From: "Mauricio Fernández" <batsman.geo@...>
Date: 2004-11-22T18:21:07+09:00
Subject: Re: Zlib::GzipReader/Writer and strings

On Mon, Nov 22, 2004 at 02:39:47PM +0900, jim@freeze.org wrote:
> Hi
> 
> Is there a way for Zlib::GzipReader or GzipWriter
> to read and write to a string as a StringIO object?
> 
> I have tried and am not having any luck.
> 
> I am using Ruby 1.8.1.

Just doing  Zlib::GzipReader.new(anIO) (where anIO responds to #read
with the same semantics as IO) works for me. 

>> require 'stringio'; require 'zlib'
=> true
>> a = StringIO.new ""
=> #<StringIO:0x40201c14>
>> b = Zlib::GzipWriter.new a; b.write("foo"*10); b.finish; a.string
=> "\037\213\010\000\363\256\241A\000\003K\313\317O\303\215\000\365*\235\350\036\000\000\000"
>> a.rewind; c = Zlib::GzipReader.new(a); c.read
=> "foofoofoofoofoofoofoofoofoofoo"


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