type Merge = {
    /**
     * Performs a multi-level merge.
     * @param {any} data - The data object containing nested properties.
     * @param {string} condition - The primary condition or key to access data.
     * @param {any} rt_condition - The secondary key or condition for deeper access.
     * @returns {string} - The resulting value from the merged data based on conditions.
     *
     * @example
     * const buttonClass = {
     *   light: {
     *     solid: "bg-blue-500",
     *     outline: "border border-gray-500"
     *   },
     *   dark: {
     *     solid: "bg-blue-700",
     *     outline: "border border-gray-800"
     *   }
     * };
     * merge.multi(buttonClass, "light", "solid"); // Returns: "bg-blue-500"
     */
    multi: (data: any, condition: string, rt_condition: any) => string;
    /**
     * Performs a single-level merge.
     * @param {any} data - The data object containing properties.
     * @param {string} condition - The key or condition to access data.
     * @returns {string} - The resulting value from the merged data based on the condition.
     *
     * @example
     * const data = { solid: "bg-blue-500", outline: "border border-gray-500" };
     * merge.single(data, "solid"); // Returns: "bg-blue-500"
     */
    single: (data: any, condition: string) => string;
};
/**
 * Implements the merge functions based on the defined Merge type.
 *
 * @example
 *
 * // Multi merge for nasted properties
 * const buttonClass = {
 *   light: {
 *     solid: "bg-blue-500",
 *     outline: "border border-gray-500"
 *   },
 *   dark: {
 *     solid: "bg-blue-700",
 *     outline: "border border-gray-800"
 *   }
 * };
 * merge.multi(buttonClass, "light", "solid"); // Returns: "bg-blue-500"
 *
 * // Single merge
 * const data = { solid: "bg-blue-500", outline: "border border-gray-500" };
 * merge.single(data, "solid"); // Returns: "bg-blue-500"
 */
export declare const merge: Merge;
export {};
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