require "bundler/gem_tasks" require "rspec/core/rake_task" require 'rake/extensiontask' Rake::ExtensionTask.new "rucaptcha" do |ext| ext.lib_dir = "lib/rucaptcha" end RSpec::Core::RakeTask.new(:spec) task default: :spec task :preview do require 'rucaptcha' res = RuCaptcha.create(1, 3, 1) puts res[1] end