From 0e39dfecbafba0bc889c010794ac0bba4275d91e Mon Sep 17 00:00:00 2001
From: Philipp Kunz <gitlab@philkunz.com>
Date: Wed, 6 Oct 2021 13:33:35 +0200
Subject: [PATCH] fix(core): update

---
 ts/tsbuild.classes.compiler.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ts/tsbuild.classes.compiler.ts b/ts/tsbuild.classes.compiler.ts
index ef691a5..2088b80 100644
--- a/ts/tsbuild.classes.compiler.ts
+++ b/ts/tsbuild.classes.compiler.ts
@@ -17,7 +17,8 @@ export const compilerOptionsDefault: CompilerOptions = {
   lib: ['lib.es2017.d.ts'],
   noImplicitAny: false,
   esModuleInterop: true,
-  target: plugins.typescript.ScriptTarget.ES2017
+  target: plugins.typescript.ScriptTarget.ES2017,
+  importsNotUsedAsValues: plugins.typescript.ImportsNotUsedAsValues.Preserve
 };
 
 export const compilerOptionsWebDefault: CompilerOptions = {