From 70bf08073d099074c65ecc0ddb474b4b1a063236 Mon Sep 17 00:00:00 2001
From: Mike Greiling <mike@pixelcog.com>
Date: Mon, 25 Jun 2018 19:30:37 +0000
Subject: Resolve "100% CPU for webpack-dev-server running in GDK"

---
 scripts/frontend/postinstall.js | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 scripts/frontend/postinstall.js

(limited to 'scripts/frontend')

diff --git a/scripts/frontend/postinstall.js b/scripts/frontend/postinstall.js
new file mode 100644
index 00000000000..682039a41b3
--- /dev/null
+++ b/scripts/frontend/postinstall.js
@@ -0,0 +1,22 @@
+const chalk = require('chalk');
+
+// check that fsevents is available if we're on macOS
+if (process.platform === 'darwin') {
+  try {
+    require.resolve('fsevents');
+  } catch (e) {
+    console.error(`${chalk.red('error')} Dependency postinstall check failed.`);
+    console.error(
+      chalk.red(`
+        The fsevents driver is not installed properly.
+        If you are running a new version of Node, please
+        ensure that it is supported by the fsevents library.
+
+        You can try installing again with \`${chalk.cyan('yarn install --force')}\`
+      `)
+    );
+    process.exit(1);
+  }
+}
+
+console.log(`${chalk.green('success')} Dependency postinstall check passed.`);
-- 
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