Placeholders.js HTML polyfill as a Ruby gem.

03/25/2015 - Unsupported: Due to the ETS Berkeley team now using npm for front-end dependencies, this gem is no longer supported.

Add the gem to your Gemfile:

gem "placeholder-gem"

And run

bundle install

in the terminal to download the resources.

In order for the files to load, you'll need to do add them.

application.js:

//= require placeholder

and you should be good to go.

If you would like to update this gem you should take the following steps:

1. rake download VERSION=vX.X.X. If you don't specify the version, it will get the latest one.
2. rake tag VERSION=vX.X.X will tag the version you've specified as the standard version.
3. Make a Pull request

Then the maintainer of the gem will need to do the following steps:

1. Update the version lib/placeholder-gem/version.rb
2. Run gem build placeholder-gem.gemspec to package the gem
3. Once satisfied, push the gem up to RubyGems.org with gem push placeholder-gem-<VERSION>.gem
4. Update the changelog