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// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: https://codemirror.net/LICENSE
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(function(mod) {
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  if (typeof exports == "object" && typeof module == "object")
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    mod(require("../../lib/codemirror"));
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  else if (typeof define == "function" && define.amd)
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    define(["../../lib/codemirror"], mod);
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  else
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    mod(CodeMirror);
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})(function(CodeMirror) {
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"use strict";
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CodeMirror.defineMode('troff', function() {
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  var words = {};
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  function tokenBase(stream) {
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    if (stream.eatSpace()) return null;
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    var sol = stream.sol();
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    var ch = stream.next();
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    if (ch === '\\') {
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      if (stream.match('fB') || stream.match('fR') || stream.match('fI') ||
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          stream.match('u')  || stream.match('d')  ||
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          stream.match('%')  || stream.match('&')) {
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        return 'string';
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      }
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      if (stream.match('m[')) {
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        stream.skipTo(']');
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        stream.next();
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        return 'string';
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      }
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      if (stream.match('s+') || stream.match('s-')) {
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        stream.eatWhile(/[\d-]/);
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        return 'string';
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      }
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      if (stream.match('\(') || stream.match('*\(')) {
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        stream.eatWhile(/[\w-]/);
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        return 'string';
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      }
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      return 'string';
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    }
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    if (sol && (ch === '.' || ch === '\'')) {
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      if (stream.eat('\\') && stream.eat('\"')) {
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        stream.skipToEnd();
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        return 'comment';
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      }
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    }
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    if (sol && ch === '.') {
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      if (stream.match('B ') || stream.match('I ') || stream.match('R ')) {
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        return 'attribute';
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      }
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      if (stream.match('TH ') || stream.match('SH ') || stream.match('SS ') || stream.match('HP ')) {
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        stream.skipToEnd();
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        return 'quote';
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      }
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      if ((stream.match(/[A-Z]/) && stream.match(/[A-Z]/)) || (stream.match(/[a-z]/) && stream.match(/[a-z]/))) {
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        return 'attribute';
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      }
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    }
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    stream.eatWhile(/[\w-]/);
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    var cur = stream.current();
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    return words.hasOwnProperty(cur) ? words[cur] : null;
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  }
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  function tokenize(stream, state) {
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    return (state.tokens[0] || tokenBase) (stream, state);
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  };
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  return {
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    startState: function() {return {tokens:[]};},
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    token: function(stream, state) {
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      return tokenize(stream, state);
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    }
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  };
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});
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CodeMirror.defineMIME('text/troff', 'troff');
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CodeMirror.defineMIME('text/x-troff', 'troff');
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CodeMirror.defineMIME('application/x-troff', 'troff');
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});
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