original_string: public function insertBefore($class, $middleware)
      {
          $found = false;
          $i = null;
          foreach ($this->queue as $i => $object) {
              if ((is_string($object) && $object === $class)
                  || is_a($object, $class)
              ) {
                  $found = true;
                  break;
              }
          }
          if ($found) {
              return $this->insertAt($i, $middleware);
          }
          throw new LogicException(sprintf("No middleware matching '%s' could be found.", $class));
      }
code: public function insertBefore($class, $middleware)
      {
          $found = false;
          $i = null;
          foreach ($this->queue as $i => $object) {
              if ((is_string($object) && $object === $class)
                  || is_a($object, $class)
              ) {
                  $found = true;
                  break;
              }
          }
          if ($found) {
              return $this->insertAt($i, $middleware);
          }
          throw new LogicException(sprintf("No middleware matching '%s' could be found.", $class));
      }
code_tokens: public function insertBefore ( $ class , $ middleware ) { $ found = false ; $ i = null ; foreach ( $ this -> queue as $ i => $ object ) { if ( ( is_string ( $ object ) && $ object === $ class ) || is_a ( $ object , $ class ) ) { $ found = true ; break ; } } if ( $ found ) { return $ this -> insertAt ( $ i , $ middleware ) ; } throw new LogicException ( sprintf ( "No middleware matching '%s' could be found." , $ class ) ) ; }
docstring: Insert a middleware object before the first matching class.
  
  Finds the index of the first middleware that matches the provided class,
  and inserts the supplied callable before it.
  
  @param string $class The classname to insert the middleware before.
  @param callable|string $middleware The middleware to insert.
  @return $this
  @throws \LogicException If middleware to insert before is not found.
docstring_tokens: Insert a middleware object before the first matching class .