/**
* @param ClassName $className
*
* @return ClassName
*/
public function shorten(ClassName $className)
{
if (!$className->isAbsolute()) {
return $className;
}
foreach ($this->usedClasses() as $tuple) {
list($usedClass, $as) = $tuple;
if ($this->comparator()->equals($usedClass, $className)) {
return $as;
}
}
if (null !== $this->namespaceName() && $this->namespaceName()->hasDescendant($className)) {
return $className->stripNamespace($this->namespaceName());
}
return $className;
}
/**
* @param ClassName $className
* @param Comparator|null $comparator
*
* @return boolean
*/
public function hasDescendant(ClassName $className, Comparator $comparator = null)
{
if ($this->isAbsolute() !== $className->isAbsolute()) {
return false;
}
if (null === $comparator) {
$comparator = new Comparator();
}
while ($className->hasParent()) {
$className = $className->parent();
if ($comparator->equals($this, $className)) {
return true;
}
}
return false;
}
