image: Cleanup of get_term_size

neofetch

@@ -3686,13 +3686,8 @@ get_term_size() {
         term_width="${term_size[2]/t*}"
     fi
 
-    # If the sequences above don't work and the user is on a macOS system
-    # or a system not running an X server, return early.
-    [[ -z "$DISPLAY" ]] && \
-        { term_width=0; return; }
-
     # Get terminal width/height if \e[14t is unsupported.
-    if [[ -z "$term_width" ]] || (( "$term_width" < 50 )); then
+    if (( "${term_width:-0}" < 50 )) && [[ "$DISPLAY" && "$os" != "Mac OS X" ]]; then
         if type -p xdotool >/dev/null 2>&1; then
             current_window="$(xdotool getactivewindow)"
             source <(xdotool getwindowgeometry --shell "$current_window")
@@ -3715,13 +3710,11 @@ get_term_size() {
                              awk -F ': ' '/Width|Height/ {printf $2 " "}')"
                 term_width="${term_size/ *}"
                 term_height="${term_size/${term_width}}"
-            else
-                term_width=0
-            fi
-        else
-            term_width=0
             fi
         fi
+    fi
+
+    term_width="${term_width:-0}"
 }
 
 get_image_size() {