/**
* Creates an abstract item instance.
*
* @return \PDepend\Source\AST\ASTInterface
*/
protected function createItem()
{
$interface = new ASTInterface(__CLASS__);
$interface->setCompilationUnit(new ASTCompilationUnit(__FILE__));
$interface->setCache(new MemoryCacheDriver());
$interface->setContext($this->getMock('PDepend\\Source\\Builder\\BuilderContext'));
return $interface;
}
/**
* Builds a new new interface instance.
*
* If there is an existing class instance for the given name, this method
* checks if this class is part of the default namespace. If this is the
* case this method will update all references to the new interface and it
* removes the class instance. Otherwise it creates new interface instance.
*
* Where possible you should give a qualified interface name, that is
* prefixed with the package identifier.
*
* <code>
* $builder->buildInterface('php::depend::Parser');
* </code>
*
* To determine the correct interface, this method implements the following
* algorithm.
*
* <ol>
* <li>Check for an exactly matching instance and reuse it.</li>
* <li>Check for a interface instance that belongs to the default package.
* If such an instance exists, reuse it and replace the default package
* with the newly given package information.</li>
* <li>Check that the requested interface is in the default package, if
* this is true, reuse the first interface instance and ignore the default
* package.
* </li>
* <li>Create a new instance for the specified package.</li>
* </ol>
*
* @param string $name The interface name.
* @return \PDepend\Source\AST\ASTInterface
*/
public function buildInterface($name)
{
$this->checkBuilderState();
$interface = new ASTInterface($this->extractTypeName($name));
$interface->setCache($this->cache)->setContext($this->context)->setCompilationUnit($this->defaultCompilationUnit);
return $interface;
}
/**
* Creates a ready to use interface fixture.
*
* @param string $name Optional interface name.
*
* @return \PDepend\Source\AST\ASTInterface
* @since 1.0.2
*/
protected function createInterfaceFixture($name = null)
{
$name = $name ? $name : get_class($this);
$interface = new ASTInterface($name);
$interface->setCompilationUnit(new ASTCompilationUnit($GLOBALS['argv'][0]));
$interface->setCache(new MemoryCacheDriver());
return $interface;
}
