Failure of swiftformat 0.48.9 - the `--self init-only` directive causes `error: Unexpected class/static func on line 10 in Test.swift.`

.swiftformat

--swiftversion 5

--self init-only

Test.swift

public class Test {
	static func aaa() -> AAA? {
		guard
			let something: Float? = { return nil }()
		else {
			return nil
		}
	}

	static func bbb() -> String? {
	}
}