blowup.rb

#!/usr/bin/env ruby

def test1
  begin
    raise Exception.new("worked1")
  rescue Exception => e
    puts "caught exception1"
  end
end

def test2
  raise Exception.new("worked2")
rescue Exception => e
  puts "caught exception2"
end

def test3
  begin
    raise Exception.new("worked3")
  rescue
    puts "caught exception3"
  end
end

def test4
  raise Exception.new("worked4")
rescue
  puts "caught exception4"
end

test1
test2
test3
test4

############# Can anyone explain this output?!
# $ ruby blowup.rb
# caught exception1
# caught exception2
# blowup.rb:19:in `test3': worked3 (Exception)
# 	from blowup.rb:33
#
# Found the answer here: http://engineroom.mixx.com/2008/07/31/when-rescue-doesnt/
# rescue without params only catches StandardError, not Exception. Boo!