Function startSubMode

static/editor.md/lib/codemirror/mode/slim/slim.js:318–333

(mode, state)

    }

    function startSubMode(mode, state) {
      var subMode = getMode(mode);
      var subState = subMode.startState && subMode.startState();

      state.subMode = subMode;
      state.subState = subState;

      state.stack = {
        parent: state.stack,
        style: "sub",
        indented: state.indented + 1,
        tokenize: state.line
      };
      state.line = state.tokenize = firstSub;
      return "slimSubmode";
    }

    function doctypeLine(stream, _state) {
      stream.skipToEnd();