Dark patch for Errbit

ruby_patch.rb

class NilClass
  def match(pattern)
    "".match(pattern)
  end
end

class File
  class << self
    def dirname_with_nullable(filename)
      return dirname_without_nullable(filename) if filename
      ""
    end
    alias_method_chain :dirname, :nullable

    def basename_with_nullable(filename, suffix = "")
      return basename_without_nullable(filename, suffix) if filename
      ""
    end
    alias_method_chain :basename, :nullable
  end
end