---
- name: Literal block scalar with more spaces in first line
  from: '@perlpunk'
  tags: error literal whitespace
  fail: true
  yaml: |
    ---
    block scalar: |
    ␣␣␣␣␣
      more spaces at the beginning
      are invalid
  tree: |
    +STR
     +DOC ---
      +MAP
       =VAL :block scalar