Added webpack configuration in the new VueLoaderPlugin,
Break point in the plugin
Then Debug :
You will find the call stack is in this place:
It can be concluded in time webpack initialization phase ..webpackjs the beginning of the implementation of this newPlugin on the application to the compiler, and
Look at the contents of vueLoaderPlugin:
…
It is the first reading compiler.option.module.rule,
Was then added pitchloader, and then put into final vue-loader sequence.
Mainly in the processing rule