Function applyPersistence

dash/dash-renderer/src/persistence.js:364–371

(layout, dispatch)

 * callbacks) to apply previously-stored UI edits to components
 */
export function applyPersistence(layout, dispatch) {
    if (Array.isArray(layout)) {
        return layout.map(lay =>
            isDryComponent(lay) ? persistenceMods(lay, lay, [], dispatch) : lay
        );
    }
    return persistenceMods(layout, layout, [], dispatch);
}

const UNDO = true;
function modProp(key, storage, element, props, persistedProp, update, undo) {