mirror of
https://github.com/thepeacockproject/Peacock
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45 lines
1.4 KiB
TypeScript
45 lines
1.4 KiB
TypeScript
/*
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* The Peacock Project - a HITMAN server replacement.
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* Copyright (C) 2021-2023 The Peacock Project Team
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*
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* This program 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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* This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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import { FileChangeInfo, watch } from "fs/promises"
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/**
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* Set up a listener for file/folder changes.
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*
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* @param target The file or folder name to watch.
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* @param callback What to do when the hot updater is triggered.
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*/
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export async function setupHotListener(
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target: string,
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callback: (event: FileChangeInfo<string>) => void,
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): Promise<void> {
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try {
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const watcher = watch(target, {})
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for await (const event of watcher) {
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callback(event)
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}
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} catch (err) {
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if (err.name === "AbortError") {
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return
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}
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throw err
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}
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}
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