I have a TypeScript project which I am bundling with Webpack. It is a demo/docs app for an open source lib I am writing, so I want to show some of the source code as part of
As far as I know that is the only way you are going to be able to load a file in two different ways. I expect the issue is that your paths are different in your production build.
I would suggest running webpack with the --display-error-details flag to get more info on why it fails.