gistfile1.rb

    # Find the named object in this tree's contents
    #
    # Examples
    #   Repo.new('/path/to/grit').tree/'lib'
    #   # => #<Grit::Tree "6cc23ee138be09ff8c28b07162720018b244e95e">
    #   Repo.new('/path/to/grit').tree/'README.txt'
    #   # => #<Grit::Blob "8b1e02c0fb554eed2ce2ef737a68bb369d7527df">
    #
    # Returns Grit::Blob or Grit::Tree or nil if not found
    def /(file)
      if file =~ /\//
        file.split("/").inject(self) { |acc, x| acc/x } rescue nil
      else
        self.contents.find { |c| c.name == file }
      end
    end

very cool syntactic sugar :) !