From: Gavin Sinclair <gsinclair@...>
Date: 2003-04-01T00:16:16+09:00
Subject: Re: Saving code written during an irb session

On Tuesday, April 1, 2003, 12:29:12 AM, Chris wrote:

>> # Output irb history to named file
>> def dumphist(path="irb.log")
>>   File.open(path, 'w') do |file|
>>     Readline::HISTORY.each do |line|
>>       file.puts line unless /^\s*dumphist/ =~ line
>>     end
>>   end
>> end

> Is Readline a 1.8 thing?

No, more likely a platform thing.  What are you using?  All the same,
I expect you can do

  require 'readline'

in IRB.  Perhaps, for some reason, your IRB is not doing that itself,
which is what the dumphist code relies on.

Gavin