How to call functions on custom alias?

[gcfabri]

I would like to do something like this:

as={`/p/${post.title.trim().replace(/\s+/g, `-`)}`}

[fridays]

You can do it like this:

routes.add('post', '/p/:title')

<Link route='post' params={{title: post.title.trim().replace(/\s+/g, `-`)}}> ...