67 lines
1.3 KiB
Go
67 lines
1.3 KiB
Go
package main
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import (
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"flag"
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"fmt"
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"github.com/MedzikUser/go-github-selfupdate/selfupdate"
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"os"
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"regexp"
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"strings"
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)
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func usage() {
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fmt.Fprintln(os.Stderr, "Usage: detect-latest-release [flags] {repo}\n\n {repo} must be URL to GitHub repository or in 'owner/name' format.\n\nFlags:\n")
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flag.PrintDefaults()
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}
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func main() {
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asset := flag.Bool("asset", false, "Output URL to asset")
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notes := flag.Bool("release-notes", false, "Output release notes additionally")
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url := flag.Bool("url", false, "Output URL for release page")
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flag.Usage = usage
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flag.Parse()
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if flag.NArg() != 1 {
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usage()
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os.Exit(1)
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}
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repo := flag.Arg(0)
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if strings.HasPrefix(repo, "https://") {
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repo = repo[len("https://"):]
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}
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if strings.HasPrefix(repo, "github.com/") {
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repo = repo[len("github.com/"):]
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}
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matched, err := regexp.MatchString("[^/]+/[^/]+", repo)
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if err != nil {
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panic(err)
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}
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if !matched {
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usage()
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os.Exit(1)
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}
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latest, found, err := selfupdate.DetectLatest(repo)
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if 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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if !found {
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fmt.Println("No release was found")
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} else {
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if *asset {
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fmt.Println(latest.AssetURL)
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} else if *url {
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fmt.Println(latest.URL)
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} else {
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fmt.Println(latest.Version)
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if *notes {
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fmt.Printf("\nRelease Notes:\n%s\n", latest.ReleaseNotes)
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}
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}
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}
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}
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