state_info.rb

@states = {
  OR: {name:'Oregon',city:["Portland","Bend"],tax:1},
  FL: {name:'Florida',city:["Orlando","Miami"],tax:0.9},
  CA: {name: 'California',city:["Los Angeles"],tax:0.2},
  NY: {name:'New York',city:["New York","Albany"],tax:0},
  MI: {name:'Michigan',city:["Ann Arbor","Jackson"],tax:0.4}
}

@states[:TX] = {name:"Texas",city:["Dallas","Huston","Austen"],tax:8}
@states[:WA] = {name:"Washington",city:["Spokan","Seattle"],tax:0.1}

def describe_state(state)
  return "State does not exist" unless @states[state.to_sym]
  return "#{state} is for #{@states[state.to_sym][:name]}. It has #{@states[state.to_sym][:city].count} major cities: #{@states[state.to_sym][:city].join(", ")}"
end

def calculate_tax(state,ammount)
  return "State does not exist" unless @states[state.to_sym]
  return "%.2f" % (ammount * @states[state.to_sym][:tax])
end


puts "Describe using string input"
@states.each { |k,_| puts describe_state(k.to_s) }
puts "Describe using symbol input"
@states.each { |k,_| puts describe_state(k.to_sym) }
puts "Calculate tax on $1 with string input"
@states.each { |k,_| puts "#{k}: #{calculate_tax(k.to_s,1)}" }
puts "Calculate tax on $1 wih symbol input"
@states.each { |k,_| puts "#{k}: #{calculate_tax(k.to_sym,1)}" }

puts "Describe nonexistant state 'bc'"
puts describe_state("bc")
puts "Describe nonexistant state :bc"
puts describe_state(:bc)
puts "Calculate tax on $1 in nonexistant state 'bc'"
puts calculate_tax("bc",1)
puts "Calculate tax on $1 in nonexistant state :bc"
puts calculate_tax(:bc,1)