code: private function findBinding($type, $name)
      {
          $bindingName = $this->bindingName($name);
          if (null !== $bindingName && isset($this->index[$type . '#' . $bindingName])) {
              return $this->index[$type . '#' . $bindingName];
          }
  
          if (isset($this->index[$type])) {
              return $this->index[$type];
          }
  
          if (!in_array($type, [PropertyBinding::TYPE, ConstantBinding::TYPE, ListBinding::TYPE, MapBinding::TYPE])) {
              $this->index[$type] = $this->getAnnotatedBinding(new \ReflectionClass($type));
              return $this->index[$type];
          }
  
          return null;
      }
docs: tries to find a binding
  
  @param   string  $type
  @param   string  $name
  @return  \stubbles\ioc\binding\Binding