CodeMirror.defineMode('shell', function (){ 
var words = { 
}
; 
function define(style, string){ 
var split = string.split(' '); 
for (var i = 0; 
i < _AN_Read_length('length', split); i++ ){ 
words[split[i]] = style; 
} 
} 
; 
define('atom', 'true false'); 
define('keyword', 'if then do else elif while until for in esac fi fin ' + 'fil done exit set unset export function'); 
define('builtin', 'ab awk bash beep cat cc cd chown chmod chroot clear cp ' + 'curl cut diff echo find gawk gcc get git grep kill killall ln ls make ' + 'mkdir openssl mv nc node npm ping ps restart rm rmdir sed service sh ' + 'shopt shred source sort sleep ssh start stop su sudo tee telnet top ' + 'touch vi vim wall wc wget who write yes zsh'); 
function tokenBase(stream, state){ 
var sol = stream.sol(); 
var ch = stream.next(); 
if (ch === '\'' || ch === '"' || ch === '`') { 
state.tokens.unshift(tokenString(ch)); 
return tokenize(stream, state); 
} 
if (ch === '#') { 
if (sol && stream.eat('!')) { 
stream.skipToEnd(); 
return 'meta'; 
} 
stream.skipToEnd(); 
return 'comment'; 
} 
if (ch === '$') { 
state.tokens.unshift(tokenDollar); 
return tokenize(stream, state); 
} 
if (ch === '+' || ch === '=') { 
return 'operator'; 
} 
if (ch === '-') { 
stream.eat('-'); 
stream.eatWhile(/\w/); 
return 'attribute'; 
} 
if (/\d/.test(ch)) { 
stream.eatWhile(/\d/); 
if (!/\w/.test(stream.peek())) { 
return 'number'; 
} 
} 
stream.eatWhile(/[\w-]/); 
var cur = stream.current(); 
if (stream.peek() === '=' && /\w+/.test(cur)) return 'def'; 
return words.hasOwnProperty(cur)? words[cur]: null ; 
} 
function tokenString(quote){ 
return function (stream, state){ 
var next, end = false , escaped = false ; 
while ((next = stream.next()) != null ){ 
if (next === quote && !escaped) { 
end = true ; 
break ; 
} 
if (next === '$' && !escaped && quote !== '\'') { 
escaped = true ; 
stream.backUp(1); 
state.tokens.unshift(tokenDollar); 
break ; 
} 
escaped = !escaped && next === '\\'; 
} 
if (end || !escaped) { 
state.tokens.shift(); 
} 
return (quote === '`' || quote === ')'? 'quote': 'string'); 
} 
; 
} 
; 
var tokenDollar = function (stream, state){ 
if (_AN_Read_length('length', state.tokens) > 1) stream.eat('$'); 
var ch = stream.next(), hungry = /\w/; 
if (ch === '{') hungry = /[^}]/; 
if (ch === '(') { 
state.tokens[0] = tokenString(')'); 
return tokenize(stream, state); 
} 
if (!/\d/.test(ch)) { 
stream.eatWhile(hungry); 
stream.eat('}'); 
} 
state.tokens.shift(); 
return 'def'; 
} 
; 
function tokenize(stream, state){ 
return (state.tokens[0] || tokenBase)(stream, state); 
} 
; 
return { 
startState: function (){ 
return { 
tokens: [] }
; 
} 
,
token: function (stream, state){ 
if (stream.eatSpace()) return null ; 
return tokenize(stream, state); 
} 
}
; 
} 
); 
CodeMirror.defineMIME('text/x-sh', 'shell');