Contents

class Hash
  def map_keys(key_hash)
    inject({}) do |h, (k, v)|
      h.merge((key_hash[k] || k) => v)
    end
  end
end

Version data entries

5 entries across 5 versions & 1 rubygems

Version	Path
freighthopper-0.1.14	lib/freighthopper/hash/map_keys.rb
freighthopper-0.1.13	lib/freighthopper/hash/map_keys.rb
freighthopper-0.1.12	lib/freighthopper/hash/map_keys.rb
freighthopper-0.1.11	lib/freighthopper/hash/map_keys.rb
freighthopper-0.1.9	lib/freighthopper/hash/map_keys.rb