import type { Namespace } from "../services/control-api.js";
/**
 * Format channel rule details for human-readable output.
 * Returns an array of pre-formatted lines.
 *
 * @param rule - The namespace/channel rule to display
 * @param options.indent - Prefix for each line (e.g. "  " for list items)
 * @param options.bold - Use bold green checkmarks (for list display)
 * @param options.showTimestamps - Include created/modified timestamps
 * @param options.formatDate - Function to format timestamps
 */
export declare function formatChannelRuleDetails(rule: Namespace, options?: {
    bold?: boolean;
    formatDate?: (timestamp: number) => string;
    indent?: string;
    showTimestamps?: boolean;
}): string[];