refactor: imports

Author: snitin315

lib/Server.js

@@ -8,10 +8,7 @@ const fs = require('graceful-fs');
 const ipaddr = require('ipaddr.js');
 const internalIp = require('internal-ip');
 const killable = require('killable');
-const chokidar = require('chokidar');
 const express = require('express');
-const { createProxyMiddleware } = require('http-proxy-middleware');
-const historyApiFallback = require('connect-history-api-fallback');
 const compress = require('compression');
 const serveIndex = require('serve-index');
 const webpack = require('webpack');
@@ -246,6 +243,8 @@ class Server {
       // It is possible to use the `bypass` method without a `target`.
       // However, the proxy middleware has no use in this case, and will fail to instantiate.
       if (proxyConfig.target) {
+        const { createProxyMiddleware } = require('http-proxy-middleware');
+
         return createProxyMiddleware(context, proxyConfig);
       }
     };
@@ -319,6 +318,8 @@ class Server {
   }
 
   setupHistoryApiFallbackFeature() {
+    const historyApiFallback = require('connect-history-api-fallback');
+
     const fallback =
       typeof this.options.historyApiFallback === 'object'
         ? this.options.historyApiFallback
@@ -1050,6 +1051,8 @@ class Server {
       interval,
     };
 
+    const chokidar = require('chokidar');
+
     const watcher = chokidar.watch(watchPath, finalWatchOptions);
 
     // disabling refreshing on changing the content