exceptions.rb

$ ruby
loop {
  begin

begin
  exit 1
ensure
  p $!
  raise "foo"
end

  rescue RuntimeError;end
  sleep 1
}
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
#<SystemExit: exit>
^C-:12:in `sleep': Interrupt
        from -:12:in `block in <main>'
        from -:1:in `loop'
        from -:1:in `<main>'