import { BaseNodeType } from './BaseNodeType';
import { TypedNodeType } from './TypedNodeType';
import { UntypedNodeType } from './UntypedNodeType';
/**
 * Property key used to identify a node's type
 */
export declare const nodeTypeKey = "$$type";
/**
 * Type of the nodeTypeKey constant
 */
export type NodeTypeKey = typeof nodeTypeKey;
/**
 * Value that identifies a node's type (string or number)
 */
export type NodeTypeValue = string | number;
/**
 * Value that uniquely identifies a node instance (string or number)
 */
export type NodeKeyValue = string | number;
/**
 * Represents any node that has a type designation
 */
export interface NodeWithAnyType {
    readonly [nodeTypeKey]: NodeTypeValue;
}
/**
 * Combines a specific node type with additional data properties
 *
 * @template TType - The node's type identifier
 * @template TData - Additional data properties for the node
 */
export type TNode<TType extends NodeTypeValue, TData> = {
    readonly [nodeTypeKey]: TType;
} & TData;
/**
 * Attempts to register a node in the type/key registry
 *
 * @param node - The node to register
 * @returns True if registration was successful
 */
export declare function tryRegisterNodeByTypeAndKey(node: object): boolean;
/**
 * A type representing any untyped node type.
 */
export type AnyUntypedNodeType = BaseNodeType<any, "untyped", any, any, unknown>;
/**
 * Union of all possible typed node type objects
 */
export type AnyTypedNodeType = BaseNodeType<any, "typed" | "keyed", any, any, unknown>;
/**
 * Union of all possible node type objects
 */
export type AnyNodeType = AnyUntypedNodeType | AnyTypedNodeType;
/**
 * Retrieves the registered node type for a given type ID
 *
 * @param typeId - The node type identifier to look up
 * @returns The node type object or undefined if not found
 */
export declare function findNodeTypeById(typeId: NodeTypeValue): AnyTypedNodeType | undefined;
export declare function getNodeTypeId<TNode extends NodeWithAnyType>(node: TNode): TNode[NodeTypeKey];
export declare function getNodeTypeId(node: object): NodeTypeValue | undefined;
export declare function getNodeTypeAndKey<TNode extends NodeWithAnyType>(node: TNode): {
    type: AnyTypedNodeType;
    key: NodeKeyValue | undefined;
};
export declare function getNodeTypeAndKey(node: object): {
    type: AnyTypedNodeType | undefined;
    key: NodeKeyValue | undefined;
};
export declare function nodeType<TNode extends NodeWithAnyType = never>(type: TNode[NodeTypeKey]): TypedNodeType<TNode>;
export declare function nodeType<TNode extends object = never>(): UntypedNodeType<TNode>;
/**
 * Registers a callback function to be invoked after a node of the specified type is initialized.
 *
 * @template TNode - The type of the node that extends NodeWithAnyType
 *
 * @param nodeType - The typed node type to attach the initialization callback to
 * @param callback - Function to be called with the newly initialized node
 *
 * @returns A disposer function that can be called to unregister the callback
 */
export declare function onInit<TNode extends NodeWithAnyType>(nodeType: TypedNodeType<TNode>, callback: (node: TNode) => void): import('../../utils/disposable').Dispose;