fix indent

Author: staabm

src/Console/DowngradeCommand.php

@@ -157,7 +157,7 @@ private function processFile(string $file, array $visitors): void
 			$newStmts = $traverser->traverse($newStmts);
 		}
 
-		$printer = new PhpPrinter(['indent' => str_repeat($indentDetector->indentCharacter, $indentDetector->indentSize)]);
+		$printer = new PhpPrinter(['indent' => $indentDetector->indentCharacter]);
 		$newCode = $printer->printFormatPreserving($newStmts, $oldStmts, $oldTokens);
 		$result = file_put_contents($file, $newCode);
 		if ($result === false) {

src/Php/PhpPrinterIndentationDetectorVisitor.php

@@ -60,7 +60,7 @@ public function enterNode(Node $node)
 				continue;
 			}
 
-			$char = $match[1];
+			$char = $match[1][0];
 			$size = $l;
 			break;
 		}