From 1f137d6a308ef1fa88c1f20ea587ad9500c88df1 Mon Sep 17 00:00:00 2001
From: j4k0xb <55899582+j4k0xb@users.noreply.github.com>
Date: Sat, 13 Jan 2024 03:38:30 +0100
Subject: [PATCH] fix: support multiple namespace imports

---
 .../webcrack/src/unpack/test/exports.test.ts  | 10 +++++++
 .../unpack/webpack/import-export-manager.ts   | 27 ++++++++++---------
 2 files changed, 25 insertions(+), 12 deletions(-)

diff --git a/packages/webcrack/src/unpack/test/exports.test.ts b/packages/webcrack/src/unpack/test/exports.test.ts
index ca40c96f..6cec855c 100644
--- a/packages/webcrack/src/unpack/test/exports.test.ts
+++ b/packages/webcrack/src/unpack/test/exports.test.ts
@@ -114,6 +114,16 @@ describe('webpack 4', () => {
       export * as lib from "lib";
     `));
 
+  test('multiple re-export all as named', () =>
+    expectJS(`
+      __webpack_require__.d(__webpack_exports__, "lib", function() { return lib; });
+      __webpack_require__.d(__webpack_exports__, "lib2", function() { return lib; });
+      var lib = __webpack_require__("lib");
+    `).toMatchInlineSnapshot(`
+      export * as lib from "lib";
+      export * as lib2 from "lib";
+    `));
+
   test('re-export all as default', () =>
     expectJS(`
       __webpack_require__.d(__webpack_exports__, "default", function() { return lib; });
diff --git a/packages/webcrack/src/unpack/webpack/import-export-manager.ts b/packages/webcrack/src/unpack/webpack/import-export-manager.ts
index f4c25bcc..8e8de41a 100644
--- a/packages/webcrack/src/unpack/webpack/import-export-manager.ts
+++ b/packages/webcrack/src/unpack/webpack/import-export-manager.ts
@@ -25,7 +25,7 @@ interface RequireVar {
   defaultImport?: t.ImportDefaultSpecifier;
   namespaceImport?: t.ImportNamespaceSpecifier;
   namedImports: t.ImportSpecifier[];
-  namespaceExport?: t.ExportNamespaceSpecifier;
+  namespaceExports: t.ExportNamespaceSpecifier[];
   namedExports: t.ExportSpecifier[];
 }
 
@@ -66,16 +66,18 @@ export class ImportExportManager {
         requireVar.namedExports,
         t.stringLiteral(requireVar.moduleId),
       );
+      // TODO: resolve module id to path
+      const namespaceExports = requireVar.namespaceExports.map((specifier) =>
+        t.exportNamedDeclaration(
+          undefined,
+          [specifier],
+          t.stringLiteral(requireVar.moduleId),
+        ),
+      );
       if (namedExports.specifiers.length > 0) {
         requireVar.binding.path.parentPath!.insertAfter(namedExports);
       }
-      if (requireVar.namespaceExport) {
-        // TODO: resolve module id to path
-        const namespaceExports = t.exportNamedDeclaration(
-          undefined,
-          [requireVar.namespaceExport],
-          t.stringLiteral(requireVar.moduleId),
-        );
+      if (namespaceExports.length > 0) {
         requireVar.binding.path.parentPath!.insertAfter(namespaceExports);
       }
     });
@@ -108,7 +110,8 @@ export class ImportExportManager {
         !!requireVar.namespaceImport ||
         requireVar.namedImports.length > 0;
       const hasExports =
-        !!requireVar.namespaceExport || requireVar.namedExports.length > 0;
+        requireVar.namespaceExports.length > 0 ||
+        requireVar.namedExports.length > 0;
 
       // side-effect import
       if (!requireVar.binding.referenced && !hasImports && !hasExports) {
@@ -369,8 +372,8 @@ export class ImportExportManager {
    * ```
    */
   private addExportNamespace(requireVar: RequireVar, exportName: string) {
-    requireVar.namespaceExport ??= t.exportNamespaceSpecifier(
-      t.identifier(exportName),
+    requireVar.namespaceExports.push(
+      t.exportNamespaceSpecifier(t.identifier(exportName)),
     );
   }
 
@@ -405,7 +408,7 @@ export class ImportExportManager {
             defaultImport: undefined,
             namespaceImport: undefined,
             namedImports: [],
-            namespaceExport: undefined,
+            namespaceExports: [],
             namedExports: [],
           });
         }