36 lines
1.3 KiB
TypeScript
36 lines
1.3 KiB
TypeScript
/*
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* Copyright (C) 2026 Fluxer Contributors
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*
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* This file is part of Fluxer.
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*
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* Fluxer is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Fluxer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
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*/
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const formatterCache = new Map<string, Intl.DateTimeFormat>();
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function buildCacheKey(locale: string, options: Intl.DateTimeFormatOptions): string {
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return `${locale}:${JSON.stringify(options)}`;
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}
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export function getDateFormatter(locale: string, options: Intl.DateTimeFormatOptions = {}): Intl.DateTimeFormat {
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const key = buildCacheKey(locale, options);
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const cached = formatterCache.get(key);
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if (cached !== undefined) {
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return cached;
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}
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const formatter = new Intl.DateTimeFormat(locale, options);
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formatterCache.set(key, formatter);
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return formatter;
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}
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