scopeName: 'source.zonefile'
name: 'Bind Zone File'
fileTypes: [
  'zone'
  'db'
]

patterns: [
  {include: '#comments'}
  {include: '#entries'}
]

repository:
  comments:
    patterns: [
      {
        match: ';.*'
        name: 'comment.line.semicolon.zonefile'
      }
    ]
  entries:
    patterns: [
      {
        match: '(\\$(ORIGIN|origin|TTL|ttl|INCLUDE|include))\\s+([^;]+)'
        captures:
          '1':
            name: 'keyword.entry.control.zonefile'
          '3':
            name: 'variable.other.entry.control.zonefile'
      }
      {
        begin: '((@)|([A-Za-z0-9_.-]+))?(\\s+\\d+[A-Za-z]*)?(\\s+IN|in|CH|ch)?\\s+(\\w+)\\s+'
        beginCaptures:
          '2':
            name: 'keyword.entry.resource.record.zonefile'
          '3':
            name: 'string.unquoted.domain.name.zonefile'
          '4':
            name: 'variable.other.ttl.zonefile'
          '5':
            name: 'keyword.class.zonefile'
          '6':
            name: 'keyword.resource.type.zonefile'
        end: '\\n'
        name: 'meta.entry.resource.record.zonefile'
        patterns: [
          {include: '#comments'}
          {include: '#rdata'}
        ]
      }
    ]
  rdata:
    patterns: [
      {
        match: '(\\\\([^\\d]|[\\d]{3,3}))'
        name: 'string.unquoted.escape.zonefile'
        captures:
          '1':
            name: 'constant.string.unquoted.escape.zonefile'
      }
      {
        match: '"[^"]*"'
        name: 'string.quoted.double.resource.data.zonefile'
      }
      {
        begin: '(\\()'
        beginCaptures:
          '1':
            name: 'string.unquoted.resource.data.zonefile'
        end: '(\\))'
        endCaptures:
          '1':
            name: 'string.unquoted.resource.data.zonefile'
        patterns: [
          {include: '#comments'}
          {include: '#rdata'}
        ]
      }
      {
        match: '[^\\s]+?'
        name: 'string.unquoted.resource.data.zonefile'
      }
    ]