From 290ccc53159ce9e38716d5255aeffc50f7956a49 Mon Sep 17 00:00:00 2001
From: Endilie Yacop Sucipto <endiliey@gmail.com>
Date: Mon, 25 Mar 2019 15:07:00 +0700
Subject: [PATCH] fix(v2): enable plugin not having pathsToWatch (#1305)

---
 packages/docusaurus/lib/commands/start.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/packages/docusaurus/lib/commands/start.js b/packages/docusaurus/lib/commands/start.js
index 1314f5ba78..9ad979e39a 100644
--- a/packages/docusaurus/lib/commands/start.js
+++ b/packages/docusaurus/lib/commands/start.js
@@ -47,8 +47,12 @@ module.exports = async function start(siteDir, cliOptions = {}) {
     };
     const {plugins} = props;
     const docsRelativeDir = props.siteConfig.customDocsPath;
-    const pluginPaths = _.flatten(
-      plugins.map(plugin => plugin.getPathsToWatch()),
+    const pluginPaths = _.compact(
+      _.flatten(
+        plugins.map(
+          plugin => plugin.getPathsToWatch && plugin.getPathsToWatch(),
+        ),
+      ),
     );
     const fsWatcher = chokidar.watch(
       [