Method override

override.rb

require 'camping'

Camping.goes :Ex

module Ex
  use Rack::MethodOverride
end

module Ex::Helpers
  SUPPORTED = %w[get post]

  def form(options)
    meth = options[:method]
    override = !SUPPORTED.include?(meth)
    options[:method] = 'post' if override
    super(options) do
      input type: 'hidden', name: '_method', value: meth if override
      yield
    end
  end
end

module Ex::Controllers
  class Index
    def get() render :index end
    def delete() 'DELETE!'  end
  end
end

module Ex::Views
  def index
    form method: 'delete', action: R(Index) do
      input type: 'submit', value: 'Delete'
    end
  end
end