Fix multiple spaces when version number is empty

src/modules.go

@@ -375,7 +375,7 @@ func initializeModuleMap() {
 	RegisterModule(localIpModule)
 
 	// DEWM module
-	dewmModule := StormfetchModule{stormfetchModuleConfig: stormfetchModuleConfig{Name: "de_wm", Format: "%3${DEWM_TYPE}: %4${DEWM_NAME} ${DEWM_VERSION} ($DISPLAY_PROTOCOL)"}, Execute: func(sm StormfetchModule) string {
+	dewmModule := StormfetchModule{stormfetchModuleConfig: stormfetchModuleConfig{Name: "de_wm", Format: "%3${DEWM_TYPE}: %4${DEWM_NAME} ($DISPLAY_PROTOCOL)"}, Execute: func(sm StormfetchModule) string {
 		// Return empty string if currently in TTY
 		if os.Getenv("XDG_SESSION_TYPE") == "" || os.Getenv("XDG_SESSION_TYPE") == "tty" {
 			return ""
@@ -395,8 +395,6 @@ func initializeModuleMap() {
 				return dewm.Name
 			case "DEWM_TYPE":
 				return dewm.Type
-			case "DEWM_VERSION":
-				return dewm.Version
 			case "DISPLAY_PROTOCOL":
 				return displayProtocol
 			default:

src/system.go

@@ -146,21 +146,35 @@ func GetInitSystem() string {
 	// Special cases
 	// OpenRC check
 	if _, err := os.Stat("/usr/sbin/openrc"); err == nil {
-		return "OpenRC " + runCommand("openrc --version | awk '{print $3}'", "/bin/sh")
+		openrcVersion := runCommand("openrc --version | awk '{print $3}'", "/bin/sh")
+		if openrcVersion != "" {
+			return "OpenRC " + openrcVersion
+		} else {
+			return "OpenRC"
+		}
 	}
 
 	// Default PID 1 process name checking
-	switch process.Executable() {
+	initName := process.Executable()
+	initVersion := ""
+	switch initName {
 	case "systemd":
-		return "Systemd " + runCommand("systemctl --version | head -n1 | awk '{print $2}'", "/bin/sh")
+		initName = "Systemd"
+		initVersion = runCommand("systemctl --version | head -n1 | awk '{print $2}'", "/bin/sh")
 	case "runit":
-		return "Runit"
+		initName = "Runit"
 	case "dinit":
-		return "Dinit " + runCommand("dinit --version | head -n1 | awk '{print substr($3, 1, length($3)-1)}'", "/bin/sh")
+		initName = "Dinit"
+		initVersion = runCommand("dinit --version | head -n1 | awk '{print substr($3, 1, length($3)-1)}'", "/bin/sh")
 	case "enit":
-		return "Enit " + runCommand("enit --version | awk '{print $3}'", "/bin/sh")
-	default:
-		return process.Executable()
+		initName = "Enit"
+		initVersion = runCommand("enit --version | awk '{print $3}'", "/bin/sh")
+	}
+
+	if initVersion != "" {
+		return initName + " " + initVersion
+	} else {
+		return initName
 	}
 }
 

src/user.go

@@ -14,7 +14,6 @@ import (
 type DEWM struct {
 	Name string
 	Type string
-	Version string
 }
 
 func GetShell() string {
@@ -34,21 +33,30 @@ func GetShell() string {
 			shell = userInfo[6]
 		}
 	}
-	shellName := filepath.Base(shell)
-	switch shellName {
-	case "dash":
-		return "Dash"
+	shellName := "Unknown"
+	shellVersion := ""
+	switch filepath.Base(shell) {
 	case "bash":
-		return "Bash " + runCommand("$SHELL --version | head -n1 | awk '{print $4}'", "/bin/sh")
+		shellName = "Bash"
+		shellVersion = runCommand("$SHELL --version | head -n1 | awk '{print $4}'", "/bin/sh")
 	case "zsh":
-		return "Zsh " + runCommand("$SHELL --version | awk '{print $2}'", "/bin/sh")
+		shellName = "Zsh"
+		shellVersion = runCommand("$SHELL --version | awk '{print $2}'", "/bin/sh")
 	case "fish":
-		return "Fish " + runCommand("$SHELL --version | awk '{print $3}'", "/bin/sh")
+		shellName = "Fish"
+		shellVersion = runCommand("$SHELL --version | awk '{print $3}'", "/bin/sh")
 	case "nu":
-		return "Nushell " + runCommand("$SHELL --version", "/bin/sh")
+		shellName = "Nushell"
+		shellVersion = runCommand("$SHELL --version", "/bin/sh")
 	default:
 		return "Unknown"
 	}
+
+	if shellVersion != "" {
+		return shellName + " " + shellVersion
+	} else {
+		return shellName
+	}
 }
 
 func GetDEWM() DEWM {
@@ -68,96 +76,140 @@ func GetDEWM() DEWM {
 		dewm := DEWM{
 			Name: "KDE Plasma",
 			Type: "DE",
-			Version: runCommand("plasmashell --version | awk '{print $2}'", "/bin/sh"),
 		}
+
+		if version := runCommand("plasmashell --version | awk '{print $2}'", "/bin/sh"); version != "" {
+			dewm.Name += " " + version
+		}
+
 		return dewm
 	} else if processExists("gnome-session") {
 		dewm := DEWM{
 			Name: "Gnome",
 			Type: "DE",
-			Version: runCommand("gnome-shell --version | awk '{print $3}'", "/bin/sh"),
 		}
+
+		if version := runCommand("gnome-shell --version | awk '{print $3}'", "/bin/sh"); version != "" {
+			dewm.Name += " " + version
+		}
+
 		return dewm
 	} else if processExists("xfce4-session") {
 		dewm := DEWM{
 			Name: "XFCE",
 			Type: "DE",
-			Version: runCommand("xfce4-session --version | head -n1 | awk '{print $2}'", "/bin/sh"),
 		}
+
+		if version := runCommand("xfce4-session --version | head -n1 | awk '{print $2}'", "/bin/sh"); version != "" {
+			dewm.Name += " " + version
+		}
+
 		return dewm
 	} else if processExists("cinnamon") {
 		dewm := DEWM{
 			Name: "Cinnamon",
 			Type: "DE",
-			Version: runCommand("cinnamon --version | awk '{print $3}'", "/bin/sh"),
 		}
+
+		if version := runCommand("cinnamon --version | awk '{print $3}'", "/bin/sh"); version != "" {
+			dewm.Name += " " + version
+		}
+
 		return dewm
 	} else if processExists("mate-panel") {
 		dewm := DEWM{
 			Name: "MATE",
 			Type: "DE",
-			Version: runCommand("mate-about --version | awk '{print $4}'", "/bin/sh"),
 		}
+
+		if version := runCommand("mate-about --version | awk '{print $4}'", "/bin/sh"); version != "" {
+			dewm.Name += " " + version
+		}
+
 		return dewm
 	} else if processExists("lxsession") {
 		dewm := DEWM{
 			Name: "LXDE",
 			Type: "DE",
-			Version: "",
 		}
+
 		return dewm
 	} else if processExists("lxqt-session") {
 		dewm := DEWM{
 			Name: "LXQt",
 			Type: "DE",
-			Version: runCommand("lxqt-session --version | head -n1 | awk '{print $2}'", "/bin/sh"),
 		}
+
+		if version := runCommand("lxqt-session --version | head -n1 | awk '{print $2}'", "/bin/sh"); version != "" {
+			dewm.Name += " " + version
+		}
+
 		return dewm
 	} else if processExists("i3") || processExists("i3-with-shmlog") {
 		dewm := DEWM{
 			Name: "i3",
 			Type: "WM",
-			Version: runCommand("i3 --version | awk '{print $3}'", "/bin/sh"),
 		}
+
+		if version := runCommand("i3 --version | awk '{print $3}'", "/bin/sh"); version != "" {
+			dewm.Name += " " + version
+		}
+
 		return dewm
 	} else if processExists("sway") {
 		dewm := DEWM{
 			Name: "Sway",
 			Type: "WM",
-			Version: runCommand("sway --version | awk '{print $3}'", "/bin/sh"),
 		}
+
 		if runCommand("sway --version | awk '{print $1}'", "/bin/sh") == "swayfx" {
 			dewm.Name = "SwayFX"
 		} else {
 			dewm.Name = "Sway"
 		}
+
+		if version := runCommand("sway --version | awk '{print $3}'", "/bin/sh"); version != "" {
+			dewm.Name += " " + version
+		}
+
 		return dewm
 	} else if processExists("bspwm") {
 		dewm := DEWM{
 			Name: "Bspwm",
 			Type: "WM",
-			Version: runCommand("bspwm -v", "/bin/sh"),
 		}
+
+		if version := runCommand("bspwm -v", "/bin/sh"); version != "" {
+			dewm.Name += " " + version
+		}
+
 		return dewm
 	} else if processExists("Hyprland") {
 		dewm := DEWM{
 			Name: "Hyprland",
 			Type: "WM",
-			Version: runCommand("hyprctl version | sed -n 3p | awk '{print $2}' | tr -d 'v,'", "/bin/sh"),
 		}
+
+		if version := runCommand("hyprctl version | sed -n 3p | awk '{print $2}' | tr -d 'v,'", "/bin/sh"); version != "" {
+			dewm.Name += " " + version
+		}
+
 		return dewm
 	} else if processExists("icewm-session") {
 		dewm := DEWM{
 			Name: "IceWM",
 			Type: "WM",
-			Version: runCommand("icewm --version | awk '{print $2}'", "/bin/sh"),
 		}
+
+		if version := runCommand("icewm --version | awk '{print $2}'", "/bin/sh"); version != "" {
+			dewm.Name += " " + version
+		}
+
 		return dewm
 	}
 	return DEWM{
 		Name: "Unknown",
 		Type: "Unknown",
-		Version: "Unknown",
 	}
 }