public function isSubTypeOf(PhpType $that)
{
if ($that->isBooleanType()) {
return true;
}
return parent::isSubTypeOf($that);
}
private function restrictByScalarType(PhpType $type = null, $outcome)
{
if ($outcome) {
return $this->typeRegistry->getNativeType('scalar');
}
if (null === $type) {
return null;
}
if ($type->isIntegerType() || $type->isDoubleType() || $type->isStringType() || $type->isBooleanType()) {
return $this->typeRegistry->getNativeType('none');
}
if ($type->isUnionType()) {
return $type->getRestrictedUnion($this->typeRegistry->getNativeType('scalar'));
}
if ($type->isAllType()) {
return $this->typeRegistry->createUnionType(array('object', 'array', 'null'));
}
return $type;
}