Function detachVimMap

src/codemirror.js:9591–9597

(cm, next)

    }

    function detachVimMap(cm, next) {
      if (this == CodeMirror.keyMap.vim)
        CodeMirror.rmClass(cm.getWrapperElement(), "cm-fat-cursor");

      if (!next || next.attach != attachVimMap)
        leaveVimMode(cm, false);
    }
    function attachVimMap(cm, prev) {
      if (this == CodeMirror.keyMap.vim)
        CodeMirror.addClass(cm.getWrapperElement(), "cm-fat-cursor");