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# File 'lib/rb_tryagain.rb', line 5
def try_again(args = {}, &block)
max_tries = args[:tries] || 5
on_error = args[:on_error] || :raise
print_errors = args[:print_errors] || false
current_tries = 0
success = false
until current_tries >= max_tries or success
begin
block.call
rescue Exception => ex
if print_errors
STDERR.puts ex.message
STDERR.puts ex.backtrace
end
current_tries += 1
if current_tries >= max_tries and on_error == :raise
raise ex
end
else
success = true
end
end
end
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