Quickly find differences between two folders that should be the same

compare_file_structure.rb

# Only compares file names, not the file contents

dir1 = ARGV[0]
dir2 = ARGV[1]

def get_relative_path_of_contents(dir)
	return Dir["#{dir}/**/*"].select{|f| File.file?(f)}.map { |e| 
		e[dir] = ""
		e
	}
end

all_files_dir1 = get_relative_path_of_contents(dir1)
all_files_dir2 = get_relative_path_of_contents(dir2)

puts "DIRECTORY 1 does not contain:"
puts all_files_dir2.reject { |e| all_files_dir1.include?(e) }

puts "DIRECTORY 2 does not contain:"
puts all_files_dir1.reject { |e| all_files_dir2.include?(e) }