Output configuration through option/flags

[evenstensberg]

Is your feature request related to a problem? Please describe.

As webpack configurations grow, and abstractions on top of webpack.config.js increases, it would be nice to output how the config looks, and what the end configuration will be, possibly through a CLI flag.

Describe the solution you'd like

A flag that outputs the configuration file.

Describe alternatives you've considered

N/A

Additional context

N/A

[snitin315]

Jest and typescript provide a --showConfig flag.

[alexander-akait]

Yeah, we can implement this, but I think we need to expose some API from webpack for this

[webpack-bot]

This issue had no activity for at least half a year.

It's subject to automatic issue closing if there is no activity in the next 15 days.

[alexander-akait]

bump

[alexander-akait]

Let's close in favor of #3537, because webpack config should do it