57 lines
952 B
Go
57 lines
952 B
Go
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package main
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import (
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"flag"
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"fmt"
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"os"
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)
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const version = "1.2.3"
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func selfUpdate() error {
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return nil
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up, err := selfupdate.TryUpdate(version, "go-github-selfupdate", nil)
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if err != nil {
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return err
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}
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if up.Version == version {
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fmt.Println("Current binary is the latest version", version)
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} else {
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fmt.Println("Update successfully done to version", up.Version)
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}
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}
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func usage() {
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fmt.Fprintln(os.Stderr, "Usage: selfupdate-example [flags]")
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flag.PrintDefaults()
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}
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func main() {
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help := flag.Bool("help", false, "Show this help")
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ver := flag.Bool("version", false, "Show version")
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selfupdate := flag.Bool("selfupdate", false, "Try go-github-selfupdate via GitHub")
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flag.Usage = usage
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flag.Parse()
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if *help {
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usage()
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os.Exit(0)
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}
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if *ver {
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fmt.Println(version)
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os.Exit(0)
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}
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if *selfupdate {
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if err := selfUpdate(); err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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os.Exit(0)
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}
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usage()
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}
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