# frozen_string_literal: true

module CoreExtensions
  # Extension of Ruby's standard library +Hash+ class.
  module Hash
    # Returns a copy of a hash with +keys+ excluded. Original hash is not
    # modified.
    # @return [Hash]
    def except(*keys)
      h = dup
      keys.each { |key| h.delete(key) }
      h
    end
  end
end