it seems like there is a problem in this one :
i got a problem like this when i add it :
_createClass(DraggablePolyline, [{
64 | key: 'componentWillMount',
65 | value: function componentWillMount() {
66 | this.map.on('mousemove', this.onMapMouseMove);
| ^ 67 | }
68 | }, {
69 | key: 'componentWillUnMount',
it seems like there is a problem in this one :
i got a problem like this when i add it :
_createClass(DraggablePolyline, [{
64 | key: 'componentWillMount',
65 | value: function componentWillMount() {