Fixed missing cmd/dummy-blockchain, put back support for CLI at top of package

Author: maoueh

cmd/dummy-blockchain/app/main.go cmd/dummy-blockchain/app/app.gocmd/dummy-blockchain/app/main.go renamed to cmd/dummy-blockchain/app/app.go

@@ -42,11 +42,11 @@ func (f *Flags) GenesisTime() (time.Time, error) {
 
 var cliOpts Flags
 
-func Main() {
+func Main(version string) {
 	root := &cobra.Command{
 		Use:     "dummy-blockchain",
 		Short:   "CLI for the Dummy Chain",
-		Version: VersionString(),
+		Version: VersionString(version),
 	}
 
 	root.SetOutput(os.Stderr)

cmd/dummy-blockchain/app/version.go

@@ -5,27 +5,23 @@ import (
 	"runtime/debug"
 )
 
-var (
-	Version = "0.0.1"
-)
-
-func VersionString() string {
+func VersionString(version string) string {
 	gitCommit := "unknown"
 	gitDate := "unknown"
 
 	if info, ok := debug.ReadBuildInfo(); ok {
 		for _, setting := range info.Settings {
 			switch setting.Key {
 			case "vcs.revision":
-				gitCommit = setting.Value
+				gitCommit = setting.Value[:7]
 			case "vcs.time":
 				gitDate = setting.Value
 			}
 		}
 	}
 
 	return fmt.Sprintf(
-		"%v (Commit=%q Commit Date=%q)",
-		Version, gitCommit, gitDate,
+		"%v (Commit: %s, Commit Date: %s)",
+		version, gitCommit, gitDate,
 	)
 }

cmd/dummy-blockchain/main.go

@@ -1,7 +1,12 @@
 package main
 
-import "github.com/streamingfast/dummy-blockchain/cmd/dummy-blockchain/app"
+import (
+	"github.com/streamingfast/dummy-blockchain/cmd/dummy-blockchain/app"
+)
+
+// Injected at build time
+var Version string = "<missing>"
 
 func main() {
-	app.Main()
+	app.Main(Version)
 }

main.go

@@ -1,7 +1,12 @@
 package main
 
-import "github.com/streamingfast/dummy-blockchain/cmd/dummy-blockchain/app"
+import (
+	"github.com/streamingfast/dummy-blockchain/cmd/dummy-blockchain/app"
+)
+
+// Injected at build time
+var Version string = "<missing>"
 
 func main() {
-	app.Main()
+	app.Main(Version)
 }