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c5ff019a4e
PR-URL: https://github.com/nodejs/node/pull/37330 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com>
16 lines
518 B
JavaScript
16 lines
518 B
JavaScript
// Copyright 2018 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Test subclassing of Segmenter
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class CustomSegmenter extends Intl.Segmenter {
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constructor(locales, options) {
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super(locales, options);
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this.isCustom = true;
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}
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}
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const seg = new CustomSegmenter("zh");
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assertEquals(true, seg.isCustom, "Custom property");
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assertEquals(Object.getPrototypeOf(seg), CustomSegmenter.prototype, "Prototype");
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