peek example

return null;
    }

    /** * Peeks at the next token, returns it and immediately resets the peek. * * @return mixed[]|null The next token or NULL if there are no more tokens ahead. * @psalm-return Token<T, V>|null */
    public function glimpse()
    {
        $peek       = $this->peek();
        $this->peek = 0;

        return $peek;
    }

    /** * Scans the input string for tokens. * * @param string $input A query string. * * @return void */

        if (is_numeric($value)) {
            return strpos($value, '.') !== false || stripos($value, 'e') !== false
                ? self::T_FLOAT : self::T_INTEGER;
        }

        return $type;
    }

    /** @return array{value: int|string, type:self::T_*|null, position:int} */
    public function peek(): ?array
    {
        $token = parent::peek();

        if ($token === null) {
            return null;
        }

        return (array) $token;
    }
}

    public function testGetSetName()
    {
        $this->assertEquals('flashes', $this->bag->getName());
        $this->bag->setName('foo');
        $this->assertEquals('foo', $this->bag->getName());
    }

    public function testPeek()
    {
        $this->assertEquals([], $this->bag->peek('non_existing'));
        $this->assertEquals(['default'], $this->bag->peek('not_existing', ['default']));
        $this->assertEquals(['A previous flash message'], $this->bag->peek('notice'));
        $this->assertEquals(['A previous flash message'], $this->bag->peek('notice'));
    }

    public function testAdd()
    {
        $tab = ['bar' => 'baz'];
        $this->bag->add('string_message', 'lorem');
        $this->bag->add('object_message', new \stdClass());
        $this->bag->add('array_message', $tab);

        

$this->carryOn = false;
    }

    /** * Look for markup. */
    protected function markupDeclaration()
    {
        $tok = $this->scanner->next();

        // Comment:         if ('-' == $tok && '-' == $this->scanner->peek()) {
            $this->scanner->consume(2);

            return $this->comment();
        } elseif ('D' == $tok || 'd' == $tok) { // Doctype             return $this->doctype();
        } elseif ('[' == $tok) { // CDATA section             return $this->cdataSection();
        }

        // FINISH         $this->parseError('Expected <!--, <![CDATA[, or <!DOCTYPE. Got <!%s', $tok);
        

$this->assertNotEquals('108', $this->storage->getBag('attributes')->get('new'));
        $this->assertFalse($this->storage->getBag('flashes')->has('newkey'));
        $this->storage->getBag('attributes')->set('new', '108');
        $this->storage->getBag('flashes')->set('newkey', 'test');
        $this->storage->save();

        $storage = $this->getStorage();
        $storage->setId($id);
        $storage->start();
        $this->assertEquals('108', $storage->getBag('attributes')->get('new'));
        $this->assertTrue($storage->getBag('flashes')->has('newkey'));
        $this->assertEquals(['test'], $storage->getBag('flashes')->peek('newkey'));
    }

    public function testMultipleInstances()
    {
        $storage1 = $this->getStorage();
        $storage1->start();
        $storage1->getBag('attributes')->set('foo', 'bar');
        $storage1->save();

        $storage2 = $this->getStorage();
        $storage2->setId($storage1->getId());
        

/** * {@inheritdoc} */
  public function addMessage($message, $type = self::TYPE_STATUS, $repeat = FALSE) {
    if (!($message instanceof Markup) && $message instanceof MarkupInterface) {
      $message = Markup::create((string) $message);
    }

    // Do not use strict type checking so that equivalent string and     // MarkupInterface objects are detected.     if ($repeat || !in_array($message, $this->flashBag->peek($type))) {
      $this->flashBag->add($type, $message);
    }

    // Mark this page as being uncacheable.     $this->killSwitch->trigger();

    return $this;
  }

  /** * {@inheritdoc} */

protected function tearDown(): void
    {
        unset($this->bag);
        parent::tearDown();
    }

    public function testInitialize()
    {
        $bag = new FlashBag();
        $array = ['new' => ['notice' => ['A previous flash message']]];
        $bag->initialize($array);
        $this->assertEquals(['A previous flash message'], $bag->peek('notice'));
        $array = ['new' => [
                'notice' => ['Something else'],
                'error' => ['a'],
            ]];
        $bag->initialize($array);
        $this->assertEquals(['Something else'], $bag->peek('notice'));
        $this->assertEquals(['a'], $bag->peek('error'));
    }

    public function testGetStorageKey()
    {
        

    protected function consumeMultipleLineComment()
    {
        $this->get();
        $comment = '';
        for(;;) {
            $get = $this->get();
            if ($get === '*') {
                if ($this->peek() === '/') { // end of comment reached                     $this->get();
                    if (0 === strpos($comment, '!')) {
                        // preserved by YUI Compressor                         if (!$this->keptComment) {
                            // don't prepend a newline if two comments right after one another                             $this->keptComment = "\n";
                        }
                        $this->keptComment .= "/*!" . substr($comment, 1) . "*/\n";
                    } else if (preg_match('/^@(?:cc_on|if|elif|else|end)\\b/', $comment)) {
                        // IE conditional                         $this->keptComment .= "/*{$comment}*/";
                    }

public function checkPassport(CheckPassportEvent $event): void
    {
        $passport = $event->getPassport();
        if (!$passport->hasBadge(UserBadge::class)) {
            return;
        }

        $request = $this->requestStack->getMainRequest();
        $request->attributes->set(SecurityRequestAttributes::LAST_USERNAME, $passport->getBadge(UserBadge::class)->getUserIdentifier());

        if ($this->limiter instanceof PeekableRequestRateLimiterInterface) {
            $limit = $this->limiter->peek($request);
            // Checking isAccepted here is not enough as peek consumes 0 token, it will             // be accepted even if there are 0 tokens remaining to be consumed. We check both             // anyway for safety in case third party implementations behave unexpectedly.             if (!$limit->isAccepted() || 0 === $limit->getRemainingTokens()) {
                throw new TooManyLoginAttemptsAuthenticationException(ceil(($limit->getRetryAfter()->getTimestamp() - time()) / 60));
            }
        } else {
            $limit = $this->limiter->consume($request);
            if (!$limit->isAccepted()) {
                throw new TooManyLoginAttemptsAuthenticationException(ceil(($limit->getRetryAfter()->getTimestamp() - time()) / 60));
            }
        }