comparison vendor/zendframework/zend-stdlib/src/Message.php @ 12:7a779792577d

Update Drupal core to v8.4.5 (via Composer)

     {
         if (is_scalar($spec)) {
             $this->metadata[$spec] = $value;
             return $this;
         }
-        if (!is_array($spec) && !$spec instanceof Traversable) {
+        if (! is_array($spec) && ! $spec instanceof Traversable) {
             throw new Exception\InvalidArgumentException(sprintf(
                 'Expected a string, array, or Traversable argument in first position; received "%s"',
                 (is_object($spec) ? get_class($spec) : gettype($spec))
             ));
         }

     {
         if (null === $key) {
             return $this->metadata;
         }
 
-        if (!is_scalar($key)) {
+        if (! is_scalar($key)) {
             throw new Exception\InvalidArgumentException('Non-scalar argument provided for key');
         }
 
         if (array_key_exists($key, $this->metadata)) {
             return $this->metadata[$key];