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https://github.com/react/react-native-devtools-frontend.git
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Simon Zünd
e6c698951f
This CL is part of a cleanup effort to get rid of Array#remove. The code for the helper and the unit test is duplicated for now. Once all use-sites of Array#remove are cleaned up, we can remove Array#remove itself (plus the unit test). R=jacktfranklin@chromium.org Bug: chromium:1050549 Change-Id: Icef15af1a85d15e2d833a5ac2ba95e3591bb256a Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2094124 Commit-Queue: Simon Zünd <szuend@chromium.org> Reviewed-by: Jack Franklin <jacktfranklin@chromium.org>
29 lines
779 B
JavaScript
29 lines
779 B
JavaScript
// Copyright (c) 2020 The Chromium 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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/**
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* @param {!Array<T>} array
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* @param {!T} element
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* @param {boolean=} firstOnly Only remove the first occurrence of `element` from the array.
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* @return {boolean} True, if any element got removed.
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* @template T
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*/
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export const removeElement = (array, element, firstOnly) => {
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let index = array.indexOf(element);
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if (index === -1) {
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return false;
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}
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if (firstOnly) {
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array.splice(index, 1);
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return true;
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}
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for (let i = index + 1, n = array.length; i < n; ++i) {
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if (array[i] !== element) {
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array[index++] = array[i];
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}
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}
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array.length = index;
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return true;
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};
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