add watchers and closeAllWatchers

package.json

@@ -1,13 +1,12 @@
 {
   "name": "lite-dev-server",
-  "version": "2.2.5",
+  "version": "3.2.5",
   "description": "This is http file server for develpment. This server supports livereload function and proxy function for your api server.",
   "main": "index.js",
   "scripts": {
     "build": "gulp build",
-    "test": "ava tests",
-    "all": "npm run build && npm test",
-    "prepublish": "npm run all"
+    "test": "npm run build && ava tests",
+    "prepublish": "npm test"
   },
   "repository": {
     "type": "git",

src/server.js

@@ -40,6 +40,7 @@ const liteDevServer = ({
     cb();
   };
   let wss = null;
+  const watchers = [];
   if (liveReload) {
     const EventEmitter = require("events");
     const liveReloadEM = new EventEmitter();
@@ -66,11 +67,11 @@ const liteDevServer = ({
     });
     console.log(chalk.green(`\nwatchFolders ${watchFolders}`));
     watchFolders.forEach(folder => {
-      fs.watch(`${folder}`, { recursive: true }, () => {
+      watchers.push(fs.watch(`${folder}`, { recursive: true }, () => {
         setTimeout(function () {
           liveReloadEM.emit("reload");
         }, liveReloadDelay);
-      });
+      }));
     });
   }
   if (page404)
@@ -89,7 +90,7 @@ const liteDevServer = ({
     });
     if (matchedProxy) {
       const pathRewrite = matchedProxy.pathRewrite;
-      if (pathRewrite && (typeof pathRewrite === 'object')) {
+      if (pathRewrite && (typeof pathRewrite === "object")) {
         url = url.replace(pathRewrite.pattern, pathRewrite.replacement);
       }
       const options = {
@@ -171,6 +172,12 @@ const liteDevServer = ({
   server.listen(listen);
   console.log(chalk.green(`lite-dev-server listening on port ${server.address().port}`));
   server.wss = wss;
+  server.watchers = watchers;
+  server.closeAllWatchers = () => {
+    if(watchers && watchers.length){
+      watchers.forEach( watcher => watcher && watcher.close && watcher.close());
+    }
+  };
   return server;
 };
 

tests/test.js

@@ -34,7 +34,6 @@ const server1 = liteDevServer({
 const server2 = liteDevServer({
   serverName: "server2",
   folder: __dirname + "/../tests/static",
-  watchFolders: [__dirname + "/../tests/static"],
   listen: 0,
   page404: null,
   liveReload: false,