---
- name: Various empty or newline only quoted strings
  from: '@perlpunk'
  tags: double scalar single whitespace
  yaml: |
    ---
    a: '
      '
    b: '␣␣
      '
    c: "
      "
    d: "␣␣
      "
    e: '

      '
    f: "

      "
    g: '


      '
    h: "


      "
  tree: |
    +STR
     +DOC ---
      +MAP
       =VAL :a
       =VAL '␣
       =VAL :b
       =VAL '␣
       =VAL :c
       =VAL "␣
       =VAL :d
       =VAL "␣
       =VAL :e
       =VAL '\n
       =VAL :f
       =VAL "\n
       =VAL :g
       =VAL '\n\n
       =VAL :h
       =VAL "\n\n
      -MAP
     -DOC
    -STR
  json: |
    {
      "a": " ",
      "b": " ",
      "c": " ",
      "d": " ",
      "e": "\n",
      "f": "\n",
      "g": "\n\n",
      "h": "\n\n"
    }
  emit: |
    ---
    a: ' '
    b: ' '
    c: " "
    d: " "
    e: '

      '
    f: "\n"
    g: '


      '
    h: "\n\n"