#!/usr/bin/ruby require 'irb' class << STDOUT def write(s) $stderr.puts "HERE #{s}" end end IRB.start
pigeon% b.rb irb(main):001:0> HERE NameError HERE : HERE undefined local variable or method 'aaa' for #<Object:0x401c6ce0> HERE HERE from (irb):1 HERE irb(main):002:0> HERE pigeon%
Příklad A.2. Z dopisu Hiroshi Nakamury: catch.rb
# $Id: catch.ses,v 1.1 2002/12/16 20:34:12 radek Exp $ruby: no such file to load -- catch (LoadError)
sh: line 5: quit: command not found