simple jenkins build wrapper class to fetch parameters

jenkins_build_ruby_class.rb

class Build
  def initialize(build_json)
    @json = build_json
  end

  def params
    if action_node_with_params = @json['actions'].find { |a| a['parameters'] }
      action_node_with_params['parameters']
    end
  end

  def param_value(param_name)
    if named_param_node = self.params.find { |p| p['name'] == param_name }
      named_param_node['value']
    end
  end

  def number
    @json['number']
  end

  def building?
    @json['building']
  end
end

b = Build.new JSON.parse(File.read("./builds.json"))
puts b.param_value('ghprbPullId')