import type { CacheEntry } from './types.js';
/** LRU cache for parsed module results, evicting least-recently-used entries. */
export declare class ModuleCache {
    private readonly maxSize;
    private readonly entries;
    constructor(maxSize: number);
    get(uri: string): CacheEntry | undefined;
    set(uri: string, version: number, text: string): CacheEntry;
    delete(uri: string): boolean;
    has(uri: string): boolean;
    get size(): number;
    clear(): void;
    /** Returns all cached URIs. */
    keys(): string[];
    private evictIfNeeded;
}
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