import { GraphNode, NodeDefinition, NodeLike, StatelessGraphNode, StatelessNodeDefinition, StatelessNodeType } from '../../types/graph';
/**
 * An instance of the [[itemWithId]] node.
 * See the [[itemWithId]] documentation to find out more.
 */
export interface ItemWithIdNode extends StatelessGraphNode<'item-with-id', ItemWithIdNodeProperties> {
}
/**
 * A definition of the [[itemWithId]] node.
 * See the [[itemWithId]] documentation to find out more.
 */
export interface ItemWithIdNodeDefinition extends StatelessNodeDefinition<'item-with-id', ItemWithIdNodeProperties> {
}
export interface ItemWithIdNodeProperties {
    id: string;
    item: NodeDefinition;
}
/**
 * The implementation of the [[itemWithId]] node.
 * See the [[itemWithId]] documentation to find out more.
 */
export declare const ItemWithIdNodeType: StatelessNodeType<'item-with-id', ItemWithIdNodeProperties>;
/**
 * Creates a new instance of the [[itemWithId]] node, which is a type of a [[NodeDefinition]] used to provide an ID
 * for an item in an array. This node is internally used by the [[array]] and [[arrayList]] nodes to uniquely identify
 * an item in an array.
 */
export declare function itemWithId(item: NodeLike, id: string): ItemWithIdNodeDefinition;
/**
 * Gets the ID of the item by looking for the value in the context of that node.
 * @param {GraphNode} node Item to get the ID from
 * @returns {string | undefined} Item ID
 */
export declare function getItemId(node: GraphNode): string | undefined;