🥀 Vissen Parameterized

Installation

Add this line to your application's Gemfile:

gem 'vissen-parameterized'

And then execute:

$ bundle

Or install it yourself as:

$ gem install vissen-parameterized

Usage

class Doubler
  include Parameterized
  extend  Parameterized::DSL

  param input: Value::Real
  output Value::Real

  def call(params)
    params.input * 2
  end
end

external_value = Value::Real.new 21

doubler = Doubler.new
doubler.bind :input, external_value

# A tainted check is needed before reading the value
doubler.tainted? # => true
doubler.value # => 42.0

# Make sure untaint! is called before any value is changed
doubler.untaint!

external_value.set 4.5

# Before the taint check the old value is returned
doubler.value # => 42.0
doubler.tainted? # => true
doubler.value # => 9.0

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake test to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/midi-visualizer/vissen-parameterized.

License

The gem is available as open source under the terms of the MIT License.