keyvalues.yaml-tmLanguage

name: KeyValues
scopeName: source.keyvalues
fileTypes:
  - gameinfo.txt
patterns:
  - include: '#main'

repository:
  main:
    patterns:
      - include: '#block'
      - include: '#comment'
      - include: '#string'
      - include: '#number'

  # Blocks
  block:
    name: meta.structure.block.keyvalues
    begin: '{'
    beginCaptures:
      '0': { name: punctuation.definition.block.begin.keyvalues }
    end: '}'
    endCaptures:
      '0': { name: punctuation.definition.block.end.keyvalues }
    patterns:
      - include: '#main'

  # Comments
  comment:
    name: comment.line.slash.keyvalues
    begin: '/'
    end: '$'
    beginCaptures:
      '0': { name: punctuation.definition.comment.keyvalues }

  # String variables
  string_parts:
    patterns:
      # Includes
      - name: entity.name.tag.include.keyvalues
        match: '(?<!\w)(#)\w+'
        captures:
          '1': { name: punctuation.definition.include.keyvalues }

      # Directory variables
      - name: string.unquoted.file-path.keyvalues
        match: '(\|)(\S+)(\|)'
        captures:
          '0': { name: constant.language.directory.keyvalues }
          '1': { name: punctuation.definition.directory.begin.keyvalues }
          '3': { name: punctuation.definition.directory.end.keyvalues }

      # Escape sequences
      - name: constant.character.escape.keyvalues
        match: '\\[\\nt"]'

  # Strings
  string:
    patterns:
      - include: '#string_parts'

      # Quoted
      - name: string.quoted.double.keyvalues
        begin: '"'
        beginCaptures:
          '0': { name: punctuation.definition.string.begin.keyvalues }
        end: '"'
        endCaptures:
          '0': { name: punctuation.definition.string.end.keyvalues }
        patterns:
          - include: '#string_parts'

      # Unquoted
      - name: string.unquoted.keyvalues
        match: '[^\s{}]+'
        patterns:
          - include: '#string_parts'

  # Numbers
  number:
    name: constant.numeric.integer.keyvalues
    match: '\b\d+\b$'