'fileTypes': ['package-with-infinite-loop-grammar']
'name': 'package-with-infinite-loop-grammar'
'scopeName': 'source.package-with-infinite-loop-grammar'

# This grammar should loop forever if the line contains an `a`
'patterns': [
  {
    'name': 'start'
    'begin': '^'
    'end': '$'
    'patterns': [
      {
        name: 'negative-look-ahead'
        match: "(?!a)"
      }
    ]
  }
]
