From 4c73872b76faca92ae42b28bc44b1e07926f7996 Mon Sep 17 00:00:00 2001
From: Sibiraj <dev.sibiraj@outlook.com>
Date: Wed, 26 Sep 2018 20:02:05 +0530
Subject: [PATCH] perf(husky-upgrade): don't create husky config if no hooks
 exist

---
 src/upgrader/index.ts | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/upgrader/index.ts b/src/upgrader/index.ts
index 6be6b952e..ebb070598 100644
--- a/src/upgrader/index.ts
+++ b/src/upgrader/index.ts
@@ -42,8 +42,7 @@ export default function upgrade(cwd: string) {
       )
     }
 
-    // Create empty husky.hooks field
-    pkg.husky = { hooks: {} }
+    const hooks: IHookMap = {}
 
     // Loop trhough hooks and move them to husky.hooks
     Object.keys(hookList).forEach(name => {
@@ -51,11 +50,17 @@ export default function upgrade(cwd: string) {
       if (script) {
         delete pkg.scripts[name]
         const newName = hookList[name]
-        pkg.husky.hooks[newName] = script
+        hooks[newName] = script
         console.log(`moved scripts.${name} to husky.hooks.${newName}`)
       }
     })
 
+    if (Object.keys(hooks).length) {
+      pkg.husky = { hooks }
+    } else {
+      console.log('no hooks found')
+    }
+
     // Update package.json
     fs.writeFileSync(pkgFile, JSON.stringify(pkg, null, 2), 'utf-8')
     console.log(`husky > done`)