Weird switch

Logger.rb

require 'colorize'

COLORS = {
  log: :blue,
  error: :red,
  ok: :green
}

module Validator
  def valid_type?(type)
    unless COLORS.include?(type)
      fail "Unknown type: #{type}"
    end
  end
end

class Logger
  extend Validator

  def self.log(**params)
    valid_type?(params[:type])

    new
      .output(**params)
  end

  def output(prefix: 'PREFIX', message:, type: :ok)
    [
      console(type),
      console_prefix(prefix: prefix, type: type),
      console_message(message: message, type: type),
    ].compact.join(" ")
  end

  def console(type)
    type
      .to_s
      .upcase
      .send("on_#{COLORS[type]}")
      .bold
  end

  def console_prefix(prefix: nil, type: :log)
    "#{prefix}:"
      .send(COLORS[type])
      .bold
  end

  def console_message(message: nil, type: :error)
    message
      .to_s
      .red if type == :error
  end
end

puts Logger.log(
  prefix: 'Jikku',
  message: 'Thats cool!',
  type: :log
)