react-dnd/dnd-core

import dragOffset from './dragOffset';
import dragOperation from './dragOperation';
import refCount from './refCount';
import dirtyHandlerIds from './dirtyHandlerIds';
import stateId from './stateId';

export default function reduce(state = {}, action) {
  return {
    dirtyHandlerIds: dirtyHandlerIds(state.dirtyHandlerIds, action, state.dragOperation),
    dragOffset: dragOffset(state.dragOffset, action),
    refCount: refCount(state.refCount, action),
    dragOperation: dragOperation(state.dragOperation, action),
    stateId: stateId(state.stateId),
  };
}