From 5dc72bc1d808b13eb54af08af8bf756d4855a02d Mon Sep 17 00:00:00 2001
From: Alistair Smith <hi@alistair.sh>
Date: Fri, 23 Jan 2026 10:48:34 -0800
Subject: [PATCH] use esm module info in source provider

---
 src/bun.js/bindings/ZigSourceProvider.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/bun.js/bindings/ZigSourceProvider.cpp b/src/bun.js/bindings/ZigSourceProvider.cpp
index ff17060d39..12725df298 100644
--- a/src/bun.js/bindings/ZigSourceProvider.cpp
+++ b/src/bun.js/bindings/ZigSourceProvider.cpp
@@ -75,6 +75,11 @@ Ref<SourceProvider> SourceProvider::create(
     JSC::SourceProviderSourceType sourceType,
     bool isBuiltin)
 {
+    if (resolvedSource.module_info != nullptr) {
+        ASSERT(!resolvedSource.isCommonJSModule);
+        sourceType = JSC::SourceProviderSourceType::BunTranspiledModule;
+    }
+
     auto string = resolvedSource.source_code.toWTFString(BunString::ZeroCopy);
     auto sourceURLString = resolvedSource.source_url.toWTFString(BunString::ZeroCopy);