yaml.js
117 lines
| 3.6 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("yaml", function() { | ||||
var cons = ['true', 'false', 'on', 'off', 'yes', 'no']; | ||||
var keywordRegex = new RegExp("\\b(("+cons.join(")|(")+"))$", 'i'); | ||||
return { | ||||
token: function(stream, state) { | ||||
var ch = stream.peek(); | ||||
var esc = state.escaped; | ||||
state.escaped = false; | ||||
/* comments */ | ||||
if (ch == "#" && (stream.pos == 0 || /\s/.test(stream.string.charAt(stream.pos - 1)))) { | ||||
stream.skipToEnd(); | ||||
return "comment"; | ||||
} | ||||
if (stream.match(/^('([^']|\\.)*'?|"([^"]|\\.)*"?)/)) | ||||
return "string"; | ||||
if (state.literal && stream.indentation() > state.keyCol) { | ||||
stream.skipToEnd(); return "string"; | ||||
} else if (state.literal) { state.literal = false; } | ||||
if (stream.sol()) { | ||||
state.keyCol = 0; | ||||
state.pair = false; | ||||
state.pairStart = false; | ||||
/* document start */ | ||||
if(stream.match(/---/)) { return "def"; } | ||||
/* document end */ | ||||
if (stream.match(/\.\.\./)) { return "def"; } | ||||
/* array list item */ | ||||
if (stream.match(/\s*-\s+/)) { return 'meta'; } | ||||
} | ||||
/* inline pairs/lists */ | ||||
if (stream.match(/^(\{|\}|\[|\])/)) { | ||||
if (ch == '{') | ||||
state.inlinePairs++; | ||||
else if (ch == '}') | ||||
state.inlinePairs--; | ||||
else if (ch == '[') | ||||
state.inlineList++; | ||||
else | ||||
state.inlineList--; | ||||
return 'meta'; | ||||
} | ||||
/* list seperator */ | ||||
if (state.inlineList > 0 && !esc && ch == ',') { | ||||
stream.next(); | ||||
return 'meta'; | ||||
} | ||||
/* pairs seperator */ | ||||
if (state.inlinePairs > 0 && !esc && ch == ',') { | ||||
state.keyCol = 0; | ||||
state.pair = false; | ||||
state.pairStart = false; | ||||
stream.next(); | ||||
return 'meta'; | ||||
} | ||||
/* start of value of a pair */ | ||||
if (state.pairStart) { | ||||
/* block literals */ | ||||
if (stream.match(/^\s*(\||\>)\s*/)) { state.literal = true; return 'meta'; }; | ||||
/* references */ | ||||
if (stream.match(/^\s*(\&|\*)[a-z0-9\._-]+\b/i)) { return 'variable-2'; } | ||||
/* numbers */ | ||||
if (state.inlinePairs == 0 && stream.match(/^\s*-?[0-9\.\,]+\s?$/)) { return 'number'; } | ||||
if (state.inlinePairs > 0 && stream.match(/^\s*-?[0-9\.\,]+\s?(?=(,|}))/)) { return 'number'; } | ||||
/* keywords */ | ||||
if (stream.match(keywordRegex)) { return 'keyword'; } | ||||
} | ||||
/* pairs (associative arrays) -> key */ | ||||
if (!state.pair && stream.match(/^\s*(?:[,\[\]{}&*!|>'"%@`][^\s'":]|[^,\[\]{}#&*!|>'"%@`])[^#]*?(?=\s*:($|\s))/)) { | ||||
state.pair = true; | ||||
state.keyCol = stream.indentation(); | ||||
return "atom"; | ||||
} | ||||
if (state.pair && stream.match(/^:\s*/)) { state.pairStart = true; return 'meta'; } | ||||
/* nothing found, continue */ | ||||
state.pairStart = false; | ||||
state.escaped = (ch == '\\'); | ||||
stream.next(); | ||||
return null; | ||||
}, | ||||
startState: function() { | ||||
return { | ||||
pair: false, | ||||
pairStart: false, | ||||
keyCol: 0, | ||||
inlinePairs: 0, | ||||
inlineList: 0, | ||||
literal: false, | ||||
escaped: false | ||||
}; | ||||
} | ||||
}; | ||||
}); | ||||
CodeMirror.defineMIME("text/x-yaml", "yaml"); | ||||
}); | ||||