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mirror of https://github.com/thepeacockproject/Peacock synced 2024-11-29 09:15:11 +01:00
Peacock/components/hotReloadService.ts
Reece Dunham 8ec9fb1824
Update copyright years to 2023
Signed-off-by: Reece Dunham <me@rdil.rocks>
2023-01-23 13:37:33 -05:00

45 lines
1.4 KiB
TypeScript

/*
* The Peacock Project - a HITMAN server replacement.
* Copyright (C) 2021-2023 The Peacock Project Team
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import { FileChangeInfo, watch } from "fs/promises"
/**
* Set up a listener for file/folder changes.
*
* @param target The file or folder name to watch.
* @param callback What to do when the hot updater is triggered.
*/
export async function setupHotListener(
target: string,
callback: (event: FileChangeInfo<string>) => void,
): Promise<void> {
try {
const watcher = watch(target, {})
for await (const event of watcher) {
callback(event)
}
} catch (err) {
if (err.name === "AbortError") {
return
}
throw err
}
}