export declare const TECTON_CACHE_NAMESPACE_KEY = "q2.tectonCache";
/**
 * Builds a cache key by combining the module ID and key.
 *
 * @param moduleId - The module identifier
 * @param key - The cache key name
 * @returns Combined cache key in format `moduleId.key`
 */
export declare function buildCacheKey(moduleId: string, key: string): string;
/**
 * Checks if the browser supports session storage operations.
 *
 * @returns True if getItem, setItem, and removeItem are available
 */
export declare function browserSupportsSessionStorage(): boolean;
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