node/deps/v8/test/intl/segmenter/subclassing.js
Michaël Zasso 7b48713334
deps: update V8 to 7.3.492.25
PR-URL: https://github.com/nodejs/node/pull/25852
Reviewed-By: Ujjwal Sharma <usharma1998@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
2019-03-14 18:49:21 +01:00

18 lines
554 B
JavaScript

// Copyright 2018 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --harmony-intl-segmenter
// Test subclassing of Segmenter
class CustomSegmenter extends Intl.Segmenter {
constructor(locales, options) {
super(locales, options);
this.isCustom = true;
}
}
const seg = new CustomSegmenter("zh");
assertEquals(true, seg.isCustom, "Custom property");
assertEquals(Object.getPrototypeOf(seg), CustomSegmenter.prototype, "Prototype");