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rOACCT/node_modules/fsevents/fsevents.js
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fsevents.js
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			/*
			** © 2020 by Philipp Dunkel, Ben Noordhuis, Elan Shankar, Paul Miller
			** Licensed under MIT License.
			*/

			/* jshint node:true */
			"use strict";

			if (process.platform !== "darwin") {
			throw new Error(`Module 'fsevents' is not compatible with platform '${process.platform}'`);
			}

			const Native = require("./fsevents.node");
			const events = Native.constants;

			function watch(path, since, handler) {
			if (typeof path !== "string") {
			throw new TypeError(`fsevents argument 1 must be a string and not a ${typeof path}`);
			}
			if ("function" === typeof since && "undefined" === typeof handler) {
			handler = since;
			since = Native.flags.SinceNow;
			}
			if (typeof since !== "number") {
			throw new TypeError(`fsevents argument 2 must be a number and not a ${typeof since}`);
			}
			if (typeof handler !== "function") {
			throw new TypeError(`fsevents argument 3 must be a function and not a ${typeof handler}`);
			}

			let instance = Native.start(Native.global, path, since, handler);
			if (!instance) throw new Error(`could not watch: ${path}`);
			return () => {
			const result = instance ? Promise.resolve(instance).then(Native.stop) : Promise.resolve(undefined);
			instance = undefined;
			return result;
			};
			}

			function getInfo(path, flags) {
			return {
			path,
			flags,
			event: getEventType(flags),
			type: getFileType(flags),
			changes: getFileChanges(flags),
			};
			}

			function getFileType(flags) {
			if (events.ItemIsFile & flags) return "file";
			if (events.ItemIsDir & flags) return "directory";
			if (events.ItemIsSymlink & flags) return "symlink";
			}
			function anyIsTrue(obj) {
			for (let key in obj) {
			if (obj[key]) return true;
			}
			return false;
			}
			function getEventType(flags) {
			if (events.ItemRemoved & flags) return "deleted";
			if (events.ItemRenamed & flags) return "moved";
			if (events.ItemCreated & flags) return "created";
			if (events.ItemModified & flags) return "modified";
			if (events.RootChanged & flags) return "root-changed";
			if (events.ItemCloned & flags) return "cloned";
			if (anyIsTrue(flags)) return "modified";
			return "unknown";
			}
			function getFileChanges(flags) {
			return {
			inode: !!(events.ItemInodeMetaMod & flags),
			finder: !!(events.ItemFinderInfoMod & flags),
			access: !!(events.ItemChangeOwner & flags),
			xattrs: !!(events.ItemXattrMod & flags),
			};
			}

			exports.watch = watch;
			exports.getInfo = getInfo;
			exports.constants = events;