ace/lib/ace/mode/xquery.js
2012-04-02 10:01:52 +02:00

119 lines
3.6 KiB
JavaScript

/*
* eXide - web-based XQuery IDE
*
* Copyright (C) 2011 Wolfgang Meier
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
define(function(require, exports, module) {
"use strict";
var WorkerClient = require("../worker/worker_client").WorkerClient;
var oop = require("../lib/oop");
var TextMode = require("./text").Mode;
var Tokenizer = require("../tokenizer").Tokenizer;
var XQueryHighlightRules = require("./xquery_highlight_rules").XQueryHighlightRules;
var XQueryBehaviour = require("./behaviour/xquery").XQueryBehaviour;
var Range = require("../range").Range;
var Mode = function(parent) {
this.$tokenizer = new Tokenizer(new XQueryHighlightRules().getRules());
this.$behaviour = new XQueryBehaviour(parent);
};
oop.inherits(Mode, TextMode);
(function() {
this.getNextLineIndent = function(state, line, tab) {
var indent = this.$getIndent(line);
var match = line.match(/\s*(?:then|else|return|[{\(]|<\w+>)\s*$/);
if (match)
indent += tab;
return indent;
};
this.checkOutdent = function(state, line, input) {
if (! /^\s+$/.test(line))
return false;
return /^\s*[\}\)]/.test(input);
};
this.autoOutdent = function(state, doc, row) {
var line = doc.getLine(row);
var match = line.match(/^(\s*[\}\)])/);
if (!match) return 0;
var column = match[1].length;
var openBracePos = doc.findMatchingBracket({row: row, column: column});
if (!openBracePos || openBracePos.row == row) return 0;
var indent = this.$getIndent(doc.getLine(openBracePos.row));
doc.replace(new Range(row, 0, row, column-1), indent);
};
this.$getIndent = function(line) {
var match = line.match(/^(\s+)/);
if (match) {
return match[1];
}
return "";
};
this.toggleCommentLines = function(state, doc, startRow, endRow) {
var i, line;
var outdent = true;
var re = /^\s*\(:(.*):\)/;
for (i=startRow; i<= endRow; i++) {
if (!re.test(doc.getLine(i))) {
outdent = false;
break;
}
}
var range = new Range(0, 0, 0, 0);
for (i=startRow; i<= endRow; i++) {
line = doc.getLine(i);
range.start.row = i;
range.end.row = i;
range.end.column = line.length;
doc.replace(range, outdent ? line.match(re)[1] : "(:" + line + ":)");
}
};
this.createWorker = function(session) {
var worker = new WorkerClient(["ace"], "worker-xquery.js", "ace/mode/xquery_worker", "XQueryWorker");
worker.attachToDocument(session.getDocument());
worker.on("error", function(e) {
session.setAnnotations([e.data]);
});
worker.on("ok", function(e) {
session.clearAnnotations();
});
return worker;
};
}).call(Mode.prototype);
exports.Mode = Mode;
});