1// CodeMirror, copyright (c) by Marijn Haverbeke and others
 2// Distributed under an MIT license: https://codemirror.net/LICENSE
 3
 4(function(mod) {
 5  if (typeof exports == "object" && typeof module == "object")
 6    mod(require("../../lib/codemirror"));
 7  else if (typeof define == "function" && define.amd)
 8    define(["../../lib/codemirror"], mod);
 9  else
10    mod(CodeMirror);
11})(function(CodeMirror) {
12"use strict";
13
14CodeMirror.defineMode('troff', function() {
15
16  var words = {};
17
18  function tokenBase(stream) {
19    if (stream.eatSpace()) return null;
20
21    var sol = stream.sol();
22    var ch = stream.next();
23
24    if (ch === '\\') {
25      if (stream.match('fB') || stream.match('fR') || stream.match('fI') ||
26          stream.match('u')  || stream.match('d')  ||
27          stream.match('%')  || stream.match('&')) {
28        return 'string';
29      }
30      if (stream.match('m[')) {
31        stream.skipTo(']');
32        stream.next();
33        return 'string';
34      }
35      if (stream.match('s+') || stream.match('s-')) {
36        stream.eatWhile(/[\d-]/);
37        return 'string';
38      }
39      if (stream.match('\(') || stream.match('*\(')) {
40        stream.eatWhile(/[\w-]/);
41        return 'string';
42      }
43      return 'string';
44    }
45    if (sol && (ch === '.' || ch === '\'')) {
46      if (stream.eat('\\') && stream.eat('\"')) {
47        stream.skipToEnd();
48        return 'comment';
49      }
50    }
51    if (sol && ch === '.') {
52      if (stream.match('B ') || stream.match('I ') || stream.match('R ')) {
53        return 'attribute';
54      }
55      if (stream.match('TH ') || stream.match('SH ') || stream.match('SS ') || stream.match('HP ')) {
56        stream.skipToEnd();
57        return 'quote';
58      }
59      if ((stream.match(/[A-Z]/) && stream.match(/[A-Z]/)) || (stream.match(/[a-z]/) && stream.match(/[a-z]/))) {
60        return 'attribute';
61      }
62    }
63    stream.eatWhile(/[\w-]/);
64    var cur = stream.current();
65    return words.hasOwnProperty(cur) ? words[cur] : null;
66  }
67
68  function tokenize(stream, state) {
69    return (state.tokens[0] || tokenBase) (stream, state);
70  };
71
72  return {
73    startState: function() {return {tokens:[]};},
74    token: function(stream, state) {
75      return tokenize(stream, state);
76    }
77  };
78});
79
80CodeMirror.defineMIME('text/troff', 'troff');
81CodeMirror.defineMIME('text/x-troff', 'troff');
82CodeMirror.defineMIME('application/x-troff', 'troff');
83
84});