plataformatec/show_for — pull request #57 by moktin (2012-12-01 17:19:53+00:00)
Title: skip_blanks

Hi,

In response to that discussion https://github.com/plataformatec/show_for/issues/56.

Setting the global configuration variable skip_blanks to true (default is false), or passing skip_blanks as an option to a show_for call, stop displaying blank attributes or associations.