Facing problem while bundling the package with browserify

[himanshusinghs]

Browserify build/bundling fails for this line -

https://github.com/terebentina/react-popover/blob/e49a1d6be32b93eab32f6d73a5e3b7a74abf7e4a/lib/index.js#L486

Apparently there is no such file in the dist. Is that intended ? How does this even compile for rest of the projects ?