fix(systemjs): export named from destructuring object (#14655)

packages/babel-plugin-transform-modules-systemjs/src/index.ts

@@ -190,7 +190,7 @@ export default declare<PluginState>((api, options: Options) => {
             return;
           }
           const exportedNames = this.exports[name];
-          if (!exportedNames) return;
+          if (!exportedNames) continue;
           for (const exportedName of exportedNames) {
             exprs.push(
               this.buildCall(exportedName, t.identifier(name)).expression,

packages/babel-plugin-transform-modules-systemjs/test/fixtures/systemjs/export-named-destructuring-object/input.mjs

@@ -0,0 +1,3 @@
+const { foo: bar, baz } = {};
+
+export { baz }

packages/babel-plugin-transform-modules-systemjs/test/fixtures/systemjs/export-named-destructuring-object/output.mjs

@@ -0,0 +1,14 @@
+System.register([], function (_export, _context) {
+  "use strict";
+
+  var bar, baz;
+  return {
+    setters: [],
+    execute: function () {
+      ({
+        foo: bar,
+        baz
+      } = {}), _export("baz", baz);
+    }
+  };
+});