/**
 * Interface for hash functions.
 * Follows Interface Segregation Principle (ISP) and Dependency Inversion Principle (DIP).
 * Allows different hashing strategies to be implemented and injected.
 */
export interface IHashFunction<K> {
  /**
   * Computes a hash value for the given key.
   * @param key - The key to hash
   * @param capacity - The current capacity of the hash table
   * @returns A hash value in the range [0, capacity)
   */
  hash(key: K, capacity: number): number;
}