text.roff.js

// This is a TextMate grammar distributed by `starry-night`.
// This grammar is developed at
// <https://github.com/Alhadis/language-roff>
// and licensed `isc`.
// See <https://github.com/wooorm/starry-night> for more info.
/** @type {import('../lib/index.js').Grammar} */
const grammar = {
  dependencies: [
    'source.ditroff',
    'source.gremlin',
    'source.ideal',
    'source.pic'
  ],
  extensions: [
    '.1',
    '.1',
    '.1in',
    '.1in',
    '.1m',
    '.1m',
    '.1x',
    '.1x',
    '.2',
    '.2',
    '.3',
    '.3',
    '.3in',
    '.3in',
    '.3m',
    '.3m',
    '.3p',
    '.3p',
    '.3pm',
    '.3pm',
    '.3qt',
    '.3qt',
    '.3x',
    '.3x',
    '.4',
    '.4',
    '.5',
    '.5',
    '.6',
    '.6',
    '.7',
    '.7',
    '.8',
    '.8',
    '.9',
    '.9',
    '.man',
    '.man',
    '.mdoc',
    '.mdoc',
    '.me',
    '.nr',
    '.roff',
    '.tmac'
  ],
  injections: {
    'L:meta.device-control.roff, L:meta.function.request.transparent-output & source.embedded.ditroff':
      {patterns: [{match: "[.']"}, {include: '#escapes-copymode'}]},
    'L:meta.function.request.external-command.*.roff source.embedded.shell': {
      patterns: [{include: '#escapes'}]
    },
    'L:text.roff': {patterns: [{include: '#c0'}]}
  },
  names: [
    'groff',
    'man',
    'man-page',
    'man-page',
    'manpage',
    'mdoc',
    'nroff',
    'roff',
    'roff-manpage',
    'troff'
  ],
  patterns: [
    {
      begin: '\\A(?=x\\s*T\\s+(?:[a-z][-a-zA-Z0-9]*)\\s*$)',
      end: '(?=A)B',
      name: 'source.embedded.ditroff',
      patterns: [{include: 'source.ditroff'}]
    },
    {
      begin: '\\A(?=X\\s+(?:495|crt|hp|impr|ps)(?:\\s+\\d+){3}[ \\t]*$)',
      end: '(?=A)B',
      name: 'source.embedded.context',
      patterns: [{include: 'source.context'}]
    },
    {include: '#main'}
  ],
  repository: {
    '2-part-string': {
      captures: {
        1: {
          name: 'punctuation.definition.string.begin.roff',
          patterns: [{include: '#c0'}]
        },
        2: {
          name: 'meta.segment.1.left.roff',
          patterns: [{include: '#escapes'}]
        },
        3: {
          name: 'punctuation.definition.string.middle.roff',
          patterns: [{include: '#c0'}]
        },
        4: {
          name: 'meta.segment.2.right.roff',
          patterns: [{include: '#escapes'}]
        },
        5: {
          name: 'punctuation.definition.string.end.roff',
          patterns: [{include: '#c0'}]
        }
      },
      match: '\\G(.)((?:(?!\\1).)*)(\\1)((?:(?!\\1).)*)(\\1)',
      name: 'string.quoted.other.arbitrary-delimiter.2-part.roff'
    },
    '3-part-title': {
      captures: {
        1: {
          name: 'punctuation.definition.string.outer.begin.roff',
          patterns: [{include: '#c0'}]
        },
        2: {
          name: 'meta.segment.1.left.roff',
          patterns: [{include: '#escapes'}]
        },
        3: {
          name: 'punctuation.definition.string.inner.begin.roff',
          patterns: [{include: '#c0'}]
        },
        4: {
          name: 'meta.segment.2.centre.roff',
          patterns: [{include: '#escapes'}]
        },
        5: {
          name: 'punctuation.definition.string.inner.end.roff',
          patterns: [{include: '#c0'}]
        },
        6: {
          name: 'meta.segment.3.right.roff',
          patterns: [{include: '#escapes'}]
        },
        7: {
          name: 'punctuation.definition.string.outer.end.roff',
          patterns: [{include: '#c0'}]
        }
      },
      match:
        '\\G[ \\t]*(.)((?:(?!\\1).)*)(\\1)((?:(?!\\1).)*)(\\1)((?:(?!\\1).)*)(\\1)',
      name: 'string.quoted.other.arbitrary-delimiter.3-part.roff'
    },
    'alternating-fonts': {
      patterns: [
        {
          begin: "(?:^|\\G)([.'])[ \\t]*(BI)(?=\\s)",
          beginCaptures: {
            0: {name: 'meta.function.man.macro.roff'},
            1: {name: 'punctuation.definition.function.macro.roff'},
            2: {name: 'entity.name.function.roff'}
          },
          end: '(?<![^\\\\]\\\\|^\\\\)(?=(?!R)\\R|$)|(?=\\\\")',
          patterns: [
            {include: '#odd-bold'},
            {include: '#even-italic-after-bold'},
            {include: '#even-italic'},
            {include: '#bridge-escapes'}
          ]
        },
        {
          begin: "(?:^|\\G)([.'])[ \\t]*(BR)(?=\\s)",
          beginCaptures: {
            0: {name: 'meta.function.man.macro.roff'},
            1: {name: 'punctuation.definition.function.macro.roff'},
            2: {name: 'entity.name.function.roff'}
          },
          end: '(?<![^\\\\]\\\\|^\\\\)(?=(?!R)\\R|$)|(?=\\\\")',
          patterns: [
            {include: '#odd-bold'},
            {include: '#even-roman-after-bold'},
            {include: '#even-roman'},
            {include: '#bridge-escapes'}
          ]
        },
        {
          begin: "(?:^|\\G)([.'])[ \\t]*(IB)(?=\\s)",
          beginCaptures: {
            0: {name: 'meta.function.man.macro.roff'},
            1: {name: 'punctuation.definition.function.macro.roff'},
            2: {name: 'entity.name.function.roff'}
          },
          end: '(?<![^\\\\]\\\\|^\\\\)(?=(?!R)\\R|$)|(?=\\\\")',
          patterns: [
            {include: '#odd-italic'},
            {include: '#even-bold-after-italic'},
            {include: '#even-bold'},
            {include: '#bridge-escapes'}
          ]
        },
        {
          begin: "(?:^|\\G)([.'])[ \\t]*(IR)(?=\\s)",
          beginCaptures: {
            0: {name: 'meta.function.man.macro.roff'},
            1: {name: 'punctuation.definition.function.macro.roff'},
            2: {name: 'entity.name.function.roff'}
          },
          end: '(?<![^\\\\]\\\\|^\\\\)(?=(?!R)\\R|$)|(?=\\\\")',
          patterns: [
            {include: '#odd-italic'},
            {include: '#even-roman-after-italic'},
            {include: '#even-roman'},
            {include: '#bridge-escapes'}
          ]
        },
        {
          begin: "(?:^|\\G)([.'])[ \\t]*(RB)(?=\\s)",
          beginCaptures: {
            0: {name: 'meta.function.man.macro.roff'},
            1: {name: 'punctuation.definition.function.macro.roff'},
            2: {name: 'entity.name.function.roff'}
          },
          end: '(?<![^\\\\]\\\\|^\\\\)(?=(?!R)\\R|$)|(?=\\\\")',
          patterns: [
            {include: '#odd-roman'},
            {include: '#even-bold-after-roman'},
            {include: '#even-bold'},
            {include: '#bridge-escapes'}
          ]
        },
        {
          begin: "(?:^|\\G)([.'])[ \\t]*(RI)(?=\\s)",
          beginCaptures: {
            0: {name: 'meta.function.man.macro.roff'},
            1: {name: 'punctuation.definition.function.macro.roff'},
            2: {name: 'entity.name.function.roff'}
          },
          end: '(?<![^\\\\]\\\\|^\\\\)(?=(?!R)\\R|$)|(?=\\\\")',
          patterns: [
            {include: '#odd-roman'},
            {include: '#even-italic-after-roman'},
            {include: '#even-italic'},
            {include: '#bridge-escapes'}
          ]
        }
      ]
    },
    arithmetic: {
      patterns: [
        {include: '#escapes'},
        {
          captures: {
            1: {name: 'punctuation.arithmetic.begin.roff'},
            2: {patterns: [{include: '#arithmetic'}]},
            3: {name: 'punctuation.arithmetic.end.roff'}
          },
          match: '(\\()(.*?)(\\))',
          name: 'meta.brackets.roff'
        },
        {include: '#number'},
        {match: '<\\?', name: 'keyword.operator.minimum.gnu.roff'},
        {match: '>\\?', name: 'keyword.operator.maximum.gnu.roff'},
        {match: '[-/+*%]', name: 'keyword.operator.arithmetic.roff'},
        {match: ':|&|[<=>]=?', name: 'keyword.operator.logical.roff'},
        {match: '\\|', name: 'keyword.operator.absolute.roff'},
        {
          captures: {
            1: {patterns: [{include: '#units'}]},
            2: {name: 'punctuation.separator.semicolon.roff'}
          },
          match: '(?:\\G|(?<=^|\\())([CDMPTcimnpstuvz])(;)',
          name: 'meta.scaling-indicator.gnu.roff'
        }
      ]
    },
    'bold-first': {
      patterns: [
        {
          begin: '\\G[ \\t]*(?!")(?=(?:[^\\s\\\\]|\\\\(?!E?").)+)',
          end: '(?<![^\\\\]\\\\|^\\\\)(?=\\s|$)|(?=\\\\E?")',
          name: 'markup.bold.roff',
          patterns: [{include: '#escapes'}]
        },
        {
          captures: {
            0: {name: 'string.quoted.double.empty.roff'},
            1: {name: 'punctuation.definition.string.begin.roff'},
            2: {name: 'punctuation.definition.string.end.roff'}
          },
          match: '(")(")',
          name: 'markup.bold.roff'
        },
        {
          begin: '\\G[ \\t]*(")',
          beginCaptures: {
            0: {name: 'string.quoted.double.roff'},
            1: {name: 'punctuation.definition.string.begin.roff'}
          },
          contentName: 'string.quoted.double.roff',
          end: '((?:"")*)"(?!")|(?<!\\\\)(?:$|(?!R)\\R)|(?=\\\\E?")',
          endCaptures: {
            0: {name: 'punctuation.definition.string.end.roff'},
            1: {
              name: 'markup.bold.roff',
              patterns: [{include: '#string-escapes'}]
            }
          },
          name: 'markup.bold.roff',
          patterns: [{include: '#string-escapes'}]
        },
        {include: '#escapes'},
        {include: '#string'}
      ]
    },
    'bold-italic-first': {
      patterns: [
        {
          begin: '\\G[ \\t]*(?!")(?=(?:[^\\s\\\\]|\\\\(?!E?").)+)',
          end: '(?<![^\\\\]\\\\|^\\\\)(?=\\s|$)|(?=\\\\E?")',
          name: 'markup.bold.italic.roff',
          patterns: [{include: '#escapes'}]
        },
        {
          captures: {
            0: {name: 'string.quoted.double.empty.roff'},
            1: {name: 'punctuation.definition.string.begin.roff'},
            2: {name: 'punctuation.definition.string.end.roff'}
          },
          match: '(")(")',
          name: 'markup.bold.italic.roff'
        },
        {
          begin: '\\G[ \\t]*(")',
          beginCaptures: {
            0: {name: 'string.quoted.double.roff'},
            1: {name: 'punctuation.definition.string.begin.roff'}
          },
          contentName: 'string.quoted.double.roff',
          end: '((?:"")*)"(?!")|(?<!\\\\)(?:$|(?!R)\\R)|(?=\\\\E?")',
          endCaptures: {
            0: {name: 'punctuation.definition.string.end.roff'},
            1: {
              name: 'markup.bold.italic.roff',
              patterns: [{include: '#string-escapes'}]
            }
          },
          name: 'markup.bold.italic.roff',
          patterns: [{include: '#string-escapes'}]
        },
        {include: '#escapes'},
        {include: '#string'}
      ]
    },
    'bold-italic-word': {
      match: '\\S+?(?=\\\\|$|\\s)',
      name: 'markup.bold.italic.roff'
    },
    'bold-word': {match: '\\S+?(?=\\\\|$|\\s)', name: 'markup.bold.roff'},
    'bridge-escapes': {
      patterns: [
        {
          begin: '[ \\t]+(\\\\)$(?!R)\\R?',
          beginCaptures: {1: {name: 'punctuation.definition.escape.roff'}},
          end: '^',
          name: 'constant.character.escape.newline.roff'
        },
        {
          begin: '(\\\\)$(?!R)\\R?',
          beginCaptures: {1: {name: 'punctuation.definition.escape.roff'}},
          end: '^[ \\t]*',
          name: 'constant.character.escape.newline.roff'
        }
      ]
    },
    c0: {
      patterns: [
        {match: '\\x02', name: 'punctuation.c0.ctrl-char.start-of-text.roff'},
        {match: '\\x03', name: 'punctuation.c0.ctrl-char.end-of-text.roff'},
        {
          match: '\\x04',
          name: 'punctuation.c0.ctrl-char.end-of-transmission.roff'
        },
        {match: '\\x05', name: 'punctuation.c0.ctrl-char.enquiry.roff'},
        {match: '\\x06', name: 'punctuation.c0.ctrl-char.acknowledge.roff'},
        {match: '\\a', name: 'punctuation.c0.ctrl-char.alarm.bell.roff'},
        {match: '\\f', name: 'punctuation.whitespace.form-feed.roff'},
        {match: '\\x7F', name: 'punctuation.c0.ctrl-char.delete.roff'}
      ]
    },
    'continuous-newline': {
      begin: '(\\\\)?(\\\\)$(?!R)\\R?',
      beginCaptures: {
        0: {name: 'constant.character.escape.newline.roff'},
        1: {name: 'punctuation.definition.concealed.escape.backslash.roff'},
        2: {name: 'punctuation.definition.escape.roff'}
      },
      end: "^(?:[.'])?"
    },
    definition: {
      patterns: [
        {
          begin:
            '(?:^|\\G)([.\'])[ \\t]*(?:(do)[ \\t]+)?((?:de|am)i?1?)\\s+(\\S+?)?\\s*(\\\\E?["#].*)?$',
          beginCaptures: {
            1: {name: 'punctuation.definition.request.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'storage.type.function.roff'},
            4: {
              name: 'entity.name.function.roff',
              patterns: [{include: '#escapes'}]
            },
            5: {patterns: [{include: '#escapes'}]}
          },
          end: '^(?:[ \\t]*\\x5C{2})?\\.[ \\t]*\\.',
          endCaptures: {0: {name: 'punctuation.definition.request.roff'}},
          name: 'meta.macro.definition.$3.roff',
          patterns: [{include: '$self'}]
        },
        {
          begin:
            '(?:^|\\G)([.\'])[ \\t]*(?:(do)[ \\t]+)?((?:de|am)i?1?)\\s+(\\S+)\\s*("[^"]+"?|\\S+?(?=\\s|\\\\E?["#]))?(.*)$',
          beginCaptures: {
            1: {name: 'punctuation.definition.request.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'storage.type.function.roff'},
            4: {
              name: 'entity.name.function.roff',
              patterns: [{include: '#escapes'}]
            },
            5: {
              name: 'keyword.control.terminator.roff',
              patterns: [{include: '#string'}]
            },
            6: {patterns: [{include: '#param-group'}]}
          },
          end: '^(\\.)[ \\t]*((\\5)(?=$|\\s|\\\\(?:$|")))',
          endCaptures: {
            1: {name: 'punctuation.definition.request.roff'},
            2: {name: 'keyword.control.terminator.roff'},
            3: {patterns: [{include: '#string'}]}
          },
          name: 'meta.macro.definition.with-terminator.$3.roff',
          patterns: [{include: '$self'}]
        }
      ]
    },
    eqn: {
      patterns: [
        {
          match:
            '(?x)\\b\n(DELTA|GAMMA|LAMBDA|OMEGA|PHI|PI|PSI|SIGMA|THETA|UPSILON|XI|alpha|beta|chi\n|delta|epsilon|eta|gamma|iota|kappa|lambda|mu|nu|omega|omicron|phi|pi|psi\n|rho|sigma|tau|theta|upsilon|xi|zeta)\\b',
          name: 'constant.language.greek-letter.eqn.roff'
        },
        {
          match:
            '\\b(and|arc|cos|cosh|det|exp|for|if|Im|lim|ln|log|max|min|Re|sin|sinh|tan|tanh)\\b',
          name: 'constant.language.math-function.eqn.roff'
        },
        {
          match:
            '(?x)\n(?:[><=!]=|\\+-|->|<-|<<|>>|\\.{3}|,\\.+,|[-+=](?!\\d)|[*/<>])\n|\\b(?:approx|cdot|ceiling|del|grad|half|inf|inter|int|floor\n|nothing|partial|prime|prod|sum|times|union)\\b',
          name: 'constant.character.math-symbol.eqn.roff'
        },
        {
          begin: '{',
          beginCaptures: {
            0: {name: 'punctuation.section.bracket.curly.begin.eqn.roff'}
          },
          end: '}|(?=\\.EN)',
          endCaptures: {
            0: {name: 'punctuation.section.bracket.curly.end.eqn.roff'}
          },
          patterns: [{include: '#eqn'}]
        },
        {
          captures: {
            1: {name: 'keyword.operator.spacing.eqn.roff'},
            2: {name: 'punctuation.separator.delimiter.comma.eqn.roff'}
          },
          match: '(~|\\^)|(,)'
        },
        {
          begin: '\\b([nts]?define)\\s*(\\S+)\\s*(\\S)',
          beginCaptures: {
            1: {name: 'storage.type.function.definition.eqn.roff'},
            2: {name: 'entity.name.function.eqn.roff'},
            3: {name: 'punctuation.section.definition.begin.eqn.roff'}
          },
          end: '((?:(?!\\3).)*+)(\\3)|(?=\\.EN)',
          endCaptures: {
            1: {patterns: [{include: '#eqn'}]},
            2: {name: 'punctuation.section.definition.end.eqn.roff'}
          },
          patterns: [
            {
              captures: {
                1: {name: 'punctuation.section.bracket.curly.begin.eqn.roff'},
                2: {patterns: [{include: '#eqn'}, {include: '#main'}]},
                3: {name: 'punctuation.section.bracket.curly.end.eqn.roff'}
              },
              match: '(\\{)([^}]*)(\\})'
            },
            {include: '#eqn'},
            {include: '#main'}
          ]
        },
        {
          begin: '\\b(ifdef)\\s*(\\S+)\\s*(\\S)',
          beginCaptures: {
            1: {name: 'keyword.control.flow.if-defined.eqn.roff'},
            2: {name: 'entity.name.function.eqn.roff'},
            3: {name: 'punctuation.section.definition.begin.eqn.roff'}
          },
          end: '((?:(?!\\3).)*+)(\\3)|(?=\\.EN)',
          endCaptures: {
            1: {patterns: [{include: '#eqn'}]},
            2: {name: 'punctuation.section.definition.end.eqn.roff'}
          },
          patterns: [
            {
              captures: {
                1: {name: 'punctuation.section.bracket.curly.begin.eqn.roff'},
                2: {patterns: [{include: '#eqn'}, {include: '#main'}]},
                3: {name: 'punctuation.section.bracket.curly.end.eqn.roff'}
              },
              match: '(\\{)([^}]*)(\\})'
            },
            {include: '#eqn'},
            {include: '#main'}
          ]
        },
        {
          match:
            '(?x)\\b\n(above|back|bar|bold|ccol|col|cpile|delim|dot|dotdot|down|dyad|fat|font|from\n|fwd|gfont|gsize|hat|italic|lcol|left|lineup|lpile|mark|matrix|over|pile\n|rcol|right|roman|rpile|size|sqrt|sub|sup|tilde|to|under|up|vec)\\b',
          name: 'keyword.language.eqn.roff'
        },
        {
          match:
            '(?x)\\b\n(accent|big|chartype|smallover|type|vcenter|uaccent|split|nosplit\n|opprime|special|include|ifdef|undef|g[rb]font|space)\\b',
          name: 'keyword.language.eqn.gnu.roff'
        },
        {
          match:
            '(?x)\\b\n(Alpha|Beta|Chi|Delta|Epsilon|Eta|Gamma|Iota|Kappa|Lambda|Mu|Nu\n|Omega|Omicron|Phi|Pi|Psi|Rho|Sigma|Tau|Theta|Upsilon|Xi|Zeta\n|ldots|dollar)\\b',
          name: 'constant.language.eqn.gnu.roff'
        },
        {
          captures: {
            1: {name: 'storage.type.var.eqn.roff'},
            2: {name: 'variable.other.mathml.eqn.roff'}
          },
          match:
            '(?x)\\b(set)[ \\t]+\n(accent_width|axis_height|baseline_sep|big_op_spacing[1-5]|body_depth|body_height|column_sep\n|default_rule_thickness|delimiter_factor|delimiter_shortfall|denom[12]|draw_lines|fat_offset\n|matrix_side_sep|medium_space|minimum_size|nroff|null_delimiter_space|num[12]|over_hang\n|script_space|shift_down|su[bp]_drop|sub[12]|sup[1-3]|thick_space|thin_space|x_height)\\b',
          name: 'meta.set-variable.eqn.gnu.roff'
        },
        {
          match: '(?![\\d\\\\"])[^-,!.{}\\[\\]*/^+<=>~\\s"]+',
          name: 'string.unquoted.parameter.eqn.roff'
        },
        {
          captures: {
            1: {name: 'constant.language.boolean.logical.true.eqn.roff'},
            2: {name: 'constant.language.boolean.logical.false.eqn.roff'}
          },
          match: '(?<=delim)\\s*(?:(on)|(off))\\b'
        },
        {include: '#escapes'},
        {include: '#number'},
        {include: '#string'}
      ]
    },
    escapes: {
      patterns: [{include: '#escapes-copymode'}, {include: '#escapes-full'}]
    },
    'escapes-clipped': {
      patterns: [
        {
          begin: '\\\\E?f(?:[I2]|\\(CI|\\[\\s*(?:[I2]|CI)\\s*\\])',
          beginCaptures: {0: {patterns: [{include: '#escapes'}]}},
          end: '$|(?=\\\\E?f[\\[A-Za-z0-9])',
          patterns: [
            {include: '#escaped-newline'},
            {include: '$self'},
            {include: '#italic-word'}
          ]
        },
        {
          begin: '\\\\E?f(?:[B3]|\\(CB|\\[\\s*(?:[B3]|CB)\\s*\\])',
          beginCaptures: {0: {patterns: [{include: '#escapes'}]}},
          end: '$|(?=\\\\E?f[\\[A-Za-z0-9])',
          patterns: [
            {include: '#escaped-newline'},
            {include: '$self'},
            {include: '#bold-word'}
          ]
        },
        {
          begin: '\\\\E?f(?:4|\\(BI|\\[\\s*BI\\s*\\])',
          beginCaptures: {0: {patterns: [{include: '#escapes'}]}},
          end: '$|(?=\\\\E?f[\\[A-Za-z0-9])',
          patterns: [
            {include: '#escaped-newline'},
            {include: '$self'},
            {include: '#bold-italic-word'}
          ]
        },
        {
          begin: '\\\\E?f(?:\\(C[WR]|\\[\\s*C[WR]\\s*\\])',
          beginCaptures: {0: {patterns: [{include: '#escapes'}]}},
          end: '$|(?=\\\\E?f[\\[A-Za-z0-9])',
          patterns: [
            {include: '#escaped-newline'},
            {include: '$self'},
            {include: '#monospace-word'}
          ]
        }
      ]
    },
    'escapes-copymode': {
      patterns: [
        {
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            '(?:^|\\G)([.\'])[ \\t]*(?:(do)[ \\t]+)?(output)(?=\\s|\\\\E?["#])',
          beginCaptures: {
            1: {name: 'punctuation.definition.request.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'entity.function.name.roff'}
          },
          contentName: 'source.embedded.ditroff',
          end: '(.*)(?<!\\\\)(?=$)|(?=\\\\E?")|(?=^(?!\\G))',
          endCaptures: {
            0: {name: 'source.embedded.ditroff'},
            1: {patterns: [{include: 'source.ditroff'}]}
          },
          name: 'meta.function.request.transparent-output.gnu.roff',
          patterns: [
            {include: '#continuous-newline'},
            {include: 'source.ditroff'}
          ]
        },
        {
          begin: "(?:^|\\G)([.'])[ \\t]*(?:(do)[ \\t]+)?(pi|pso|sy)(?=\\s)",
          beginCaptures: {
            1: {name: 'punctuation.definition.request.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'entity.function.name.roff'}
          },
          end: '(?<!\\\\)(?=$)|(?=\\\\E?["#])',
          name: 'meta.function.request.external-command.$3.roff',
          patterns: [
            {include: '#escapes'},
            {
              captures: {
                0: {
                  patterns: [
                    {
                      begin: '\\G|^',
                      end: '$',
                      name: 'source.embedded.shell',
                      patterns: [
                        {include: '#escapes'},
                        {include: 'source.shell'}
                      ]
                    }
                  ]
                }
              },
              match: '(?:^|\\G).+?(?=\\\\*$|\\\\+E?(?:$|["#]))'
            }
          ]
        },
        {
          begin:
            "(?:^|\\G)([.'])[ \\t]*(?:(do)[ \\t]+)?(break|continue|return)(?=\\s)",
          beginCaptures: {
            0: {name: 'meta.function.request.control.gnu.roff'},
            1: {name: 'punctuation.definition.request.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'keyword.control.roff'}
          },
          end: '(?<!\\\\)(?=$)|(?=\\\\E?")',
          patterns: [{include: '#param-group'}]
        },
        {
          begin:
            '(?:^|\\G)([.\'])[ \\t]*(?:(do)[ \\t]+)?(ab|tm)(?=\\s|\\\\E?["#])',
          beginCaptures: {
            1: {name: 'punctuation.definition.request.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'entity.function.name.roff'}
          },
          contentName: 'string.unquoted.roff',
          end: '(?<!\\\\)(?=(?!R)\\R|$)|(?=\\\\E?")',
          name: 'meta.function.request.$3.roff',
          patterns: [{include: '#escapes-copymode'}]
        },
        {
          begin:
            '(?x) (?:^|\\G)([.\'])[ \\t]* (?:(do)[ \\t]+)?\n(ab|ad|af|bd|bp|br|c2|cc|ce|cf|ch|cs|da|di|dt|ec|em|eo|ev\n|ex|fc|fi|fl|fp|ft|hc|hw|hy|in|it|lc|lg|lf|ll|ls|lt|mc|mk\n|na|ne|nf|nh|nm|nn|ns|nx|os|pc|pi|pl|pm|pn|po|ps|rd|rm|rn\n|rr|rs|rt|so|sp|ss|sv|sy|ta|tc|ti|tm|tr|uf|vs|wh)\n(?=\\s|\\d+\\s*$|\\\\E?["#])',
          beginCaptures: {
            1: {name: 'punctuation.definition.request.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'entity.function.name.roff'}
          },
          end: '(?<!\\\\)(?=(?!R)\\R|$)|(?=\\\\E?")',
          name: 'meta.function.request.$3.roff',
          patterns: [{include: '#param-group'}]
        },
        {
          begin:
            "(?:^|\\G)([.'])[ \\t]*(?:(do)[ \\t]+)?((el|ie|if|while)|(nop))(?=$|[\\s\\(\"'\\\\!\\x02-\\a\\x7F])",
          beginCaptures: {
            1: {name: 'punctuation.definition.request.roff'},
            2: {name: 'entity.function.name.roff'},
            4: {name: 'keyword.control.flow.roff'},
            5: {name: 'entity.function.name.gnu.roff'}
          },
          end: '(?<!\\\\)$',
          name: 'meta.function.request.$3.roff',
          patterns: [
            {
              begin: '(?<=ie|if|while)\\G[ \\t]*(?>(!)[ \\t]*)?',
              beginCaptures: {1: {name: 'keyword.operator.logical.not.roff'}},
              end: '(?!\\G)',
              name: 'meta.condition.roff',
              patterns: [
                {
                  match: '\\G([notevh])',
                  name: 'constant.language.builtin-comparison.$1.roff'
                },
                {
                  captures: {
                    1: {
                      name: 'constant.language.builtin-comparison.$1.gnu.roff'
                    },
                    2: {
                      name: 'entity.name.roff',
                      patterns: [{include: '#escapes'}]
                    }
                  },
                  match:
                    '\\G([cdFmrS])[ \\t]*((?:[^ \\t\\\\]|\\\\(?!E?["#]).)+)'
                },
                {
                  begin: '\\G(?=\\|?[\\(\\d\\\\])',
                  end: "(?<=\\))[CDMPTcimnpstuvz]?(?!\\s*[-+*&:^?=/|\\d<>\\(\\)])|(?=[.']|\\\\{)|(?<!\\\\)$",
                  endCaptures: {0: {patterns: [{include: '#units'}]}},
                  name: 'meta.equation.roff',
                  patterns: [{include: '#arithmetic'}]
                },
                {
                  begin: '\\G(?=([^\\d\\s\\\\]).*?\\1.*?\\1)',
                  end: '(?!\\G)',
                  name: 'meta.string-comparison.roff',
                  patterns: [{include: '#2-part-string'}]
                },
                {
                  captures: {0: {patterns: [{include: '#continuous-newline'}]}},
                  match: '\\\\+(?=$)'
                },
                {include: '#escapes'}
              ]
            },
            {
              begin: "(?=[.'])",
              end: '(?!\\G)',
              patterns: [
                {
                  captures: {1: {patterns: [{include: '#requests'}]}},
                  match:
                    "\\G([.'][ \\t]*(?:do[ \\t]+)?(?:ig|ul|(?:de|am)i?1?)(?=$|\\s).*)"
                },
                {
                  captures: {0: {patterns: [{include: '#continuous-newline'}]}},
                  match: '\\\\+$'
                },
                {include: '#requests'},
                {include: '#macros'},
                {include: '$self'}
              ]
            },
            {
              captures: {0: {patterns: [{include: '#continuous-newline'}]}},
              match: '\\\\+$'
            },
            {include: '$self'}
          ]
        },
        {include: '#definition'},
        {include: '#ignore'},
        {include: '#underlines'},
        {
          begin:
            "(?:^|\\G)([.'])[ \\t]*(?:(do)[ \\t]+)?(nr)[ \\t]*(\\S*)[ \\t]*(.*)$",
          beginCaptures: {
            1: {name: 'punctuation.definition.request.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'storage.type.var.roff'},
            4: {
              patterns: [
                {
                  match: '%|ct|dl|dn|dw|dy|ln|mo|nl|sb|st|yr|c\\.',
                  name: 'support.variable.predefined.register.roff'
                },
                {
                  match: '\\$\\$|\\.[$AFHLRTVa-dfh-lnops-z]\\b',
                  name: 'invalid.illegal.readonly.register.roff'
                },
                {
                  match: '\\.(?:cp|nm|[CgmMOPUxyY])\\b',
                  name: 'invalid.illegal.readonly.register.gnu.roff'
                },
                {
                  captures: {0: {patterns: [{include: '#escapes'}]}},
                  match: '.+',
                  name: 'entity.name.register.roff'
                }
              ]
            },
            5: {patterns: [{include: '#arithmetic'}, {include: '#param-group'}]}
          },
          end: '(?<!\\\\)$',
          name: 'meta.function.request.$3.roff'
        },
        {
          begin:
            '(?:^|\\G)([.\'])[ \\t]*(?:(do)[ \\t]+)?([ad]s1?)[ \\t]+(((?:[^\\s\\\\]|\\\\(?!E?").)+))?',
          beginCaptures: {
            1: {name: 'punctuation.definition.request.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'storage.type.var.roff'},
            4: {name: 'variable.parameter.roff', patterns: [{include: '#c0'}]},
            5: {name: 'entity.name.roff', patterns: [{include: '#escapes'}]}
          },
          contentName: 'string.unquoted.roff',
          end: '(?<!\\\\)$',
          name: 'meta.function.request.$3.roff',
          patterns: [{include: '#escapes-clipped'}, {include: '#escapes'}]
        },
        {
          begin: "(?:^|\\G)([.'])[ \\t]*(?:(do)[ \\t]+)?(tl)(?=\\s)",
          beginCaptures: {
            1: {name: 'punctuation.definition.request.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'entity.function.name.roff'}
          },
          contentName: 'function-call.arguments.roff',
          end: '(?<!\\\\)$|(?=\\\\E?")',
          name: 'meta.function.request.$3.roff',
          patterns: [{include: '#3-part-title'}, {include: '#params'}]
        }
      ]
    },
    string: {
      patterns: [
        {
          captures: {
            1: {name: 'punctuation.definition.string.begin.roff'},
            2: {name: 'punctuation.definition.string.end.roff'}
          },
          match: '(?<=(?<=[^\\\\]|\\G|^)\\s|\\G|^)(")(")(?=\\s|$)',
          name: 'string.quoted.double.empty.roff'
        },
        {
          begin: '(?<=(?<=[^\\\\]|\\G|^)\\s|\\G|^)"(?!")',
          beginCaptures: {
            0: {name: 'punctuation.definition.string.begin.roff'}
          },
          end: '(?<!")"(?!")|(?<!\\\\)$|(?=\\\\E?")',
          endCaptures: {0: {name: 'punctuation.definition.string.end.roff'}},
          name: 'string.quoted.double.roff',
          patterns: [{include: '#string-escapes'}]
        },
        {include: '#c0'}
      ]
    },
    'string-escapes': {
      patterns: [
        {match: '""', name: 'constant.character.escape.quote.double.roff'},
        {include: '#escapes-clipped'},
        {include: '#escapes'}
      ]
    },
    tbl: {
      patterns: [
        {
          begin: '\\G|^((\\.)T&)[ \\t]*$',
          beginCaptures: {
            1: {name: 'entity.function.name.roff'},
            2: {name: 'punctuation.definition.macro.roff'}
          },
          end: "(\\.)$(?!R)\\R?|^(?=[.'][ \\t]*TE(?=\\s))",
          endCaptures: {
            1: {patterns: [{include: '#params'}]},
            2: {name: 'punctuation.terminator.section.tbl.roff'}
          },
          name: 'meta.function-call.arguments.tbl.roff',
          patterns: [
            {
              begin: '(?:^|\\G)(?=\\.)',
              end: '^(?=[.\'][ \\t]*TE(?=\\s|\\\\E?["#]))',
              patterns: [{include: '$self'}]
            },
            {
              captures: {
                1: {
                  patterns: [
                    {match: ',', name: 'punctuation.separator.comma.tbl.roff'},
                    {
                      match:
                        '\\b(center|centre|expand|box|allbox|doublebox)\\b',
                      name: 'constant.language.$1.tbl.roff'
                    },
                    {
                      captures: {
                        1: {name: 'constant.language.$2.tbl.roff'},
                        3: {
                          name: 'punctuation.definition.arguments.begin.tbl.roff'
                        },
                        4: {patterns: [{include: '#params'}]},
                        5: {
                          name: 'punctuation.definition.arguments.end.tbl.roff'
                        }
                      },
                      match: '\\b((tab|linesize|delim)(\\()([^\\)\\s]*)(\\)))'
                    }
                  ]
                },
                2: {name: 'punctuation.terminator.line.tbl.roff'}
              },
              match: '(?:^|\\G)(.+)(;)$'
            },
            {
              match: '[ABCEFILNPRSTUVWZabcefilnprstuvwz^]',
              name: 'constant.language.key-letter.tbl.roff'
            },
            {match: '[|_=]', name: 'punctuation.keyword.tbl.roff'},
            {match: '[-+]?\\d+', name: 'constant.numeric.tbl.roff'},
            {
              match: '\\.',
              name: 'punctuation.delimiter.period.full-stop.tbl.roff'
            },
            {match: ',', name: 'punctuation.separator.comma.tbl.roff'},
            {include: '#params'}
          ]
        },
        {
          match: '(?:^|\\G)\\s*([=_]|\\\\_)\\s*$',
          name: 'punctuation.keyword.tbl.roff'
        },
        {
          captures: {
            1: {name: 'keyword.operator.tbl.roff'},
            2: {name: 'punctuation.definition.escape.roff'},
            3: {name: 'string.unquoted.tbl.roff'}
          },
          match: '(?<!\\\\)((\\\\)R)(.)',
          name: 'constant.character.escape.repeat.tbl.roff'
        },
        {
          captures: {
            0: {name: 'keyword.operator.tbl.roff'},
            1: {name: 'punctuation.definition.escape.roff'}
          },
          match: '(\\\\)\\^',
          name: 'constant.character.escape.vertical-span.tbl.roff'
        },
        {
          begin: 'T(\\{)',
          beginCaptures: {
            0: {name: 'keyword.operator.section.begin.tbl.roff'},
            1: {name: 'punctuation.embedded.tbl.roff'}
          },
          contentName: 'string.unquoted.tbl.roff',
          end: "^T(\\})|^(?=[.'][ \\t]*TE\\b)",
          endCaptures: {
            0: {name: 'keyword.operator.section.end.tbl.roff'},
            1: {name: 'punctuation.embedded.tbl.roff'}
          },
          name: 'meta.multiline-cell.tbl.roff',
          patterns: [{include: '$self'}]
        },
        {include: '$self'}
      ]
    },
    'underline-first': {
      patterns: [
        {
          begin: '\\G[ \\t]*(?!")(?=(?:[^\\s\\\\]|\\\\(?!E?").)+)',
          contentName: 'markup.underline.roff',
          end: '(?<![^\\\\]\\\\|^\\\\)(?=\\s|$)|(?=\\\\E?")',
          name: 'string.other.link.roff',
          patterns: [{include: '#escapes'}]
        },
        {
          beginCaptures: {
            0: {name: 'punctuation.definition.string.begin.roff'}
          },
          endCaptures: {0: {name: 'punctuation.definition.string.end.roff'}},
          match: '(")(")',
          name: 'string.quoted.double.empty.roff'
        },
        {
          begin: '\\G[ \\t]*(")',
          beginCaptures: {
            1: {name: 'punctuation.definition.string.begin.roff'}
          },
          contentName: 'markup.underline.roff',
          end: '((?:"")*)"(?!")|(?<!\\\\)$|(?=\\\\E?")',
          endCaptures: {
            0: {name: 'punctuation.definition.string.end.roff'},
            1: {
              name: 'markup.underline.roff',
              patterns: [{include: '#string-escapes'}]
            }
          },
          name: 'string.other.link.roff',
          patterns: [{include: '#string-escapes'}]
        },
        {include: '#escapes'},
        {include: '#string'}
      ]
    },
    underlines: {
      patterns: [
        {
          captures: {
            1: {name: 'punctuation.definition.function.request.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'entity.function.name.roff'},
            4: {name: 'constant.numeric.roff'},
            5: {patterns: [{include: '#params'}]}
          },
          match:
            '(?:^|\\G)([.\'])[ \\t]*(?:(do)[ \\t]+)?(ul|cu)\\s*(0+)(?:(?!\\\\E?")\\D)*(?=\\s|$)(.*)$',
          name: 'meta.function.request.$3.roff'
        },
        {
          begin:
            "(?:^|\\G)([.'])[ \\t]*(?:(do)[ \\t]+)?(ul|cu)(?=\\s|$|\\\\)(.*?)$(?!R)\\R?",
          beginCaptures: {
            0: {name: 'meta.function.request.$3.roff'},
            1: {name: 'punctuation.definition.function.request.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'entity.function.name.roff'},
            4: {patterns: [{include: '#params'}]}
          },
          end: '(?!\\G)(?<!\\\\)$',
          patterns: [
            {
              begin: "(?:^|\\G)(?=[.']|\\\\E?!)(.*)$(?!R)\\R?",
              beginCaptures: {1: {patterns: [{include: '$self'}]}},
              end: '(?!\\G)^'
            },
            {
              begin: "(?:^|\\G)(?![.'])",
              contentName: 'markup.underline.roff',
              end: '(?!\\G)(?<!\\\\)$',
              name: 'string.other.link.roff'
            }
          ]
        }
      ]
    },
    units: {
      patterns: [
        {match: '[Pcimnpuv]', name: 'keyword.other.unit.roff'},
        {match: 'z', name: 'keyword.other.unit.gnu.roff'},
        {match: '[CDMTst]', name: 'keyword.other.unit.heirloom.roff'}
      ]
    },
    www: {
      patterns: [
        {
          begin:
            "(?x) (?:^|\\G)([.'])[ \\t]*\n(ALN|BCL|BGIMG|DC|DLE|DLS|HEAD|HR|HTM?L|HX|JOBNAME\n|LI|LINKSTYLE|LK|LNE|LNS|MPIMG|NHR|P?IMG|TAG)(?=\\s)",
          beginCaptures: {
            1: {name: 'punctuation.definition.macro.roff'},
            2: {name: 'entity.function.name.roff'}
          },
          end: '(?<!\\\\)$|(?=\\\\E?")',
          name: 'meta.function.${2:/downcase}.www.macro.roff',
          patterns: [{include: '#params'}]
        },
        {
          begin: "(?:^|\\G)([.'])[ \\t]*(URL|FTP|MTO)(?=\\s)",
          beginCaptures: {
            1: {name: 'punctuation.definition.macro.roff'},
            2: {name: 'entity.function.name.roff'}
          },
          end: '(?<!\\\\)(?=$)|(?=\\\\E?")',
          name: 'meta.function.${2:/downcase}.www.macro.roff',
          patterns: [{include: '#underline-first'}]
        },
        {
          begin:
            '(?:^|\\G)([.\'])[ \\t]*(CDS)(?=\\s|\\\\E?["#])\\s*(\\\\E?[#"].*)?$',
          beginCaptures: {
            1: {name: 'punctuation.definition.macro.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {patterns: [{include: '#escapes'}]}
          },
          contentName: 'markup.raw.roff',
          end: '^([.\'])[ \\t]*(CDE)(?=\\s|\\\\E?["#])',
          endCaptures: {
            1: {name: 'punctuation.definition.macro.roff'},
            2: {name: 'entity.function.name.roff'}
          },
          name: 'meta.function.${2:/downcase}.www.macro.roff',
          patterns: [{include: '$self'}]
        },
        {
          begin:
            '(?:^|\\G)([.\'])[ \\t]*(HnS)(?=\\s)(?:\\s*(\\d+))?(?:\\s*(\\\\E?[#"].*)$)?',
          beginCaptures: {
            0: {name: 'meta.function.${2:/downcase}.macro.roff'},
            1: {name: 'punctuation.definition.macro.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {name: 'constant.numeric.roff'},
            4: {patterns: [{include: '#escapes'}]}
          },
          contentName: 'string.unquoted.heading.roff',
          end: "^([.'])[ \\t]*(HnE)(?=\\s)(.*)$",
          endCaptures: {
            1: {name: 'punctuation.definition.macro.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {patterns: [{include: '#escapes'}]}
          },
          name: 'markup.heading.$3.www.macro.roff',
          patterns: [{include: '$self'}]
        },
        {
          begin: '(?:^|\\G)([.\'])[ \\t]*(OLS)(?=\\s)\\s*(\\\\E?[#"].*)?$',
          beginCaptures: {
            1: {name: 'punctuation.definition.macro.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {patterns: [{include: '#escapes'}]}
          },
          contentName: 'markup.list.ordered.roff',
          end: "^([.'])[ \\t]*(OLE)(?=\\s)",
          endCaptures: {
            1: {name: 'punctuation.definition.macro.roff'},
            2: {name: 'entity.function.name.roff'}
          },
          name: 'meta.function.${2:/downcase}.www.macro.roff',
          patterns: [{include: '$self'}]
        },
        {
          begin: '(?:^|\\G)([.\'])[ \\t]*(ULS)(?=\\s)\\s*(\\\\E?[#"].*)?$',
          beginCaptures: {
            1: {name: 'punctuation.definition.macro.roff'},
            2: {name: 'entity.function.name.roff'},
            3: {patterns: [{include: '#escapes'}]}
          },
          contentName: 'markup.list.ordered.roff',
          end: "^([.'])[ \\t]*(ULE)(?=\\s)",
          endCaptures: {
            1: {name: 'punctuation.definition.macro.roff'},
            2: {name: 'entity.function.name.roff'}
          },
          name: 'meta.function.${2:/downcase}.www.macro.roff',
          patterns: [{include: '$self'}]
        }
      ]
    }
  },
  scopeName: 'text.roff'
}

export default grammar