class Hashify

Takes a hash and returns string of reverse order odd keys

Public Class Methods

call(hash) click to toggle source

# File lib/primus.rb, line 7
def self.call(hash)
  raise 'This hash is empty' if hash.empty?
  array = hash.each_with_index.map { |(key), index| key.upcase if index.odd? }.compact
  array.sort.reverse.join('')
end