1// CodeMirror, copyright (c) by Marijn Haverbeke and others
 2// Distributed under an MIT license: https://codemirror.net/LICENSE
 3
 4(function(mod) {
 5  if (typeof exports == "object" && typeof module == "object") // CommonJS
 6    mod(require("../../lib/codemirror"), require("../htmlmixed/htmlmixed"),
 7        require("../../addon/mode/overlay"));
 8  else if (typeof define == "function" && define.amd) // AMD
 9    define(["../../lib/codemirror", "../htmlmixed/htmlmixed",
10            "../../addon/mode/overlay"], mod);
11  else // Plain browser env
12    mod(CodeMirror);
13})(function(CodeMirror) {
14  "use strict";
15
16  CodeMirror.defineMode("tornado:inner", function() {
17    var keywords = ["and","as","assert","autoescape","block","break","class","comment","context",
18                    "continue","datetime","def","del","elif","else","end","escape","except",
19                    "exec","extends","false","finally","for","from","global","if","import","in",
20                    "include","is","json_encode","lambda","length","linkify","load","module",
21                    "none","not","or","pass","print","put","raise","raw","return","self","set",
22                    "squeeze","super","true","try","url_escape","while","with","without","xhtml_escape","yield"];
23    keywords = new RegExp("^((" + keywords.join(")|(") + "))\\b");
24
25    function tokenBase (stream, state) {
26      stream.eatWhile(/[^\{]/);
27      var ch = stream.next();
28      if (ch == "{") {
29        if (ch = stream.eat(/\{|%|#/)) {
30          state.tokenize = inTag(ch);
31          return "tag";
32        }
33      }
34    }
35    function inTag (close) {
36      if (close == "{") {
37        close = "}";
38      }
39      return function (stream, state) {
40        var ch = stream.next();
41        if ((ch == close) && stream.eat("}")) {
42          state.tokenize = tokenBase;
43          return "tag";
44        }
45        if (stream.match(keywords)) {
46          return "keyword";
47        }
48        return close == "#" ? "comment" : "string";
49      };
50    }
51    return {
52      startState: function () {
53        return {tokenize: tokenBase};
54      },
55      token: function (stream, state) {
56        return state.tokenize(stream, state);
57      }
58    };
59  });
60
61  CodeMirror.defineMode("tornado", function(config) {
62    var htmlBase = CodeMirror.getMode(config, "text/html");
63    var tornadoInner = CodeMirror.getMode(config, "tornado:inner");
64    return CodeMirror.overlayMode(htmlBase, tornadoInner);
65  });
66
67  CodeMirror.defineMIME("text/x-tornado", "tornado");
68});