From d1d9f00b1bd660842addf5e6b1d1b64c852a9eea Mon Sep 17 00:00:00 2001
From: littleblack111 <littleblack11111@gmail.com>
Date: Sun, 5 Nov 2023 17:16:09 +0800
Subject: added hover prefixer

---
 node_modules/watchpack/lib/getWatcherManager.js | 52 +++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 node_modules/watchpack/lib/getWatcherManager.js

(limited to 'node_modules/watchpack/lib/getWatcherManager.js')

diff --git a/node_modules/watchpack/lib/getWatcherManager.js b/node_modules/watchpack/lib/getWatcherManager.js
new file mode 100644
index 00000000..e0dcd6ac
--- /dev/null
+++ b/node_modules/watchpack/lib/getWatcherManager.js
@@ -0,0 +1,52 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+"use strict";
+
+const path = require("path");
+const DirectoryWatcher = require("./DirectoryWatcher");
+
+class WatcherManager {
+	constructor(options) {
+		this.options = options;
+		this.directoryWatchers = new Map();
+	}
+
+	getDirectoryWatcher(directory) {
+		const watcher = this.directoryWatchers.get(directory);
+		if (watcher === undefined) {
+			const newWatcher = new DirectoryWatcher(this, directory, this.options);
+			this.directoryWatchers.set(directory, newWatcher);
+			newWatcher.on("closed", () => {
+				this.directoryWatchers.delete(directory);
+			});
+			return newWatcher;
+		}
+		return watcher;
+	}
+
+	watchFile(p, startTime) {
+		const directory = path.dirname(p);
+		if (directory === p) return null;
+		return this.getDirectoryWatcher(directory).watch(p, startTime);
+	}
+
+	watchDirectory(directory, startTime) {
+		return this.getDirectoryWatcher(directory).watch(directory, startTime);
+	}
+}
+
+const watcherManagers = new WeakMap();
+/**
+ * @param {object} options options
+ * @returns {WatcherManager} the watcher manager
+ */
+module.exports = options => {
+	const watcherManager = watcherManagers.get(options);
+	if (watcherManager !== undefined) return watcherManager;
+	const newWatcherManager = new WatcherManager(options);
+	watcherManagers.set(options, newWatcherManager);
+	return newWatcherManager;
+};
+module.exports.WatcherManager = WatcherManager;
-- 
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