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Versions: 73
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Contents
module Tins
module Attempt
def attempt(opts = {}, &block)
sleep = nil
exception_class = StandardError
if Numeric === opts
attempts = opts
else
attempts = opts[:attempts] || 1
exception_class = opts[:exception_class] if opts.key?(:exception_class)
sleep = opts[:sleep]
reraise = opts[:reraise]
end
return if attempts <= 0
count = 0
if exception_class.nil?
begin
count += 1
if block.call(count)
return true
elsif count < attempts
sleep_duration(sleep, count)
end
end until count == attempts
false
else
begin
count += 1
block.call(count)
true
rescue exception_class
if count < attempts
sleep_duration(sleep, count)
retry
end
reraise ? raise : false
end
end
end
private
def sleep_duration(duration, count)
case duration
when Numeric
sleep duration
when Proc
sleep duration.call(count)
end
end
end
end
Version data entries
73 entries across 71 versions & 7 rubygems