From 53081093fa662b0860d174b9d0e8fc98badcb009 Mon Sep 17 00:00:00 2001
From: WooWan <woohobi@gmail.com>
Date: Wed, 5 Nov 2025 12:50:25 +0900
Subject: [PATCH 1/2] feat(dts-plugin): support type generation for yarn pnp

---
 .../src/core/lib/typeScriptCompiler.ts        | 26 ++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

diff --git a/packages/dts-plugin/src/core/lib/typeScriptCompiler.ts b/packages/dts-plugin/src/core/lib/typeScriptCompiler.ts
index 5678180b8b5..744d64c4486 100644
--- a/packages/dts-plugin/src/core/lib/typeScriptCompiler.ts
+++ b/packages/dts-plugin/src/core/lib/typeScriptCompiler.ts
@@ -158,6 +158,29 @@ const processTypesFile = async (options: {
   }
 };
 
+const getPMFromUserAgent = () => {
+  const userAgent = process.env['npm_config_user_agent'];
+  if (userAgent == null) {
+    return 'null';
+  }
+
+  const name = userAgent.split('/')[0];
+  return name;
+};
+
+const resolvePackageManagerExecutable = () => {
+  const pm = getPMFromUserAgent();
+
+  switch (pm) {
+    case 'yarn':
+      return 'yarn';
+    case 'npm':
+    case 'pnpm':
+    default:
+      return 'npx';
+  }
+};
+
 export const compileTs = async (
   mapComponentsToExpose: Record<string, string>,
   tsConfig: TsConfigJson,
@@ -186,7 +209,8 @@ export const compileTs = async (
           : undefined,
     });
     const execPromise = util.promisify(exec);
-    const cmd = `npx ${remoteOptions.compilerInstance} --project '${tempTsConfigJsonPath}'`;
+    const pmExecutable = resolvePackageManagerExecutable();
+    const cmd = `${pmExecutable} ${remoteOptions.compilerInstance} --project '${tempTsConfigJsonPath}'`;
     try {
       await execPromise(cmd, {
         cwd:

From fbbd52ad015b811d74369f1c100179d735c6631a Mon Sep 17 00:00:00 2001
From: WooWan <woohobi@gmail.com>
Date: Wed, 5 Nov 2025 12:59:57 +0900
Subject: [PATCH 2/2] chore: add changeset

---
 .changeset/curly-carrots-wink.md | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100644 .changeset/curly-carrots-wink.md

diff --git a/.changeset/curly-carrots-wink.md b/.changeset/curly-carrots-wink.md
new file mode 100644
index 00000000000..6b37fe1fa15
--- /dev/null
+++ b/.changeset/curly-carrots-wink.md
@@ -0,0 +1,5 @@
+---
+'@module-federation/dts-plugin': patch
+---
+
+Support type generation for yarn pnp enviornments