d2/cmd/version/version.go
Alexander Wang 524c089a74 oss
Co-authored-by: Anmol Sethi <hi@nhooyr.io>
2022-11-03 06:54:49 -07:00

38 lines
958 B
Go

package version
import (
"context"
"github.com/google/go-github/github"
"oss.terrastruct.com/cmdlog"
)
// Pre-built binaries will have version set during build time.
var Version = "master (built from source)"
func CheckVersion(ctx context.Context, logger *cmdlog.Logger) {
logger.Info.Printf("D2 version: %s\n", Version)
if Version == "master (built from source)" {
return
}
logger.Info.Printf("Checking for updates...")
latest, err := getLatestVersion(ctx)
if err != nil {
logger.Debug.Printf("Error reaching Github for latest version: %s", err.Error())
} else if Version != "master" && Version != latest {
logger.Info.Printf("A new version of D2 is available: %s -> %s", Version, latest)
}
}
func getLatestVersion(ctx context.Context) (string, error) {
client := github.NewClient(nil)
rep, _, err := client.Repositories.GetLatestRelease(ctx, "terrastruct", "d2")
if err != nil {
return "", err
}
return *rep.TagName, nil
}