Nette\DI\ServiceDefinition::setImplementMode PHP Метод

    public function setImplementMode($mode)
    {
        if (!in_array($mode, [self::IMPLEMENT_MODE_CREATE, self::IMPLEMENT_MODE_GET], TRUE)) {
            throw new Nette\InvalidArgumentException('Argument must be get|create.');
        }
        $this->implementMode = $mode;
        return $this;
    }

 private function resolveImplement(ServiceDefinition $def, $name)
 {
     $interface = $def->getImplement();
     if (!interface_exists($interface)) {
         throw new ServiceCreationException("Interface {$interface} used in service '{$name}' not found.");
     }
     self::checkCase($interface);
     $rc = new ReflectionClass($interface);
     $this->addDependency($rc);
     $method = $rc->hasMethod('create') ? $rc->getMethod('create') : ($rc->hasMethod('get') ? $rc->getMethod('get') : NULL);
     if (count($rc->getMethods()) !== 1 || !$method || $method->isStatic()) {
         throw new ServiceCreationException("Interface {$interface} used in service '{$name}' must have just one non-static method create() or get().");
     }
     $def->setImplementMode($methodName = $rc->hasMethod('create') ? $def::IMPLEMENT_MODE_CREATE : $def::IMPLEMENT_MODE_GET);
     if (!$def->getClass() && !$def->getEntity()) {
         $returnType = PhpReflection::getReturnType($method);
         if (!$returnType) {
             throw new ServiceCreationException("Method {$interface}::{$methodName}() used in service '{$name}' has no @return annotation.");
         } elseif (!class_exists($returnType)) {
             throw new ServiceCreationException("Check a @return annotation of the {$interface}::{$methodName}() method used in service '{$name}', class '{$returnType}' cannot be found.");
         }
         $def->setClass($returnType);
     }
     if ($methodName === 'get') {
         if ($method->getParameters()) {
             throw new ServiceCreationException("Method {$interface}::get() used in service '{$name}' must have no arguments.");
         }
         if (!$def->getEntity()) {
             $def->setFactory('@\\' . ltrim($def->getClass(), '\\'));
         } elseif (!$this->getServiceName($def->getFactory()->getEntity())) {
             throw new ServiceCreationException("Invalid factory in service '{$name}' definition.");
         }
     }
     if (!$def->parameters) {
         $ctorParams = [];
         if (!$def->getEntity()) {
             $def->setFactory($def->getClass(), $def->getFactory() ? $def->getFactory()->arguments : []);
         }
         if (($class = $this->resolveEntityClass($def->getFactory(), [$name => 1])) && ($ctor = (new ReflectionClass($class))->getConstructor())) {
             foreach ($ctor->getParameters() as $param) {
                 $ctorParams[$param->getName()] = $param;
             }
         }
         foreach ($method->getParameters() as $param) {
             $hint = PhpReflection::getParameterType($param);
             if (isset($ctorParams[$param->getName()])) {
                 $arg = $ctorParams[$param->getName()];
                 if ($hint !== PhpReflection::getParameterType($arg)) {
                     throw new ServiceCreationException("Type hint for \${$param->getName()} in {$interface}::{$methodName}() doesn't match type hint in {$class} constructor.");
                 }
                 $def->getFactory()->arguments[$arg->getPosition()] = self::literal('$' . $arg->getName());
             } elseif (!$def->getSetup()) {
                 $hint = Nette\Utils\ObjectMixin::getSuggestion(array_keys($ctorParams), $param->getName());
                 throw new ServiceCreationException("Unused parameter \${$param->getName()} when implementing method {$interface}::{$methodName}()" . ($hint ? ", did you mean \${$hint}?" : '.'));
             }
             $paramDef = $hint . ' ' . $param->getName();
             if ($param->isDefaultValueAvailable()) {
                 $def->parameters[$paramDef] = $param->getDefaultValue();
             } else {
                 $def->parameters[] = $paramDef;
             }
         }
     }
 }