Add version subcommand

cmd/boring/main.go

@@ -49,6 +49,8 @@ func main() {
 		listTunnels()
 	case "edit", "e":
 		openConfig()
+	case "version", "v":
+		printVersion()
 	default:
 		log.Printf("Unknown command: %v\n", os.Args[1])
 		printUsage()
@@ -79,21 +81,25 @@ func initLogging() {
 	log.Init(os.Stdout, isTerm, useColors)
 }
 
-func printUsage() {
+func printVersion() {
 	v := version
 	if v == "" {
 		v = "snapshot"
 		if commit != "" {
 			v += fmt.Sprintf(" (#%s)", commit)
 		}
 	}
+	log.Emitf("boring %s\n", v)
+}
 
-	log.Printf("boring %s\n", v)
+func printUsage() {
+	log.Printf("The `boring` SSH tunnel manager.\n\n")
 	log.Printf("Usage:\n")
 	log.Printf("  boring list, l                List all tunnels\n")
 	log.Printf(`  boring open, o (-a | <patterns>...)
     <patterns>...               Open tunnels matching any glob pattern
     -a, --all                   Open all tunnels` + "\n")
 	log.Printf("  boring close, c               Close tunnels (same options as 'open')\n")
 	log.Printf("  boring edit, e                Edit the configuration file\n")
+	log.Printf("  boring version, v             Show the version number\n")
 }

completions/boring.bash

@@ -2,7 +2,7 @@ _boring() {
     local cur cmd
     cur="${COMP_WORDS[COMP_CWORD]}"
 
-    local commands=("open" "close" "list" "edit")
+    local commands=("open" "close" "list" "edit" "version")
 
     _boring_get_names() {
         local status="$1"

completions/boring.fish

@@ -30,7 +30,7 @@ function __boring_complete
     set arguments (commandline -opc)[3..-1]
 
     if test (count $command) -eq 0
-        printf "%s\n" open close list edit
+        printf "%s\n" open close list edit version
         return
     end
 

completions/boring.zsh

@@ -5,6 +5,7 @@ _boring() {
         "close"
         "list"
         "edit"
+        "version"
     )
 
     _boring_get_names() {