import { Tree } from '@nrwl/devkit';
/**
 * Sets the default collection within the workspace.
 *
 * Will only set the defaultCollection if one does not exist or if it is not `@nrwl/workspace`
 *
 * @param host
 * @param collectionName Name of the collection to be set as the default
 */
export declare function setDefaultCollection(host: Tree, collectionName: string): void;