perf: early return for the unsupported protocol

Author: 9romise

src/providers/completion-item/version.ts

@@ -28,14 +28,14 @@ export class VersionCompletionItemProvider<T extends Extractor> implements Compl
       version,
     } = info
 
-    const pkg = await getPackageInfo(name)
-    if (!pkg)
-      return
-
     const parsed = parseVersion(version)
     if (!parsed)
       return
 
+    const pkg = await getPackageInfo(name)
+    if (!pkg)
+      return
+
     const items: CompletionItem[] = []
 
     for (const semver in pkg.versionsMeta) {