fynjs API
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    Type Alias StepCallback<T>

    StepCallback: (err?: Error | null, value?: T) => void

    The next callback given to a callbackStep.

    Type Parameters

    • T

    Type Declaration

      • (err?: Error | null, value?: T): void

      • Parameters

        • Optionalerr: Error | null
        • Optionalvalue: T

        Returns void

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