forked from helm/helm-classic
/
latest.go
51 lines (41 loc) · 1.19 KB
/
latest.go
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package release
import (
"github.com/google/go-github/github"
)
// Owner is default Helm repository owner or organization.
var Owner = "helm"
// Project is the default Helm repository name.
var Project = "helm"
// RepoService is a GitHub client instance.
var RepoService GHRepoService
// GHRepoService is a restricted interface to GitHub client operations.
type GHRepoService interface {
GetLatestRelease(string, string) (*github.RepositoryRelease, *github.Response, error)
}
// Latest returns information on the latest Helm version.
func Latest() (*github.RepositoryRelease, error) {
if RepoService == nil {
RepoService = github.NewClient(nil).Repositories
}
rel, _, err := RepoService.GetLatestRelease(Owner, Project)
return rel, err
}
// LatestVersion returns the string version for the latest release.
func LatestVersion() (string, error) {
rel, err := Latest()
if err != nil {
return "", err
}
if rel.TagName == nil {
return "", nil
}
return *rel.TagName, nil
}
// LatestDownloadURL returns the URL from which to download a release.
func LatestDownloadURL() (string, error) {
src, err := Latest()
if err != nil || src.HTMLURL == nil {
return "", err
}
return *src.HTMLURL, err
}