wm: Added support for more window managers.

neofetch

@@ -793,17 +793,16 @@ get_wm() {
                                -e "monsterwm" \
                                -e "tinywm")"
 
-        if [[ "$wm_version" == "on" ]]; then
-            wmv="$wm $("${wm,,}" --version || \
-                       "${wm,,}" -v || \
-                       "${wm,,}_x11" -v)" || \
-                       "${wm,,}_wayland" -v")"
+        if [[ "$wm_version" == "on" && "$wm" ]]; then
+            wmv="$("${wm,,}" --version || "${wm,,}" -v 2>&1)"
+            wmv="$wm ${wmv:-$("${wm,,}_x11" -v || "${wm,,}_wayland" -v)}"
+            wmv="${wmv/$wm ${wm}?/$wm }"
             wmv="${wmv/$wm $wm/$wm}"
-            wmv="${wmv/$wm ${wm}?/$wm}"
             wmv="${wmv/copyright*}"
             wmv="${wmv/version }"
             wmv="${wmv/©*}"
             wmv="${wmv/(c)*}"
+            wmv="${wmv/ : }"
             wm="$wmv"
         fi
     else