v8/test/webkit/class-syntax-call.js
Shu-yu Guo 33eb473037 [class] Improve error message for calling anonymous class constructors
The current error message assumes all classes are named, which results
in a double space and awkward wording when calling an anonymous class
constructor.

Bug: v8:10025
Change-Id: Ibe913152c0816cbbaaa0c7a88db4e415762ae9bb
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1947336
Commit-Queue: Shu-yu Guo <syg@chromium.org>
Auto-Submit: Shu-yu Guo <syg@chromium.org>
Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Cr-Commit-Position: refs/heads/master@{#65354}
2019-12-05 21:13:07 +00:00

39 lines
2.3 KiB
JavaScript

// Copyright 2015 the V8 project authors. All rights reserved.
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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description('Tests for calling the constructors of ES6 classes');
class A { constructor() {} };
class B extends A { constructor() { super() } };
shouldNotThrow('new A');
shouldThrow('A()', '"TypeError: Class constructor A cannot be invoked without \'new\'"');
shouldNotThrow('new B');
shouldThrow('B()', '"TypeError: Class constructor B cannot be invoked without \'new\'"');
shouldNotThrow('new (class { constructor() {} })()');
shouldThrow('(class { constructor() {} })()', '"TypeError: Class constructors cannot be invoked without \'new\'"');
shouldThrow('new (class extends null { constructor() { super() } })()', '"TypeError: Super constructor null of anonymous class is not a constructor"');
shouldThrow('(class extends null { constructor() { super() } })()', '"TypeError: Class constructors cannot be invoked without \'new\'"');
var successfullyParsed = true;