ExportDeclaration : HoistableDeclaration; Fixes gh-2068 (#2737)

test/language/module-code/export-default-asyncfunction-declaration-binding-exists.js

@@ -0,0 +1,23 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+  ExportDeclaration : HoistableDeclaration : AsyncFunctionDeclaration
+  esid: prod-HoistableDeclaration
+info: |
+  ExportDeclaration :
+    HoistableDeclaration[Yield, Await, Default]:
+
+  HoistableDeclaration[Yield, Await, Default]:
+    AsyncFunctionDeclaration[?Yield, ?Await, ?Default]
+
+flags: [module]
+negative:
+  phase: parse
+  type: SyntaxError
+---*/
+
+$DONOTEVALUATE();
+
+class A {};
+export default async function A() {}

test/language/module-code/export-default-asyncfunction-declaration-binding.js

@@ -0,0 +1,18 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+  ExportDeclaration : HoistableDeclaration : AsyncFunctionDeclaration
+  esid: prod-HoistableDeclaration
+info: |
+  ExportDeclaration :
+    HoistableDeclaration[Yield, Await, Default]:
+
+  HoistableDeclaration[Yield, Await, Default]:
+    AsyncFunctionDeclaration[?Yield, ?Await, ?Default]
+
+flags: [module]
+---*/
+
+export default async function A() {}
+A.foo = '';

test/language/module-code/export-default-asyncgenerator-declaration-binding-exists.js

@@ -0,0 +1,23 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+  ExportDeclaration : HoistableDeclaration : AsyncGeneratorDeclaration
+  esid: prod-HoistableDeclaration
+info: |
+  ExportDeclaration :
+    HoistableDeclaration[Yield, Await, Default]:
+
+  HoistableDeclaration[Yield, Await, Default]:
+    AsyncGeneratorDeclaration[?Yield, ?Await, ?Default]
+
+flags: [module]
+negative:
+  phase: parse
+  type: SyntaxError
+---*/
+
+$DONOTEVALUATE();
+
+class AG {}
+export default async function * AG() {}

test/language/module-code/export-default-asyncgenerator-declaration-binding.js

@@ -0,0 +1,18 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+  ExportDeclaration : HoistableDeclaration : AsyncGeneratorDeclaration
+  esid: prod-HoistableDeclaration
+info: |
+  ExportDeclaration :
+    HoistableDeclaration[Yield, Await, Default]:
+
+  HoistableDeclaration[Yield, Await, Default]:
+    AsyncGeneratorDeclaration[?Yield, ?Await, ?Default]
+
+flags: [module]
+---*/
+
+export default async function * AG() {}
+AG.foo = '';

test/language/module-code/export-default-function-declaration-binding-exists.js

@@ -0,0 +1,24 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+  ExportDeclaration : HoistableDeclaration : FunctionDeclaration
+  esid: prod-HoistableDeclaration
+info: |
+  ExportDeclaration :
+    HoistableDeclaration[Yield, Await, Default]:
+
+  HoistableDeclaration[Yield, Await, Default]:
+    FunctionDeclaration[?Yield, ?Await, ?Default]
+
+flags: [module]
+negative:
+  phase: parse
+  type: SyntaxError
+---*/
+
+$DONOTEVALUATE();
+
+class F {}
+export default function F() {}
+

test/language/module-code/export-default-function-declaration-binding.js

@@ -0,0 +1,18 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+  ExportDeclaration : HoistableDeclaration : FunctionDeclaration
+  esid: prod-HoistableDeclaration
+info: |
+  ExportDeclaration :
+    HoistableDeclaration[Yield, Await, Default]:
+
+  HoistableDeclaration[Yield, Await, Default]:
+    FunctionDeclaration[?Yield, ?Await, ?Default]
+
+flags: [module]
+---*/
+
+export default function F() {}
+F.foo = '';

test/language/module-code/export-default-generator-declaration-binding-exists.js

@@ -0,0 +1,23 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+  ExportDeclaration : HoistableDeclaration : GeneratorDeclaration
+  esid: prod-HoistableDeclaration
+info: |
+  ExportDeclaration :
+    HoistableDeclaration[Yield, Await, Default]:
+
+  HoistableDeclaration[Yield, Await, Default]:
+    GeneratorDeclaration[?Yield, ?Await, ?Default]
+
+flags: [module]
+negative:
+  phase: parse
+  type: SyntaxError
+---*/
+
+$DONOTEVALUATE();
+
+class G {}
+export default function * G() {}

test/language/module-code/export-default-generator-declaration-binding.js

@@ -0,0 +1,18 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+description: >
+  ExportDeclaration : HoistableDeclaration : GeneratorDeclaration
+  esid: prod-HoistableDeclaration
+info: |
+  ExportDeclaration :
+    HoistableDeclaration[Yield, Await, Default]:
+
+  HoistableDeclaration[Yield, Await, Default]:
+    GeneratorDeclaration[?Yield, ?Await, ?Default]
+
+flags: [module]
+---*/
+
+export default function * G() {}
+G.foo = '';