is_anagram.rb

is_anagram.rb

#!/usr/bin/env ruby

# note that, I am not an expert ruby developer, so there is probably a more ruby way of doing this...

require 'awesome_print'

def freq(str)
  str.downcase.split("").map.with_object({}) do |c,h|
      (h[c] = h.fetch(c, 0) + 1) if c =~ /\w/
  end
end

def is_anagram(str1, str2)
  c1, c2 = freq(str1), freq(str2)
  ap [ {name: str1, counts: c1}, {name: str2, counts: c2} ]
  c1 == c2
end

puts "The strings are #{is_anagram(ARGV[0], ARGV[1]) ? "" : "not "}anagrams!"