From a3be30d25c27dfe714432c4c0f8bcf70de97d31e Mon Sep 17 00:00:00 2001
From: Edoardo Cavazza <edoardo.cavazza@chialab.it>
Date: Tue, 9 Oct 2018 06:32:12 +0200
Subject: [PATCH] Remove previous cache from memory after graph creation
 (#2496)

* Remove previous cache from memory after graph creation

* Add comment to cache option deletion
---
 src/rollup/index.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/rollup/index.ts b/src/rollup/index.ts
index c17b7598406..0778b468051 100644
--- a/src/rollup/index.ts
+++ b/src/rollup/index.ts
@@ -168,6 +168,9 @@ export default function rollup(
 
 		const graph = new Graph(inputOptions, curWatcher);
 		curWatcher = undefined;
+		
+		// remove the cache option from the memory after graph creation (cache is not used anymore)
+		delete inputOptions.cache;
 
 		timeStart('BUILD', 1);