test262/test/language/module-code/eval-export-dflt-expr-fn-an...

33 lines
1.1 KiB
JavaScript

// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: >
Default AssignmentExpression (which can be recognized as an "anonymous"
function declaration) is correctly initialized upon evaluation
esid: sec-moduleevaluation
info: |
[...]
16. Let result be the result of evaluating module.[[ECMAScriptCode]].
[...]
15.2.3.11 Runtime Semantics: Evaluation
ExportDeclaration : export default AssignmentExpression;
[...]
3. If IsAnonymousFunctionDefinition(AssignmentExpression) is true, then
a. Let hasNameProperty be ? HasOwnProperty(value, "name").
b. If hasNameProperty is false, perform SetFunctionName(value,
"default").
4. Let env be the running execution context's LexicalEnvironment.
5. Perform ? InitializeBoundName("*default*", value, env).
[...]
flags: [module]
---*/
export default (function() { return 99; });
import f from './eval-export-dflt-expr-fn-anon.js';
assert.sameValue(f(), 99, 'binding initialized');
assert.sameValue(f.name, 'default', 'correct name is assigned');