Stub PalettedBlockArray functions that work with arrays

and workaround PHPStan stupidity

phpstan.neon.dist

@@ -45,6 +45,7 @@ parameters:
 		- pocketmine\DEBUG
 		- pocketmine\IS_DEVELOPMENT_BUILD
 	stubFiles:
+		- tests/phpstan/stubs/chunkutils2.stub
 		- tests/phpstan/stubs/JsonMapper.stub
 		- tests/phpstan/stubs/leveldb.stub
 		- tests/phpstan/stubs/pmmpthread.stub

src/world/format/io/BaseWorldProvider.php

@@ -83,11 +83,11 @@ abstract class BaseWorldProvider implements WorldProvider{
 			}
 
 			try{
-				$newPalette[$k] = $this->blockStateDeserializer->deserialize($newStateData);
+				$newPalette[] = $this->blockStateDeserializer->deserialize($newStateData);
 			}catch(BlockStateDeserializeException $e){
 				//this should never happen anyway - if the upgrader returned an invalid state, we have bigger problems
 				$blockDecodeErrors[] = "Palette offset $k / Failed to deserialize upgraded state $id:$meta: " . $e->getMessage();
-				$newPalette[$k] = $this->blockStateDeserializer->deserialize(GlobalBlockStateHandlers::getUnknownBlockStateData());
+				$newPalette[] = $this->blockStateDeserializer->deserialize(GlobalBlockStateHandlers::getUnknownBlockStateData());
 			}
 		}
 

tests/phpstan/stubs/chunkutils2.stub

@@ -0,0 +1,15 @@
+<?php
+
+namespace pocketmine\world\format;
+
+final class PalettedBlockArray{
+    /**
+     * @param list<int> $palette
+     */
+    public static function fromData(int $bitsPerBlock, string $wordArray, array $palette): PalettedBlockArray {}
+
+    /**
+     * @return list<int>
+     */
+    public function getPalette(): array {}
+}