title: test
desc: This is a test file.
author: zentao
version: 1.0

fields:
  - field: nested
    fields:
      - field: field1.1
        type: list
        range: 1-9
        postfix: ". "
      - field: field1.2
        prefix: "'"
        postfix: "'"
        loop: 2
        loopfix: ","
        fields:
          - field: field1.2.1
            type: list
            range: X-Z
          - field: field1.2.2
            type: list
            range: 1-9
            loop: 2