests are available.
self::$default_reporter->writeInfo('', '');
}
// perform unit tests (use PhpUnitWrapper or derived versions)

3
model/DataObject.php
View File

@ -2229,10 +2229,9 @@ class DataObject extends ViewableData implements DataObjectInterface, i18nEntity
}
}
$this->set_uninherited('permissionCache', $permissionCache);
Config::inst()->update($this->class, 'permissionCache', $permissionCache);
}
if($permissionCache[$memberID][$perm]) {
return in_array($this->ID, $permissionCache[$memberID][$perm]);
}

2
model/Versioned.php
View File

@ -308,7 +308,7 @@ class Versioned extends DataExtension {
else $table = $classTable;
if($fields = DataObject::database_fields($this->owner->class)) {
$options = Object::get_static($this->owner->class, 'create_table_options');
$options = Config::inst()->get($this->owner->class, 'create_table_options', Config::FIRST_SET);
$indexes = $this->owner->databaseIndexes();
if ($suffix && ($ext = $this->owner->getExtensionInstance($allSuffixes[$suffix]))) {
if (!$ext->isVersionedTable($table)) continue;

86
tests/core/ConfigTest.php
View File

@ -17,8 +17,94 @@ class ConfigTest_DefinesFooDoesntExtendObject {
protected static $foo = 4;
}
class ConfigStaticTest_First extends Config {
public static $first = array('test_1');
public static $second = array('test_1');
public static $third = 'test_1';
}
class ConfigStaticTest_Second extends ConfigStaticTest_First {
public static $first = array('test_2');
}
class ConfigStaticTest_Third extends ConfigStaticTest_Second {
public static $first = array('test_3');
public static $second = array('test_3');
public static $fourth = array('test_3');
}
class ConfigStaticTest_Fourth extends ConfigStaticTest_Third {
public static $fourth = array('test_4');
}
class ConfigStaticTest_Combined1 extends Config {
public static $first = array('test_1');
public static $second = array('test_1');
}
class ConfigStaticTest_Combined2 extends ConfigStaticTest_Combined1 {
public static $first = array('test_2');
public static $second = null;
}
class ConfigStaticTest_Combined3 extends ConfigStaticTest_Combined2 {
public static $first = array('test_3');
public static $second = array('test_3');
}
class ConfigTest extends SapphireTest {
function testUpdateStatic() {
$this->assertEquals(Config::inst()->get('ConfigStaticTest_First', 'first', Config::FIRST_SET), array('test_1'));
$this->assertEquals(Config::inst()->get('ConfigStaticTest_Second', 'first', Config::FIRST_SET), array('test_2'));
$this->assertEquals(Config::inst()->get('ConfigStaticTest_Third', 'first', Config::FIRST_SET), array('test_3'));
Config::inst()->update('ConfigStaticTest_First', 'first', array('test_1_2'));
Config::inst()->update('ConfigStaticTest_Third', 'first', array('test_3_2'));
Config::inst()->update('ConfigStaticTest_Fourth', 'first', array('test_4'));
$this->assertEquals(Config::inst()->get('ConfigStaticTest_First', 'first', Config::FIRST_SET), array('test_1_2', 'test_1'));
Config::inst()->update('ConfigStaticTest_Fourth', 'second', array('test_4'));
Config::inst()->update('ConfigStaticTest_Third', 'second', array('test_3_2'));
$this->assertEquals(Config::inst()->get('ConfigStaticTest_Fourth', 'second', Config::FIRST_SET), array('test_4'));
$this->assertEquals(Config::inst()->get('ConfigStaticTest_Third', 'second', Config::FIRST_SET), array('test_3_2', 'test_3'));
Config::inst()->remove('ConfigStaticTest_Third', 'second');
Config::inst()->update('ConfigStaticTest_Third', 'second', array('test_3_2'));
$this->assertEquals(Config::inst()->get('ConfigStaticTest_Third', 'second', Config::FIRST_SET), array('test_3_2'));
}
function testUninheritedStatic() {
$this->assertEquals(Config::inst()->get('ConfigStaticTest_First', 'third', Config::UNINHERITED), 'test_1');
$this->assertEquals(Config::inst()->get('ConfigStaticTest_Fourth', 'third', Config::UNINHERITED), null);
Config::inst()->update('ConfigStaticTest_First', 'first', array('test_1b'));
Config::inst()->update('ConfigStaticTest_Second', 'first', array('test_2b'));
// Check that it can be applied to parent and subclasses, and queried directly
$this->assertContains('test_1b', Config::inst()->get('ConfigStaticTest_First', 'first', Config::UNINHERITED));
$this->assertContains('test_2b', Config::inst()->get('ConfigStaticTest_Second', 'first', Config::UNINHERITED));
// But it won't affect subclasses - this is *uninherited* static
$this->assertNotContains('test_2b', Config::inst()->get('ConfigStaticTest_Third', 'first', Config::UNINHERITED));
$this->assertNotContains('test_2b', Config::inst()->get('ConfigStaticTest_Fourth', 'first', Config::UNINHERITED));
// Subclasses that don't have the static explicitly defined should allow definition, also
// This also checks that set can be called after the first uninherited get()
// call (which can be buggy due to caching)
Config::inst()->update('ConfigStaticTest_Fourth', 'first', array('test_4b'));
$this->assertContains('test_4b', Config::inst()->get('ConfigStaticTest_Fourth', 'first', Config::UNINHERITED));
}
function testCombinedStatic() {
$this->assertEquals(Config::inst()->get('ConfigStaticTest_Combined3', 'first'), array('test_3', 'test_2', 'test_1'));
// test that null values are ignored, but values on either side are still merged
$this->assertEquals(Config::inst()->get('ConfigStaticTest_Combined3', 'second'), array('test_3', 'test_1'));
}
function testMerges() {
$result = array('A' => 1, 'B' => 2, 'C' => 3);
Config::merge_array_low_into_high($result, array('C' => 4, 'D' => 5));

136
tests/core/ObjectStaticTest.php
View File

@ -1,136 +0,0 @@
<?php
/**
* Tests various static getter and setter methods on {@link Object}
*
* @package framework
* @subpackage tests
*/
class ObjectStaticTest extends SapphireTest {
/**
* Tests {@link Object::get_static()}
*/
public function testGetStatic() {
$this->assertEquals(Object::get_static('ObjectStaticTest_First', 'first'), array('test_1'));
$this->assertEquals(Object::get_static('ObjectStaticTest_Second', 'first'), array('test_2'));
$this->assertEquals(Object::get_static('ObjectStaticTest_Third', 'first'), array('test_3'));
Object::addStaticVars('ObjectStaticTest_First', array('first' => array('test_1_2')));
Object::addStaticVars('ObjectStaticTest_Third', array('first' => array('test_3_2')));
Object::addStaticVars('ObjectStaticTest_Fourth', array('first' => array('test_4')));
$this->assertEquals(Object::get_static('ObjectStaticTest_First', 'first', true), array('test_1_2', 'test_1'));
// @todo - This fails. Decide if we can ignore this particular behaviour (it seems weird and counter-intuitive anyway)
// $this->assertEquals(Object::get_static('ObjectStaticTest_Second', 'first', true), array('test_1_2', 'test_2'));
// $this->assertEquals(Object::get_static('ObjectStaticTest_Third', 'first', true), array('test_1_2', 'test_3_2', 'test_3'));
}
/**
* Test {@link Object::addStaticVar()} correctly replaces static vars
*/
public function testAddStaticReplace() {
Object::addStaticVars('ObjectStaticTest_Fourth', array('second' => array('test_4')), true);
Object::addStaticVars('ObjectStaticTest_Third', array('second' => array('test_3_2')));
$this->assertEquals(Object::get_static('ObjectStaticTest_Fourth', 'second', true), array('test_4'));
$this->assertEquals(Object::get_static('ObjectStaticTest_Third', 'second', true), array('test_3_2', 'test_3'));
Object::addStaticVars('ObjectStaticTest_Third', array('second' => array('test_3_2')), true);
$this->assertEquals(Object::get_static('ObjectStaticTest_Third', 'second', true), array('test_3_2'));
Object::add_static_var('ObjectStaticTest_Third', 'fourth', array('test_3_2'));
// @todo - This fails. Decide if we can ignore this particular behaviour (it seems weird and counter-intuitive anyway)
// $this->assertEquals(Object::get_static('ObjectStaticTest_Fourth', 'fourth', true), array('test_3_2', 'test_4'));
Object::add_static_var('ObjectStaticTest_Third', 'fourth', array('test_3_2'), true);
// @todo - This fails. Decide if we can ignore this particular behaviour (it seems weird and counter-intuitive anyway)
// $this->assertEquals(Object::get_static('ObjectStaticTest_Fourth', 'fourth', true), array('test_4', 'test_3_2'));
}
/**
* Tests {@link Object::uninherited_static()}
*/
public function testUninherited() {
$this->assertEquals(Object::uninherited_static('ObjectStaticTest_First', 'third', true), 'test_1');
$this->assertEquals(Object::uninherited_static('ObjectStaticTest_Fourth', 'third', true), null);
}
public function testCombinedStatic() {
// test basic operation
$this->assertEquals (
array('test_3', 'test_2', 'test_1'), Object::combined_static('ObjectStaticTest_Combined3', 'first')
);
// test that null values are ignored, but values on either side are still merged
$this->assertEquals (
array('test_3', 'test_1'), Object::combined_static('ObjectStaticTest_Combined3', 'second')
);
// test the $ceiling param
// @todo - This fails, as it's been removed. Do we need it?
// $this->assertEquals (
// array('test_3', 'test_2'), Object::combined_static('ObjectStaticTest_Combined3', 'first', 'ObjectStaticTest_Combined2')
// );
}
/**
* Checks that Object::add_static_var() also works for uninherited stats
*/
public function testAddStaticVarWorksForUninheritedStatics() {
Object::add_static_var('ObjectStaticTest_First', 'first', array('test_1b'));
Object::add_static_var('ObjectStaticTest_Second', 'first', array('test_2b'));
// Check that it can be applied to parent and subclasses, and queried directly
$this->assertContains('test_1b', Object::uninherited_static('ObjectStaticTest_First', 'first'));
$this->assertContains('test_2b', Object::uninherited_static('ObjectStaticTest_Second', 'first'));
// But it won't affect subclasses - this is *uninherited* static
$this->assertNotContains('test_2b', Object::uninherited_static('ObjectStaticTest_Third', 'first'));
$this->assertNotContains('test_2b', Object::uninherited_static('ObjectStaticTest_Fourth', 'first'));
// Subclasses that don't have the static explicitly defined should allow definition, also
// This also checks that add_static_var can be called after the first uninherited_static()
// call (which can be buggy due to caching)
Object::add_static_var('ObjectStaticTest_Fourth', 'first', array('test_4b'));
$this->assertContains('test_4b', Object::uninherited_static('ObjectStaticTest_Fourth', 'first'));
}
}
/**#@+
* @ignore
*/
class ObjectStaticTest_First extends Object {
public static $first = array('test_1');
public static $second = array('test_1');
public static $third = 'test_1';
}
class ObjectStaticTest_Second extends ObjectStaticTest_First {
public static $first = array('test_2');
}
class ObjectStaticTest_Third extends ObjectStaticTest_Second {
public static $first = array('test_3');
public static $second = array('test_3');
public static $fourth = array('test_3');
}
class ObjectStaticTest_Fourth extends ObjectStaticTest_Third {
public static $fourth = array('test_4');
}
class ObjectStaticTest_Combined1 extends Object {
public static $first = array('test_1');
public static $second = array('test_1');
}
class ObjectStaticTest_Combined2 extends ObjectStaticTest_Combined1 {
public static $first = array('test_2');
public static $second = null;
}
class ObjectStaticTest_Combined3 extends ObjectStaticTest_Combined2 {
public static $first = array('test_3');
public static $second = array('test_3');
}

2
tests/model/DataExtensionTest.php
View File

@ -100,7 +100,7 @@ class DataExtensionTest extends SapphireTest {
* Test that DataObject::$api_access can be set to true via a extension
*/
function testApiAccessCanBeExtended() {
$this->assertTrue(Object::get_static('DataExtensionTest_Member', 'api_access'));
$this->assertTrue(Config::inst()->get('DataExtensionTest_Member', 'api_access', Config::FIRST_SET));
}
function testPermissionExtension() {

2
tests/model/DataObjectTest.php
View File

@ -1021,9 +1021,11 @@ class DataObjectTest extends SapphireTest {
function testRelObject() {
$captain = $this->objFromFixture('DataObjectTest_Player', 'captain1');
// Test traversal of a single has_one
$this->assertInstanceOf("Varchar", $captain->relObject('FavouriteTeam.Title'));
$this->assertEquals("Team 1", $captain->relObject('FavouriteTeam.Title')->getValue());
// Test direct field access
$this->assertInstanceOf("Boolean", $captain->relObject('IsRetired'));
$this->assertEquals(1, $captain->relObject('IsRetired')->getValue());

4
view/SSViewer.php
View File

@ -338,7 +338,7 @@ class SSViewer_DataPresenter extends SSViewer_Scope {
$exposedVariables = call_user_func(array($implementer, $variableMethod));
foreach($exposedVariables as $varName => $details) {
if (!is_array($details)) $details = array('method' => $details, 'casting' => Object::get_static('ViewableData', 'default_cast'));
if (!is_array($details)) $details = array('method' => $details, 'casting' => Config::inst()->get('ViewableData', 'default_cast', Config::FIRST_SET));
// If just a value (and not a key => value pair), use it for both key and value
if (is_numeric($varName)) $varName = $details['method'];
@ -405,7 +405,7 @@ class SSViewer_DataPresenter extends SSViewer_Scope {
// Get the object to cast as
$casting = isset($source['casting']) ? $source['casting'] : null;
// If not provided, use default
if (!$casting) $casting = Object::get_static('ViewableData', 'default_cast');
if (!$casting) $casting = Config::inst()->get('ViewableData', 'default_cast', Config::FIRST_SET);
$obj = new $casting($property);
$obj->setValue($res['value']);

6
view/ViewableData.php
View File

@ -243,7 +243,7 @@ class ViewableData extends Object implements IteratorAggregate {
return $fieldSpec;
}
$specs = Object::combined_static(get_class($this), 'casting');
$specs = Config::inst()->get(get_class($this), 'casting');
if(isset($specs[$field])) return $specs[$field];
if($this->failover) return $this->failover->castingHelper($field);
@ -275,7 +275,7 @@ class ViewableData extends Object implements IteratorAggregate {
$class = self::$default_cast;
}
return Object::get_static($class, 'escape_type');
return Config::inst()->get($class, 'escape_type', Config::FIRST_SET);
}
/**
@ -389,7 +389,7 @@ class ViewableData extends Object implements IteratorAggregate {
}
if(!is_object($value) && $forceReturnedObject) {
$default = Object::get_static('ViewableData', 'default_cast');
$default = Config::inst()->get('ViewableData', 'default_cast', Config::FIRST_SET);
$value = new $default($fieldName);
}