Fix content detection in later Oxide versions

Author: thecrypticace

packages/tailwindcss-language-server/package.json

@@ -40,7 +40,7 @@
     "@tailwindcss/forms": "0.5.3",
     "@tailwindcss/language-service": "workspace:*",
     "@tailwindcss/line-clamp": "0.4.2",
-    "@tailwindcss/oxide": "^4.0.0-alpha.19",
+    "@tailwindcss/oxide": "^4.0.15",
     "@tailwindcss/typography": "0.5.7",
     "@types/braces": "3.0.1",
     "@types/color-name": "^1.1.3",

packages/tailwindcss-language-server/src/oxide.ts

@@ -68,7 +68,7 @@ async function loadOxideAtPath(id: string): Promise<Oxide | null> {
   let oxide = await import(id)
 
   // This is a much older, unsupported version of Oxide before v4.0.0-alpha.1
-  if (!oxide.scanDir) return null
+  if (!oxide.scanDir && !oxide.Scanner) return null
 
   return oxide
 }
@@ -101,7 +101,7 @@ interface ScanResult {
  * For example, the `sources` option is ignored before v4.0.0-alpha.19.
  */
 export async function scan(options: ScanOptions): Promise<ScanResult | null> {
-  const oxide = await loadOxideAtPath(options.oxidePath)
+  let oxide = await loadOxideAtPath(options.oxidePath)
   if (!oxide) return null
 
   // V1