From d2a9d6faf6783e660d9e3f078f968d38375b6656 Mon Sep 17 00:00:00 2001
From: Jerko Steiner <jerko.steiner@gmail.com>
Date: Fri, 2 Aug 2019 09:21:38 +0700
Subject: [PATCH] Add log message when killing subprocess

---
 packages/scripts/src/Subprocess.ts | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/packages/scripts/src/Subprocess.ts b/packages/scripts/src/Subprocess.ts
index bf80ea7..a8fa937 100644
--- a/packages/scripts/src/Subprocess.ts
+++ b/packages/scripts/src/Subprocess.ts
@@ -36,15 +36,14 @@ export class Subprocess {
           reject(new Error(`"${this.command}" exited with code ${code}`))
         }
       })
-      let exited = false
-      subprocess.on('exit', () => exited = true)
       subprocess.on('error', reject)
 
-      process.on('exit', () => {
-        if (!exited) {
-          subprocess.kill()
-        }
-      })
+      const kill = () => {
+        process.stderr.write(`Killing ${this.command} ${this.args.join(' ')}\n`)
+        subprocess.kill()
+      }
+      process.on('exit', kill)
+      subprocess.on('exit', () => process.removeListener('exit', kill))
     })
   }
 }