throw an error when no default export present (#35815)

tests/cases/compiler/reexportMissingDefault.ts

@@ -0,0 +1,6 @@
+// @filename: b.ts
+export const b = null;
+
+// @filename: a.ts
+export { b } from "./b";
+export { default } from "./b";

tests/cases/compiler/reexportMissingDefault1.ts

@@ -0,0 +1,7 @@
+// @esModuleInterop: true
+// @filename: b.ts
+export const b = null;
+
+// @filename: a.ts
+export { b } from "./b";
+export { default } from "./b";

tests/cases/compiler/reexportMissingDefault2.ts

@@ -0,0 +1,7 @@
+// @allowSyntheticDefaultImports: true
+// @filename: b.ts
+export const b = null;
+
+// @filename: a.ts
+export { b } from "./b";
+export { default } from "./b";

tests/cases/compiler/reexportMissingDefault3.ts

@@ -0,0 +1,6 @@
+// @filename: b.ts
+export const b = null;
+
+// @filename: a.ts
+export { b } from "./b";
+export { default as a } from "./b";

tests/cases/compiler/reexportMissingDefault4.ts

@@ -0,0 +1,7 @@
+// @filename: b.d.ts
+declare var b: number;
+export { b };
+
+// @filename: a.ts
+export { b } from "./b";
+export { default } from "./b";

tests/cases/compiler/reexportMissingDefault5.ts

@@ -0,0 +1,8 @@
+// @module: system
+// @filename: b.d.ts
+declare var b: number;
+export { b };
+
+// @filename: a.ts
+export { b } from "./b";
+export { default as Foo } from "./b";

tests/cases/compiler/reexportMissingDefault6.ts

@@ -0,0 +1,7 @@
+// @module: commonjs
+// @filename: b.ts
+export const b = null;
+
+// @filename: a.ts
+export { b } from "./b";
+export { default } from "./b";

tests/cases/compiler/reexportMissingDefault7.ts

@@ -0,0 +1,7 @@
+// @module: ES2015
+// @filename: b.ts
+export const b = null;
+
+// @filename: a.ts
+export { b } from "./b";
+export { default } from "./b";

tests/cases/compiler/reexportMissingDefault8.ts

@@ -0,0 +1,7 @@
+// @esModuleInterop: true
+// @filename: b.ts
+const b = null;
+export = b;
+
+// @filename: a.ts
+export { default } from "./b";