extract shutdown in function

Signed-off-by: Matteo Collina <hello@matteocollina.com>

Author: mcollina

lib/start.js

@@ -66,14 +66,19 @@ export async function start (client, selectedRuntime) {
       await server.close()
     }
 
-    process.once('SIGINT', async () => {
-      process.on('SIGINT', () => {
-        // we ignore future signals to avoid double shutdown
-      })
+    async function recordAndShutdown () {
+      console.log('SIGINT received, recording metrics and shutting down...')
       clearTimeout(recordTimeout)
       await recordMetrics(entrypointUrl)
       await shutdown()
       process.removeAllListeners('SIGINT')
+    }
+
+    process.once('SIGINT', () => {
+      process.on('SIGINT', () => {
+        // we ignore future signals to avoid double shutdown
+      })
+      recordAndShutdown()
     })
 
     const { statusCode, body } = await requestRecord('start')