import { type InitializeResult } from "vscode-languageserver/node";
import type { CompletionItem, CompletionParams, Hover, HoverParams } from "vscode-languageserver";
import { TextDocument } from "vscode-languageserver-textdocument";
/**
 * The subset of a `Connection` the handlers touch. Narrowed to an interface so
 * tests can drive the wiring with a fake instead of a live stdio transport.
 */
export interface DiagnosticsConnection {
    onInitialize(handler: () => InitializeResult): void;
    sendDiagnostics(params: {
        uri: string;
        diagnostics: unknown[];
    }): void;
    onCompletion(handler: (params: CompletionParams) => CompletionItem[]): void;
    onHover(handler: (params: HoverParams) => Hover | null): void;
}
/**
 * The subset of a `TextDocuments` manager the handlers subscribe to.
 */
export interface DocumentEvents {
    onDidChangeContent(handler: (event: {
        document: TextDocument;
    }) => void): void;
    onDidClose(handler: (event: {
        document: TextDocument;
    }) => void): void;
    get(uri: string): TextDocument | undefined;
}
/**
 * Wire language-server behavior onto a connection + document manager. Pure of
 * any transport, so a unit test can pass fakes, capture the registered
 * callbacks, and assert what gets published — no real process required.
 */
export declare function registerHandlers(connection: DiagnosticsConnection, documents: DocumentEvents): void;
/**
 * Boot the language server over stdio. Called by the `doc-detective lsp`
 * subcommand.
 */
export declare function startServer(): void;
//# sourceMappingURL=server.d.ts.map