fix cs complaints

Author: AlaaSarhan

src/Flatten.php

@@ -14,17 +14,17 @@ class Flatten
 
     /**
      * Flattens a variable, possibly traversable, into a one-dimensional array, recursively.
-     * 
+     *
      * Each key (fully-qualified key or FQK) in the returned one-dimensional array is the join of all keys leading to
      * each (non-traversable) value, in all dimensions, separated by a given separator.
-     * 
+     *
      * An initial prefix can be optionally provided, but it will not be separated with the specified separator.
-     * 
+     *
      * @param mixed $var
      * @param string $separator
      * @param string $prefix
      * @param int $flags
-     * @return array One-dimensional array containing all values from all possible traversable dimensions in given input.
+     * @return array 1-dimensional array containing all values from all possible traversable dimensions in given input.
      * @see Flatten::FLAG_NUMERIC_NOT_FLATTENED
      */
     public static function flatten($var, $separator = '.', $prefix = '', $flags = 0)
@@ -35,8 +35,8 @@ public static function flatten($var, $separator = '.', $prefix = '', $flags = 0)
         }
         return $flattened;
     }
-    
-    private static function flattenGenerator($var, $separator, $prefix = '', $flags)
+
+    private static function flattenGenerator($var, $separator, $prefix = '', $flags = 0)
     {
         if (!self::canTraverse($var)) {
             yield $prefix => $var;
@@ -66,7 +66,7 @@ private static function canTraverse($var)
     private static function filterNumericKeysAndGetValues($var)
     {
         $values = [];
-        $var = array_filter($var, function($value, $key) use (&$values) {
+        $var = array_filter($var, function ($value, $key) use (&$values) {
             if (is_int($key)) {
                 $values[$key] = $value;
                 return false;

test/FlattenTest.php

@@ -1,5 +1,7 @@
 <?php
 
+namespace Sarhan\Flatten\Test;
+
 use PHPUnit\Framework\TestCase;
 use Sarhan\Flatten;
 
@@ -98,7 +100,11 @@ public function traversablesProvider()
                 [ 'a' => 1, '0' => 2, 'b.0' => 3, 'b.c' => 4 ]
             ],
             [
-                new \ArrayIterator([ 'a' => 1, 'b' => 2, 'c' => [ 'd' => [ 3, 4 ], 'e' => new \ArrayIterator([ 'f' => 5, 'g' => 6 ]) ] ]),
+                new \ArrayIterator([
+                    'a' => 1,
+                    'b' => 2,
+                    'c' => [ 'd' => [ 3, 4 ], 'e' => new \ArrayIterator([ 'f' => 5, 'g' => 6 ]) ]
+                ]),
                 [ 'a' => 1, 'b' => 2, 'c.d.0' => 3, 'c.d.1' => 4, 'c.e.f' => 5, 'c.e.g' => 6 ]
             ]
         ];
@@ -133,7 +139,11 @@ public function traversablesSeparatorPrefixProvider()
                 [ 'local/a' => 1, 'local/0' => 2, 'local/b/0' => 3, 'local/b/c' => 4 ]
             ],
             [
-                new \ArrayIterator([ 'a' => 1, 'b' => 2, 'c' => [ 'd' => [ 3, 4 ], 'e' => new \ArrayIterator([ 'f' => 5, 'g' => 6 ]) ] ]),
+                new \ArrayIterator([
+                    'a' => 1,
+                    'b' => 2,
+                    'c' => [ 'd' => [ 3, 4 ], 'e' => new \ArrayIterator([ 'f' => 5, 'g' => 6 ]) ]
+                ]),
                 '',
                 ':',
                 [ ':a' => 1, ':b' => 2, ':cd0' => 3, ':cd1' => 4, ':cef' => 5, ':ceg' => 6 ]