test go version

main.go

@@ -6,6 +6,7 @@ import (
 	"log"
 	"os"
 	"os/signal"
+	"runtime"
 	"runtime/debug"
 	"syscall"
 
@@ -44,18 +45,34 @@ func parseFlag(args []string) {
 	flag.CommandLine.Parse(args)
 }
 
+func versionInfo() *debug.BuildInfo {
+	if info, ok := debug.ReadBuildInfo(); ok {
+		return info
+	}
+	return nil
+}
+
 func main() {
-	bi, ok := debug.ReadBuildInfo()
-	if ok {
-		fmt.Printf("bi: %v\n", bi)
+	versionInfo := versionInfo()
+	var goVersion string
+	var airVersion string
+	if versionInfo != nil {
+		goVersion = versionInfo.GoVersion
+		airVersion = versionInfo.Main.Version
+	} else {
+		airVersion = "(unknown version)"
+		goVersion = runtime.Version()
 	}
-	goversion := bi.GoVersion
+	// TODO: how to get the version of the binary? gofumpt
+	// https://github.com/cosmtrek/air/issues/434 but just get devel :(
+	// https: // www.reddit.com/r/golang/comments/udhml7/best_way_to_embed_version_info_into_binary/
+	// go embed maybe a good idea
 	fmt.Printf(`
   __    _   ___  
  / /\  | | | |_) 
 /_/--\ |_| |_| \_ %s, built with Go %s
 
-`, airVersion, goversion)
+`, airVersion, goVersion)
 
 	if showVersion {
 		return

version.go

@@ -1,4 +1,6 @@
 package main
 
-var airVersion string
-var goVersion string
+var (
+	airVersion string
+	goVersion  string
+)