import { type Extracted } from "@marko/language-tools";
import type ts from "typescript/lib/tsserverlibrary";
export interface ExtractedSnapshot extends Extracted {
    snapshot: ts.IScriptSnapshot;
}
export declare function patch(ts: typeof import("typescript/lib/tsserverlibrary"), configFile: string | undefined, extractCache: Map<string, ExtractedSnapshot | {
    snapshot: ts.IScriptSnapshot;
}>, resolutionCache: ts.ModuleResolutionCache | undefined, host: ts.LanguageServiceHost, ps?: InstanceType<typeof ts.server.ProjectService>): ts.LanguageServiceHost;