Represents a slug

Generate a valid slug from a given text.

If a valid slug can be generated it returns just the slug, otherwise nothing is returned.

generate "Some text here" == Just (Slug "some-text-here")
generate "--!@·==)/()" == Nothing

Parse a slug from its string representation.

It returns the slug if the input is a valid slug, otherwise it returns nothing.

parse "some-valid-slug" == Just (Slug "some-valid-slug")
parse "Not a valid slug" == Nothing
parse "another-invalid-slug-" == Nothing

Returns the string represntation of a slug.

Maybe.map toString (generate "Some text") == Just "some-text"