import { TSESTree } from '@typescript-eslint/types';
import * as ts from 'typescript';
export type JupyterPluginKind = 'frontend' | 'service-manager';
/**
 * Gets plugin kind from a variable declaration type annotation.
 * Accepts an optional TS checker and node mapper to resolve import aliases
 * (e.g. `import { JupyterFrontEndPlugin as JFEP } from '@jupyterlab/application'`).
 */
export declare function getJupyterPluginKind(node: TSESTree.VariableDeclarator, checker?: ts.TypeChecker | null, getTSNode?: ((n: TSESTree.Node) => ts.Node | undefined) | null): JupyterPluginKind | null;
/**
 * Extracts properties from an object expression
 */
export declare function getObjectProperties(obj: TSESTree.ObjectExpression): Map<string, TSESTree.Property>;
/**
 * Gets the plugin ID from an object expression
 */
export declare function getPluginId(obj: TSESTree.ObjectExpression): string | null;
export interface TokenEntry {
    name: string;
    node: TSESTree.Node;
}
/**
 * Extracts token names and nodes from an array, including member expressions like JupyterFrontEnd.IPaths
 */
export declare function extractArrayTokens(arrayExpr: TSESTree.ArrayExpression): TokenEntry[];
export declare function isNullableAnnotation(param: TSESTree.Identifier): boolean;
export declare function extractParameterType(param: TSESTree.Identifier): string | null;