guard :rspec, cmd: 'bundle exec rspec' do require 'guard/rspec/dsl' dsl = Guard::RSpec::Dsl.new(self) # RSpec files rspec = dsl.rspec watch(rspec.spec_helper) { rspec.spec_dir } watch(rspec.spec_support) { rspec.spec_dir } watch(rspec.spec_files) # Lib files watch(%r{^lib/(.+)\.rb$}) { |m| "#{rspec.spec_dir}/lib/#{m[1]}_spec.rb" } end