Fix CS/WS issues

Author: sebastianbergmann

src/CodeCoverage.php

@@ -380,27 +380,24 @@ public function merge(self $that): void
                 continue;
             }
 
-            if ((count($lines) > 0)
-                && (count($this->data[$file]) > 0)
-                && (count($lines) != count($this->data[$file]))
-            ) {
-                if (count($lines) > count($ours = $this->data[$file])) {
+            if ((\count($lines) > 0) && (\count($this->data[$file]) > 0) && (\count($lines) != \count($this->data[$file]))) {
+                if (\count($lines) > \count($ours = $this->data[$file])) {
                     // More lines in the one being added in
-                    $lines = array_filter(
+                    $lines = \array_filter(
                         $lines,
                         function ($value, $key) use ($ours) {
-                            return array_key_exists($key, $ours);
+                            return \array_key_exists($key, $ours);
                         },
-                        ARRAY_FILTER_USE_BOTH
+                        \ARRAY_FILTER_USE_BOTH
                     );
                 } else {
                     // More lines in the one we currently have
-                    $this->data[$file] = array_filter(
+                    $this->data[$file] = \array_filter(
                         $this->data[$file],
                         function ($value, $key) use ($lines) {
-                            return array_key_exists($key, $lines);
+                            return \array_key_exists($key, $lines);
                         },
-                        ARRAY_FILTER_USE_BOTH
+                        \ARRAY_FILTER_USE_BOTH
                     );
                 }
             }