void (@NotNull String fileName) { String path = getPath(fileName); if (fileName.endsWith(".kt")) { myFixture.configureByFile(path); } else { SequencesKt.forEach(FilesKt.walkTopDown(new File(path)), file -> { String fileName1 = file.getName(); String path1 = getPath(fileName1); myFixture.configureByFile(path1); return null; }); } performTest(); }