@mui/x-tree-view/esm/internals/plugins/useTreeViewExpansion/useTreeViewExpansion.utils.js

The community edition of the MUI X Tree View components.

export const getExpansionTrigger = ({
  isItemEditable,
  expansionTrigger
}) => {
  if (expansionTrigger) {
    return expansionTrigger;
  }
  if (isItemEditable) {
    return 'iconContainer';
  }
  return 'content';
};