From: Michael Fellinger <m.fellinger@...>
Date: 2006-06-26T15:34:55+09:00
Subject: Re: << for Hash?

{:foo,1}.merge! :bar => 2
# {:foo=>1, :bar=>2}

On Monday 26 June 2006 13:11, Simon Baird wrote:
> class Hash
>   def <<(arg)
>     self.merge!(arg)
>   end
> end
>
> Eg,
>
> thing = {
>
>   :foo => 1,
>
> }
>
> thing << {
>
>   :bar => 2,
>   :
>    :baz => 3,
>
> }
>
> thing #=> {:foo=>1, :bar=>2, :baz=>3 }
>
>
> Of course it overwrites existing keys. I think it's a little sexier than
>
> thing.merge!({
>
>    :bar => 2,
>    :baz => 3,
>
> })
>
> or
>  thing[:bar] = 1
> thing[:baz] = 3
>
>
> Is it safe to use this? Is there some good reason why << is not already
> defined for Hash?
>
> Simon
> (newbie)
>
> Ps, my first ruby project:
> http://tiddlyspot.com/