LuckyParam

A simple parameter validation in controller for Rails.

Compare to apipie, grape, it is neccessary to check param in controller.

Usage

gem "lucky_param"

Define any validator for your app:

app/controllers/application_controller.rb

class SessionControllers < ApplicationController
  include LuckyParam

  LuckyParam::CUSTOM_CHECKER = {
    Email: [
      ->(obj) { obj =~ /([0-9a-zA-Z]){6,30}/ },
      "must be valid email"
    ],
    Password: [
      ->(obj) { obj =~ /([0-9a-zA-Z]){6,30}/ },
      "must be valid password"
    ],
  }.freeze
end

app/controllers/sessions_controller.rb

class SessionControllers < ApplicationController
  def create
    required :email, :Email
    required :password, :Password
    render json: 'ok'
  end
end

License

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