@PublicAPI(usage = ACCESS)
    public static PackageMatchers of(String... packageIdentifiers) {
        return of(ImmutableSet.copyOf(packageIdentifiers));
    }
@Test
    public void matches_any_package() {
        assertThat(PackageMatchers.of("..match..", "..other.."))
                .accepts("foo.match.bar")
                .accepts("foo.other.bar")
                .accepts("foo.match.other.bar")
                .rejects("foo.bar")
                .rejects("matc.hother");
    }