$ findrule test
test
test/foo.txt
test/test
test/test/foooooo.txt

$ findrule test  -file
test/foo.txt
test/test/foooooo.txt

$ findrule test  -file -name "foo*txt"
test/foo.txt
test/test/foooooo.txt

$ findrule test  -file -name "foo*txt" -maxdepth 0

$ findrule test  -file -name "foo*txt" -maxdepth 1
test/foo.txt

$ findrule test  -file -name "foo*txt" -maxdepth 2
test/foo.txt
test/test/foooooo.txt