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shell.js
139 lines
| 3.7 KiB
| application/javascript
|
JavascriptLexer
r1 | // CodeMirror, copyright (c) by Marijn Haverbeke and others | |||
// Distributed under an MIT license: http://codemirror.net/LICENSE | ||||
(function(mod) { | ||||
if (typeof exports == "object" && typeof module == "object") // CommonJS | ||||
mod(require("../../lib/codemirror")); | ||||
else if (typeof define == "function" && define.amd) // AMD | ||||
define(["../../lib/codemirror"], mod); | ||||
else // Plain browser env | ||||
mod(CodeMirror); | ||||
})(function(CodeMirror) { | ||||
"use strict"; | ||||
CodeMirror.defineMode('shell', function() { | ||||
var words = {}; | ||||
function define(style, string) { | ||||
var split = string.split(' '); | ||||
for(var i = 0; i < split.length; i++) { | ||||
words[split[i]] = style; | ||||
} | ||||
}; | ||||
// Atoms | ||||
define('atom', 'true false'); | ||||
// Keywords | ||||
define('keyword', 'if then do else elif while until for in esac fi fin ' + | ||||
'fil done exit set unset export function'); | ||||
// Commands | ||||
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) { | ||||
if (stream.eatSpace()) return null; | ||||
var sol = stream.sol(); | ||||
var ch = stream.next(); | ||||
if (ch === '\\') { | ||||
stream.next(); | ||||
return null; | ||||
} | ||||
if (ch === '\'' || ch === '"' || ch === '`') { | ||||
state.tokens.unshift(tokenString(ch)); | ||||
return tokenize(stream, state); | ||||
} | ||||
if (ch === '#') { | ||||
if (sol && stream.eat('!')) { | ||||
stream.skipToEnd(); | ||||
return 'meta'; // 'comment'? | ||||
} | ||||
stream.skipToEnd(); | ||||
return 'comment'; | ||||
} | ||||
if (ch === '$') { | ||||
state.tokens.unshift(tokenDollar); | ||||
return tokenize(stream, state); | ||||
} | ||||
if (ch === '+' || ch === '=') { | ||||
return 'operator'; | ||||
} | ||||
if (ch === '-') { | ||||
stream.eat('-'); | ||||
stream.eatWhile(/\w/); | ||||
return 'attribute'; | ||||
} | ||||
if (/\d/.test(ch)) { | ||||
stream.eatWhile(/\d/); | ||||
if(stream.eol() || !/\w/.test(stream.peek())) { | ||||
return 'number'; | ||||
} | ||||
} | ||||
stream.eatWhile(/[\w-]/); | ||||
var cur = stream.current(); | ||||
if (stream.peek() === '=' && /\w+/.test(cur)) return 'def'; | ||||
return words.hasOwnProperty(cur) ? words[cur] : null; | ||||
} | ||||
function tokenString(quote) { | ||||
return function(stream, state) { | ||||
var next, end = false, escaped = false; | ||||
while ((next = stream.next()) != null) { | ||||
if (next === quote && !escaped) { | ||||
end = true; | ||||
break; | ||||
} | ||||
if (next === '$' && !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 (state.tokens.length > 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) { | ||||
return tokenize(stream, state); | ||||
}, | ||||
lineComment: '#', | ||||
fold: "brace" | ||||
}; | ||||
}); | ||||
CodeMirror.defineMIME('text/x-sh', 'shell'); | ||||
}); | ||||