[CLEANUP] Rector: Add return type from return direct array

This applies the rule ReturnTypeFromReturnDirectArrayRector. For
Details see:
https://github.com/rectorphp/rector/blob/main/docs/rector_rules_overview.md#returntypefromreturndirectarrayrector

Signed-off-by: Daniel Ziegenberg <[email protected]>

Author: ziegenberg

src/Parsing/ParserState.php

@@ -270,10 +270,8 @@ public function comes($sString, $bCaseInsensitive = false): bool
     /**
      * @param int $iLength
      * @param int $iOffset
-     *
-     * @return string
      */
-    public function peek($iLength = 1, $iOffset = 0)
+    public function peek($iLength = 1, $iOffset = 0): string
     {
         $iOffset += $this->iCurrentPosition;
         if ($iOffset >= $this->iLength) {
@@ -285,12 +283,10 @@ public function peek($iLength = 1, $iOffset = 0)
     /**
      * @param int $mValue
      *
-     * @return string
-     *
      * @throws UnexpectedEOFException
      * @throws UnexpectedTokenException
      */
-    public function consume($mValue = 1)
+    public function consume($mValue = 1): string
     {
         if (is_string($mValue)) {
             $iLineCount = substr_count($mValue, "\n");
@@ -410,10 +406,7 @@ public function consumeUntil($aEnd, $bIncludeEnd = false, $consumeEnd = false, a
         );
     }
 
-    /**
-     * @return string
-     */
-    private function inputLeft()
+    private function inputLeft(): string
     {
         return $this->substr($this->iCurrentPosition, -1);
     }

src/Rule/Rule.php

@@ -117,7 +117,7 @@ public static function parse(ParserState $oParserState)
      *
      * @return array<int, string>
      */
-    private static function listDelimiterForRule($sRule)
+    private static function listDelimiterForRule($sRule): array
     {
         if (preg_match('/^font($|-)/', $sRule)) {
             return [',', '/', ' '];