import MissingPathCallback from "./MissingPathCallback";
/**
 * Clears the cache.
 * @returns {void} Nothing.
 */
export declare const clear: () => void;
/**
 * Gets a value from the cache.
 * @param {string} key - The key to retrieve from the cache.
 * @returns {unknown} The value from the cache.
 */
export declare const get: (key: string) => unknown;
/**
 * Checks if the cache has a value for the given key.
 * @param {string} key - The key to check in the cache.
 * @returns {boolean} True if the cache has a value for the key, otherwise false.
 * @example
 * cache.has(""); // false
 * cache.has("Key"); // false
 * cache.set("Key", "Value");
 * cache.has("Key"); // true
 */
export declare const has: (key: string) => boolean;
/**
 * Sets a value in the cache.
 * @param {string} key - The key to store the value under.
 * @param {unknown} value - The value to store in the cache.
 * @returns {void} Nothing.
 * @example
 * cache.set("Key", "Value");
 * cache.get("Key"); // "Value"
 * cache.has("Key"); // true
 * cache.set("Key", "New Value");
 * cache.get("Key"); // "New Value"
 */
export declare const set: (key: string, value: unknown) => void;
/**
 * Gets a string from the cache.
 * @param {string} path - The path to retrieve from the cache.
 * @param {string} tag - The tag containing the path.
 * @param {MissingPathCallback} onMissingPath - A callback function to handle missing paths.
 * @returns {string} The value from the cache as a string.
 * @example
 * getString("Key", "default value"); // "default value"
 * set("Key", "Value");
 * getString("Key", "default value"); // "Value"
 * set("Key", 42);
 * getString("Key", "default value"); // "42"
 * set("Key", undefined);
 * getString("Key", "default value"); // "default value"
 */
export declare const getString: (path: string, tag: string, onMissingPath: MissingPathCallback) => string;