path: refactor logic for to reduce code branches

This refactoring makes sure some code branches will not be hit if
they do not have to be reached.

PR-URL: #25278
Reviewed-By: Michaël Zasso <targos@protonmail.com>

lib/path.js

@@ -224,23 +224,25 @@ const win32 = {
         isAbsolute = true;
       }
 
-      if (device.length > 0 &&
-          resolvedDevice.length > 0 &&
-          device.toLowerCase() !== resolvedDevice.toLowerCase()) {
-        // This path points to another device so it is not applicable
-        continue;
+      if (device.length > 0) {
+        if (resolvedDevice.length > 0) {
+          if (device.toLowerCase() !== resolvedDevice.toLowerCase())
+            // This path points to another device so it is not applicable
+            continue;
+        } else {
+          resolvedDevice = device;
+        }
       }
 
-      if (resolvedDevice.length === 0 && device.length > 0) {
-        resolvedDevice = device;
-      }
-      if (!resolvedAbsolute) {
-        resolvedTail = path.slice(rootEnd) + '\\' + resolvedTail;
+      if (resolvedAbsolute) {
+        if (resolvedDevice.length > 0)
+          break;
+      } else {
+        resolvedTail = `${path.slice(rootEnd)}\\${resolvedTail}`;
         resolvedAbsolute = isAbsolute;
-      }
-
-      if (resolvedDevice.length > 0 && resolvedAbsolute) {
-        break;
+        if (isAbsolute && resolvedDevice.length > 0) {
+          break;
+        }
       }
     }