Simple directory recursion for pathnames

gistfile1.rb

require 'pathname'

def each_recursive(dirpath, &block)
  dirpath.each_entry do |entry|
    next if "." == entry.to_s || ".." == entry.to_s
    
    entry_path = dirpath + entry
    if entry_path.directory?
      each_recursive(entry_path, &block)
    else
      block.call(entry_path)
    end
  end
end