From 9826570b64bd840a8ea54cdbce9344287013f41e Mon Sep 17 00:00:00 2001
From: Chandler Prall <chandler.prall@gmail.com>
Date: Fri, 30 Oct 2020 08:46:01 -0600
Subject: [PATCH] Fix vscode + eslint hanging (#4198)

* only add webpack devserver config in development mode, to avoid running out of ports

* Use undefined instead of null for absent webpack config value
---
 src-docs/webpack.config.js | 25 +++++++++++++++----------
 1 file changed, 15 insertions(+), 10 deletions(-)

diff --git a/src-docs/webpack.config.js b/src-docs/webpack.config.js
index ee5eda0c10f..10d86588a8b 100644
--- a/src-docs/webpack.config.js
+++ b/src-docs/webpack.config.js
@@ -7,9 +7,9 @@ const babelConfig = require('./.babelrc.js');
 const getPort = require('get-port');
 const deasync = require('deasync');
 
-const { NODE_ENV, CI } = process.env;
+const { NODE_ENV, CI, WEBPACK_DEV_SERVER } = process.env;
 
-const isDevelopment = NODE_ENV !== 'production' && CI == null;
+const isDevelopment = WEBPACK_DEV_SERVER === 'true' && CI == null;
 const isProduction = NODE_ENV === 'production';
 const bypassCache = NODE_ENV === 'puppeteer';
 
@@ -124,14 +124,19 @@ const webpackConfig = {
     // }),
   ],
 
-  devServer: {
-    contentBase: 'src-docs/build',
-    host: '0.0.0.0',
-    allowedHosts: ['*'],
-    port: getPortSync({ port: getPort.makeRange(8030, 8130), host: '0.0.0.0' }),
-    disableHostCheck: true,
-    historyApiFallback: true,
-  },
+  devServer: isDevelopment
+    ? {
+        contentBase: 'src-docs/build',
+        host: '0.0.0.0',
+        allowedHosts: ['*'],
+        port: getPortSync({
+          port: getPort.makeRange(8030, 8130),
+          host: '0.0.0.0',
+        }),
+        disableHostCheck: true,
+        historyApiFallback: true,
+      }
+    : undefined,
   node: {
     fs: 'empty',
   },