properly setting checkType

Author: dmolsen

core/lib/PatternLab/Migrator.php

@@ -37,9 +37,9 @@ public function migrate($diffVersion = false) {
 
 				$basePath        = __DIR__."/../../../";
 				$migrationData   = json_decode(file_get_contents($migration->getPathname()));
+				$checkType       = $migrationData->checkType;
 				$sourcePath      = ($checkType == "fileExists") ? $basePath.$migrationData->sourcePath : $basePath.$migrationData->sourcePath.DIRECTORY_SEPARATOR;
 				$destinationPath = ($checkType == "fileExists") ? $basePath.$migrationData->destinationPath : $basePath.$migrationData->destinationPath.DIRECTORY_SEPARATOR;
-				$checkType       = $migrationData->checkType;
 
 				if ($checkType == "dirEmpty") {