Function tokenBase

static/editor.md/lib/codemirror/mode/tornado/tornado.js:25–34

(stream, state)

    keywords = new RegExp("^((" + keywords.join(")|(") + "))\\b");

    function tokenBase (stream, state) {
      stream.eatWhile(/[^\{]/);
      var ch = stream.next();
      if (ch == "{") {
        if (ch = stream.eat(/\{|%|#/)) {
          state.tokenize = inTag(ch);
          return "tag";
        }
      }
    }
    function inTag (close) {
      if (close == "{") {
        close = "}";