fson_value_destroy Subroutine

  recursive subroutine fson_value_destroy(this)
    use fson_string_m, only: fson_string_destroy
    implicit none

    type(fson_value), pointer :: this

    if (associated(this % children)) then
       call fson_value_destroy(this % children)
       nullify(this % children)
    end if

    if (associated(this % next)) then
       call fson_value_destroy(this % next)
       nullify (this % next)
    end if

    if (associated(this % name)) then
       call fson_string_destroy(this % name)
       nullify (this % name)
    end if

    if (associated(this % value_string)) then
       call fson_string_destroy(this % value_string)
       nullify (this % value_string)
    end if

    nullify(this)

  end subroutine fson_value_destroy