contrib/online_ide/sources/nit_mode_for_ace/lib_ace_mode/nit.js

   1 define(function(require, exports, module) {
   2 "use strict";
   3
   4 var oop = require("../lib/oop");
   5 // defines the parent mode
   6 var TextMode = require("./text").Mode;
   7 var Tokenizer = require("../tokenizer").Tokenizer;
   8 var MatchingBraceOutdent = require("./matching_brace_outdent").MatchingBraceOutdent;
   9 var CstyleBehaviour = require("./behaviour/cstyle").CstyleBehaviour;
  10
  11 // defines the language specific highlighters and folding rules
  12 var NitHighlightRules = require("./nit_highlight_rules").NitHighlightRules;
  13 //var NitFoldMode = require("./folding/nit").NitFoldMode;
  14
  15 var Mode = function() {
  16     // set everything up
  17     this.HighlightRules = NitHighlightRules;
  18     this.$outdent = new MatchingBraceOutdent();
  19     this.$behaviour = new CstyleBehaviour();
  20     //this.foldingRules = new NitFoldMode();
  21 };
  22 oop.inherits(Mode, TextMode);
  23
  24 (function() {
  25     // configure comment start/end characters
  26     this.lineCommentStart = "#";
  27     //this.blockComment = {start: "/*", end: "*/"};
  28
  29     // special logic for indent/outdent.
  30     // By default ace keeps indentation of previous line
  31     this.getNextLineIndent = function(state, line, tab) {
  32         var indent = this.$getIndent(line);
  33
  34         var tokenizedLine = this.getTokenizer().getLineTokens(line, state);
  35         var tokens = tokenizedLine.tokens;
  36
  37         if (tokens.length && tokens[tokens.length-1].type == "comment") {
  38             return indent;
  39         }
  40
  41         if (state == "start") {
  42             //var match = line.match(/^.*[\{\(\[]\s*$/);
  43             var match = line.match(/(^class| class | if | else | else|do$)/);
  44             if (match) {
  45                 indent += tab + tab;
  46             }
  47         }
  48         return indent;
  49     };
  50     this.checkOutdent = function(state, line, input) {
  51         return this.$outdent.checkOutdent(line, input);
  52     };
  53     this.autoOutdent = function(state, doc, row) {
  54         this.$outdent.autoOutdent(doc, row);
  55     };
  56
  57     // create worker for live syntax checking
  58     this.createWorker = function(session) {
  59         /*var worker = new WorkerClient(["ace"], "ace/mode/nit_worker", "NitWorker");
  60         worker.attachToDocument(session.getDocument());
  61         worker.on("errors", function(e) {
  62             session.setAnnotations(e.data);
  63         });
  64         return worker;*/
  65         return null;
  66     };
  67
  68         this.$id = "ace/mode/nit";
  69 }).call(Mode.prototype);
  70
  71 exports.Mode = Mode;
  72 });