Fix @babel/core@7.0.0 compatibility

babel · Mar 9, 2022 · 51439df · 51439df
1 parent d1c7ee5
commit 51439df
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/packages/babel-helpers/src/index.ts b/packages/babel-helpers/src/index.ts
@@ -271,7 +271,11 @@ function loadHelper(name: string) {
     const fn = (): File => {
       if (!process.env.BABEL_8_BREAKING) {
         if (!FileClass) {
-          return { ast: file(helper.ast()) } as File;
+          const fakeFile = { ast: file(helper.ast()), path: null } as File;
+          traverse(fakeFile.ast, {
+            Program: path => (fakeFile.path = path).stop(),
+          });
+          return fakeFile;
         }
       }
       return new FileClass(