From e4ab28b70f5fbee4ab9694a345cf9d6f4e619d69 Mon Sep 17 00:00:00 2001
From: Hannah Wolfe <erisds@gmail.com>
Date: Fri, 7 Aug 2020 19:19:25 +0100
Subject: [PATCH] Prevent grunt from exiting without letting express stop

---
 Gruntfile.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Gruntfile.js b/Gruntfile.js
index bb6f99a18a..bd75a0383a 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -48,6 +48,16 @@ const configureGrunt = function (grunt) {
     grunt.loadNpmTasks('grunt-subgrunt');
     grunt.loadNpmTasks('grunt-update-submodules');
 
+    /** This little bit of weirdness gives the express server chance to shutdown properly */
+    const waitBeforeExit = () => {
+        setTimeout(() => {
+            process.exit(0);
+        }, 1000);
+    };
+
+    process.on('SIGINT', waitBeforeExit);
+    process.on('SIGTERM', waitBeforeExit);
+
     const cfg = {
         // #### Common paths used by tasks
         paths: {