From 8a584b3fa1eb20fa24912cccb17c815c92cf0830 Mon Sep 17 00:00:00 2001
From: Dylan Piercey <dpiercey@ebay.com>
Date: Fri, 13 Dec 2024 16:22:43 -0700
Subject: [PATCH] fix: issue with tags api detection (#179)

---
 .changeset/healthy-bees-burn.md |  5 +++++
 src/index.ts                    | 27 ++++++++++++++++++++++-----
 2 files changed, 27 insertions(+), 5 deletions(-)
 create mode 100644 .changeset/healthy-bees-burn.md

diff --git a/.changeset/healthy-bees-burn.md b/.changeset/healthy-bees-burn.md
new file mode 100644
index 0000000..1f1f804
--- /dev/null
+++ b/.changeset/healthy-bees-burn.md
@@ -0,0 +1,5 @@
+---
+"@marko/vite": patch
+---
+
+Fix tags api detection
diff --git a/src/index.ts b/src/index.ts
index 22a6414..67f01bd 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -151,11 +151,7 @@ export default function markoPlugin(opts: Options = {}): vite.Plugin[] {
   let serverManifest: ServerManifest | undefined;
   let basePath = "/";
   let getMarkoAssetFns: undefined | API.getMarkoAssetCodeForEntry[];
-  const tagsAPI = !/^@marko\/translator-(?:default|interop-class-tags)$/.test(
-    opts.translator ||
-      compiler.globalConfig?.translator ||
-      "@marko/translator-default",
-  );
+  let tagsAPI: undefined | boolean;
   const entryIds = new Set<string>();
   const cachedSources = new Map<string, string>();
   const transformWatchFiles = new Map<string, string[]>();
@@ -652,6 +648,27 @@ export default function markoPlugin(opts: Options = {}): vite.Plugin[] {
               }
             }
 
+            if (tagsAPI === undefined) {
+              const translatorPackage =
+                opts.translator ||
+                compiler.globalConfig?.translator ||
+                "marko/translator";
+              if (
+                /^@marko\/translator-(?:default|interop-class-tags)$/.test(
+                  translatorPackage,
+                )
+              ) {
+                tagsAPI = false;
+              } else {
+                try {
+                  tagsAPI =
+                    (await import(translatorPackage)).preferAPI !== "class";
+                } catch {
+                  tagsAPI = true;
+                }
+              }
+            }
+
             source = await getServerEntryTemplate({
               fileName,
               entryData,