import { NodeDefinition, StaticGraphNode, StaticNodeDefinition, StaticNodeType } from '../../types/graph';
/**
 * An instance of the [[ok]] node.
 * See the [[ok]] documentation to find out more.
 */
export interface OkNode extends StaticGraphNode<'ok'> {
}
/**
 * A definition of the [[ok]] node.
 * See the [[ok]] documentation to find out more.
 */
export interface OkNodeDefinition extends StaticNodeDefinition<'ok'> {
}
/**
 * The implementation of the [[ok]] node.
 * See the [[ok]] documentation to learn more.
 */
export declare const OkNodeType: StaticNodeType<'ok'>;
/**
 * Creates a new instance of a [[ok]] node, which is a type of a [[NodeDefinition]] used for notifying subscribers,
 * that a given operation was performed successfully.
 */
export declare function ok(): OkNodeDefinition;
export declare function isOkNodeDefinition(value: NodeDefinition): value is OkNodeDefinition;