@mentor-apm/react-sortable-tree/node_modules/@babel/runtime/helpers/esm/assertThisInitialized.js

Drag-and-drop sortable component for nested data and hierarchies

export default function _assertThisInitialized(self) {
  if (self === void 0) {
    throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
  }

  return self;
}