seqnum

package
v0.3.0 Latest Latest
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Published: Aug 14, 2018 License: Apache-2.0 Imports: 5 Imported by: 1

Documentation

Overview

Package seqnum provides utilities to persistently store sequence number in a file and compare against the stored value to ensure a sequence number is processed only once in the extension handler.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func IsSmallerThan

func IsSmallerThan(path string, num int) (bool, error)

IsSmallerThan returns true if the sequence number stored at path is smaller than the provided num. If no number is stored, returns true and no error.

func Set

func Set(path string, num int) error

Set replaces the stored sequence number in file, or creates a new file at path if it does not exist.

Types

This section is empty.

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