import { Pair } from 'yaml';
/**
 * Finds a key-value Pair by its key within a YAML map node.
 *
 * Returns null when the provided node is not a YAML map or when no entry with
 * the given key exists.
 *
 * @param map - Candidate YAML node expected to be a map.
 * @param key - Key name to locate.
 * @returns Matching Pair when found, otherwise null.
 */
export declare function findMapPair(map: unknown, key: string): Pair | null;