From 43971d89eec2462440d486131dec55fa218046b5 Mon Sep 17 00:00:00 2001
From: Muzafar Umarov <umarov@users.noreply.github.com>
Date: Sat, 3 Mar 2018 21:19:34 -0500
Subject: [PATCH] fix(pwa): set cacheid in GenerateSW mode only (#939)

close #891
---
 packages/@vue/cli-plugin-pwa/index.js | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/packages/@vue/cli-plugin-pwa/index.js b/packages/@vue/cli-plugin-pwa/index.js
index bde560d26..6f76d4004 100644
--- a/packages/@vue/cli-plugin-pwa/index.js
+++ b/packages/@vue/cli-plugin-pwa/index.js
@@ -24,15 +24,20 @@ module.exports = (api, options) => {
         )
       }
 
-      const workBoxConfig = Object.assign({
-        cacheId: name,
+      const defaultOptions = {
         exclude: [
           /\.map$/,
           /img\/icons\//,
           /favicon\.ico$/,
           /manifest\.json$/
         ]
-      }, userOptions.workboxOptions)
+      }
+
+      const defaultGenerateSWOptions = workboxPluginMode === 'GenerateSW' ? {
+        cacheId: name
+      } : {}
+
+      const workBoxConfig = Object.assign(defaultOptions, defaultGenerateSWOptions, userOptions.workboxOptions)
 
       webpackConfig
         .plugin('workbox')