t / t4018 / golang-long-funcon commit format-patch: allow --range-diff to apply to a lone-patch (40ce416)
   1func RIGHT(aVeryVeryVeryLongVariableName AVeryVeryVeryLongType,
   2        anotherLongVariableName AnotherLongType) {
   3        a := 5
   4        b := ChangeMe
   5}