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# File 'lib/openai_compatible_errors/retry.rb', line 122
def decide_retry(error, context, policy: RetryPolicy.new, random: nil)
return plan(:manual_decision, :invalid_context) unless error.is_a?(ApiError)
return plan(:manual_decision, :invalid_context) unless context.is_a?(RetryContext)
return plan(:manual_decision, :invalid_context) unless policy.is_a?(RetryPolicy)
return plan(:manual_decision, :invalid_context) unless context.attempt.positive? &&
context.elapsed_ms >= 0 && !context.method.empty?
return plan(:do_not_retry, :partial_stream_output) if context.has_stream_output ||
context.phase == :sse_after_output
return plan(:do_not_retry, :request_completed) if context.phase == :completed
return plan(:do_not_retry, :caller_aborted) if error.category == :aborted
return plan(:manual_decision, :conflict_requires_resolution) if error.category == :conflict
return plan(:do_not_retry, :permanent_error) if PERMANENT.include?(error.category)
return plan(:do_not_retry, :replay_unsafe) if context.replay_safety == :unsafe
return plan(:manual_decision, :unknown_phase) if context.phase == :unknown
return plan(:manual_decision, :unknown_replay_safety) if context.replay_safety == :unknown
return plan(:manual_decision, :unclassified_error) unless TRANSIENT.include?(error.category)
return plan(:do_not_retry, :attempt_budget_exhausted) if context.attempt >= policy.max_attempts
return plan(:do_not_retry, :time_budget_exhausted) if context.elapsed_ms >= policy.max_elapsed_ms
if error.retry_after_ms
delay = error.retry_after_ms
return plan(:do_not_retry, :retry_after_exceeds_budget) if delay > policy.max_delay_ms ||
context.elapsed_ms + delay > policy.max_elapsed_ms
return RetryPlan.new(action: :retry, reason: :transient_and_replay_safe,
delay_ms: delay, delay_source: :server)
end
exponent = [context.attempt - 1, 30].min
cap = [policy.base_delay_ms * (2**exponent), policy.max_delay_ms].min
delay =
if policy.jitter == :none
cap
else
sample = random ? random.call : Kernel.rand
return plan(:manual_decision, :invalid_context) unless sample.is_a?(Numeric) &&
sample.finite? && sample >= 0 && sample <= 1
(cap * sample).round
end
return plan(:do_not_retry, :time_budget_exhausted) if context.elapsed_ms + delay > policy.max_elapsed_ms
RetryPlan.new(action: :retry, reason: :transient_and_replay_safe,
delay_ms: delay, delay_source: :backoff)
rescue StandardError
plan(:manual_decision, :invalid_context)
end
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