hashify.rb

Input: ["en.subnets.show.&nbsp"]
Output: {"en"=>{"subnets"=>{"show"=>{"&nbsp"=>{}}}}}

def hashify(strings)
  strings.map { |s| s.split('.') }.each_with_object({}) do |segmented_string, h|
    segmented_string.each do |segment|
      h[segment] ||= {}
      h = h[segment]
    end
  end
end


Desired Output: {"en"=>{"subnets"=>{"show"=>{"&nbsp"=>"I AM THE LAST ELEMENT"}}}}

input = ["en.subnets.show.&nbsp.the end"]
hash = input.first.split('.').reverse.inject {|a, n| {n => a}}
=> {"en"=>{"subnets"=>{"show"=>{"&nbsp"=>"the end"}}}}