Fix reexport with as

Author: CompuIves

packages/app/src/sandbox/eval/transpilers/babel/convert-esmodule/__snapshots__/index.test.ts.snap

@@ -127,6 +127,15 @@ var c = $csb__b.c;
 "
 `;
 
+exports[`convert-esmodule handles default as exports 1`] = `
+"Object.defineProperty(exports, \\"__esModule\\", {
+  value: true
+});
+var $csb__Field = require(\\"./Field\\");
+exports.Field = $csb__Field.default;
+"
+`;
+
 exports[`convert-esmodule handles export mutations 1`] = `
 "Object.defineProperty(exports, \\"__esModule\\", {
   value: true

packages/app/src/sandbox/eval/transpilers/babel/convert-esmodule/index.test.ts

@@ -121,6 +121,13 @@ describe('convert-esmodule', () => {
     expect(convertEsModule(code)).toMatchSnapshot();
   });
 
+  it('handles default as exports', () => {
+    const code = `
+    export { default as Field } from './Field';
+    `;
+    expect(convertEsModule(code)).toMatchSnapshot();
+  });
+
   it('has good perf', () => {
     /* eslint-disable */
     const code = require('./big-file');

packages/app/src/sandbox/eval/transpilers/babel/convert-esmodule/index.ts

@@ -104,7 +104,11 @@ export function convertEsModule(code: string) {
             program.body.splice(
               i,
               0,
-              generateExportMemberStatement(varName, specifier.exported.name)
+              generateExportMemberStatement(
+                varName,
+                specifier.exported.name,
+                specifier.local.name
+              )
             );
           });
       } else if (statement.declaration) {

packages/app/src/sandbox/eval/transpilers/babel/convert-esmodule/utils.ts

@@ -167,11 +167,12 @@ export function generateAllExportsIterator(varName: string) {
 }
 
 /**
- * exports.$exportName = $varName.$exportName;
+ * exports.$exportName = $varName.$localName;
  */
 export function generateExportMemberStatement(
   varName: string,
-  exportName: string
+  exportName: string,
+  localName: string
 ) {
   return {
     type: n.ExpressionStatement,
@@ -199,7 +200,7 @@ export function generateExportMemberStatement(
         },
         property: {
           type: n.Identifier,
-          name: exportName,
+          name: localName,
         },
       },
     },