зеркало из https://github.com/mozilla/gecko-dev.git
23 строки
581 B
JavaScript
23 строки
581 B
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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/**
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* Truncate the string and add ellipsis to the middle of the string.
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*/
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function truncateString(str, maxLength) {
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if (!str || str.length <= maxLength) {
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return str;
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}
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return (
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str.substring(0, Math.ceil(maxLength / 2)) +
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"…" +
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str.substring(str.length - Math.floor(maxLength / 2))
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);
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}
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exports.truncateString = truncateString;
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