import { RequestHandler } from 'vscode-jsonrpc';
import { TypeHierarchyItem } from 'vscode-languageserver-types';
import { MessageDirection, ProtocolRequestType } from './messages';
import type { TextDocumentRegistrationOptions, StaticRegistrationOptions, TextDocumentPositionParams, PartialResultParams, WorkDoneProgressParams, WorkDoneProgressOptions } from './protocol';
/**
 * @since 3.17.0
 */
export type TypeHierarchyClientCapabilities = {
    /**
     * Whether implementation supports dynamic registration. If this is set to `true`
     * the client supports the new `(TextDocumentRegistrationOptions & StaticRegistrationOptions)`
     * return value for the corresponding server capability as well.
     */
    dynamicRegistration?: boolean;
};
/**
 * Type hierarchy options used during static registration.
 *
 * @since 3.17.0
 */
export type TypeHierarchyOptions = WorkDoneProgressOptions;
/**
 * Type hierarchy options used during static or dynamic registration.
 *
 * @since 3.17.0
 */
export type TypeHierarchyRegistrationOptions = TextDocumentRegistrationOptions & TypeHierarchyOptions & StaticRegistrationOptions;
/**
 * The parameter of a `textDocument/prepareTypeHierarchy` request.
 *
 * @since 3.17.0
 */
export type TypeHierarchyPrepareParams = TextDocumentPositionParams & WorkDoneProgressParams;
/**
 * A request to result a `TypeHierarchyItem` in a document at a given position.
 * Can be used as an input to a subtypes or supertypes type hierarchy.
 *
 * @since 3.17.0
 */
export declare namespace TypeHierarchyPrepareRequest {
    const method: 'textDocument/prepareTypeHierarchy';
    const messageDirection: MessageDirection;
    const type: ProtocolRequestType<TypeHierarchyPrepareParams, TypeHierarchyItem[] | null, never, void, TypeHierarchyRegistrationOptions>;
    type HandlerSignature = RequestHandler<TypeHierarchyPrepareParams, TypeHierarchyItem[] | null, void>;
}
/**
 * The parameter of a `typeHierarchy/supertypes` request.
 *
 * @since 3.17.0
 */
export type TypeHierarchySupertypesParams = WorkDoneProgressParams & PartialResultParams & {
    item: TypeHierarchyItem;
};
/**
 * A request to resolve the supertypes for a given `TypeHierarchyItem`.
 *
 * @since 3.17.0
 */
export declare namespace TypeHierarchySupertypesRequest {
    const method: 'typeHierarchy/supertypes';
    const messageDirection: MessageDirection;
    const type: ProtocolRequestType<TypeHierarchySupertypesParams, TypeHierarchyItem[] | null, TypeHierarchyItem[], void, void>;
    type HandlerSignature = RequestHandler<TypeHierarchySupertypesParams, TypeHierarchyItem[] | null, void>;
}
/**
 * The parameter of a `typeHierarchy/subtypes` request.
 *
 * @since 3.17.0
 */
export type TypeHierarchySubtypesParams = WorkDoneProgressParams & PartialResultParams & {
    item: TypeHierarchyItem;
};
/**
 * A request to resolve the subtypes for a given `TypeHierarchyItem`.
 *
 * @since 3.17.0
 */
export declare namespace TypeHierarchySubtypesRequest {
    const method: 'typeHierarchy/subtypes';
    const messageDirection: MessageDirection;
    const type: ProtocolRequestType<TypeHierarchySubtypesParams, TypeHierarchyItem[] | null, TypeHierarchyItem[], void, void>;
    type HandlerSignature = RequestHandler<TypeHierarchySubtypesParams, TypeHierarchyItem[] | null, void>;
}