This Ruby code gives suggestions for autocomplete of places for the given keyword. The suggestions are fetched from the Google Maps using Google Maps Auto-complete API.

GoogleMapsAutocompleteAPI.rb

require "net/http"
require "json"

def autocomplete(keyword)
  keyword=keyword.gsub(' ','%20')
	uri = URI("https://maps.googleapis.com/maps/api/place/autocomplete/json?input=#{keyword}+in+india&types=establishment&sensor=false&key=AIzaSyAGeap2PXa_AS19npQLjDlUbE8w0t_atwE")
	response = Net::HTTP.get_response(uri)

	result = JSON.parse(response.body)

	  # puts result

	descriptions = result["predictions"]
	descriptions.each do |description|
		puts description["description"]
	end
end

autocomplete("taj")