import { GraphNode, NodeDefinition, StaticNodeType } from '../../types/graph';
/**
 * An instance of the [[pending]] node.
 * See the [[pending]] documentation to find out more.
 */
export interface PendingNode extends GraphNode<'pending', {}, never> {
}
/**
 * A definition of the [[pending]] node.
 * See the [[pending]] documentation to find out more.
 */
export interface PendingNodeDefinition extends NodeDefinition<'pending', {}, never> {
}
/**
 * The implementation of the [[pending]] node.
 * See the [[pending]] documentation to learn more.
 */
export declare const PendingNodeType: StaticNodeType<'pending'>;
/**
 * Creates a new instance of a [[pending]] node, which informs Muster that a given node has not yet resolved its
 * value.
 *
 * The [[pending]] is rarely returned to any other node as it's swallowed by the node
 * resolver (see the [resolve](../modules/_utils_resolve_.html#resolve) helper). The [[pending]] can also be caught by the
 * [[ifPending]] in order to return a fallback or previous value for a given path. See the
 * [[ifPending]] documentation to learn more.
 */
export declare function pending(): PendingNodeDefinition;
export declare function isPendingNodeDefinition(value: NodeDefinition): value is PendingNodeDefinition;