fix: fix dev mode compatibility with workers (#4034)

fixes #3539
vuejs · May 21, 2019 · d81d57b · d81d57b
1 parent d872cc0
commit d81d57b
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/packages/@vue/cli-service/lib/config/dev.js b/packages/@vue/cli-service/lib/config/dev.js
@@ -11,9 +11,10 @@ module.exports = (api, options) => {
           .use(require('webpack/lib/HotModuleReplacementPlugin'))
 
       // https://github.com/webpack/webpack/issues/6642
+      // https://github.com/vuejs/vue-cli/issues/3539
       webpackConfig
         .output
-          .globalObject('this')
+          .globalObject(`(typeof self !== 'undefined' ? self : this)`)
 
       if (!process.env.VUE_CLI_TEST && options.devServer.progress !== false) {
         webpackConfig