fix(build): respect productionSourceMap option for all targets

yyx990803 · yyx990803 · commit dcf9931809fa · 2018-07-20T10:09:17.000-04:00
close vuejs#1898
diff --git a/packages/@vue/cli-service/lib/config/prod.js b/packages/@vue/cli-service/lib/config/prod.js
@@ -11,7 +11,7 @@ module.exports = (api, options) => {
 
       webpackConfig
         .mode('production')
-        .devtool('source-map')
+        .devtool(options.productionSourceMap ? 'source-map' : false)
         .output
           .filename(filename)
           .chunkFilename(filename)
