Check crypto prices from the command line

crypto.rb

require 'json'
require 'net/http'
require 'colorize'
require 'colorized_string'

print ColorizedString["What coin do you want a price for? (BTC Base Pair): "].colorize(:blue)
coin_name = gets

API_URL = "https://min-api.cryptocompare.com/data/price?fsym=BTC&tsyms=#{coin_name}"

url = URI.parse(format(API_URL))
response = Net::HTTP.get(url)
json     = JSON.parse(response)

json_values = json.values
link = "View Here: " + "#{API_URL}"

puts json_values
puts ColorizedString[link].colorize(:yellow)