Import internal functions.

Author: michalbundyra

src/Config.php

@@ -68,7 +68,7 @@ class Config implements ConfigInterface
     public function __construct(array $config = [])
     {
         // Only merge keys we're interested in
-        foreach (\array_keys($config) as $key) {
+        foreach (array_keys($config) as $key) {
             if (! isset($this->allowedKeys[$key])) {
                 unset($config[$key]);
             }
@@ -103,12 +103,12 @@ private function merge(array $a, array $b)
         foreach ($b as $key => $value) {
             if ($value instanceof MergeReplaceKeyInterface) {
                 $a[$key] = $value->getData();
-            } elseif (isset($a[$key]) || \array_key_exists($key, $a)) {
+            } elseif (isset($a[$key]) || array_key_exists($key, $a)) {
                 if ($value instanceof MergeRemoveKey) {
                     unset($a[$key]);
-                } elseif (\is_int($key)) {
+                } elseif (is_int($key)) {
                     $a[] = $value;
-                } elseif (\is_array($value) && \is_array($a[$key])) {
+                } elseif (is_array($value) && is_array($a[$key])) {
                     $a[$key] = $this->merge($a[$key], $value);
                 } else {
                     $a[$key] = $value;

src/Exception/ContainerModificationsNotAllowedException.php

@@ -9,6 +9,8 @@
 
 use DomainException;
 
+use function sprintf;
+
 /**
  * @inheritDoc
  */

src/Exception/InvalidArgumentException.php

@@ -11,6 +11,11 @@
 use Zend\ServiceManager\AbstractFactoryInterface;
 use Zend\ServiceManager\Initializer\InitializerInterface;
 
+use function get_class;
+use function gettype;
+use function is_object;
+use function sprintf;
+
 /**
  * @inheritDoc
  */

src/ServiceManager.php

@@ -22,6 +22,7 @@
 use Zend\ServiceManager\Exception\ServiceNotCreatedException;
 use Zend\ServiceManager\Exception\ServiceNotFoundException;
 
+use function array_intersect;
 use function array_merge_recursive;
 use function class_exists;
 use function get_class;

test/CommonServiceLocatorBehaviorsTrait.php

@@ -29,6 +29,9 @@
 use ZendTest\ServiceManager\TestAsset\SampleFactory;
 use ZendTest\ServiceManager\TestAsset\SimpleAbstractFactory;
 
+use function array_fill_keys;
+use function array_keys;
+use function array_merge;
 use function call_user_func_array;
 use function restore_error_handler;
 use function set_error_handler;

test/ServiceManagerTest.php

@@ -18,6 +18,8 @@
 use ZendTest\ServiceManager\TestAsset\InvokableObject;
 use ZendTest\ServiceManager\TestAsset\SimpleServiceManager;
 
+use function get_class;
+
 /**
  * @covers \Zend\ServiceManager\ServiceManager
  */