interface FileListCacheEntry {
    path: string;
    content?: string;
}
export interface FileListMatchResult {
    status: "unavailable" | "missing" | "present_without_content" | "hit";
    fresh: boolean;
    path?: string;
    content?: string;
}
export declare class FileListIndex {
    private readonly getFileListCache?;
    private index;
    private pathSet;
    private indexKey;
    private indexBuiltAt;
    private indexFresh;
    private readyPromise;
    constructor(getFileListCache?: (() => Promise<Array<FileListCacheEntry> | undefined>) | undefined);
    setReadyPromise(promise: Promise<void>): void;
    clear(): void;
    private ensureReady;
    lookup(normalizedPath: string): Promise<string | undefined>;
    match(normalizedPath: string): Promise<FileListMatchResult>;
    findFirstWithContent(normalizedPaths: string[]): Promise<{
        path: string;
        content: string;
    } | undefined>;
    findFirstMatch(normalizedPaths: string[]): Promise<FileListMatchResult>;
    private getOrBuild;
}
export {};
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