Guardfile
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)
# Ruby files
ruby = dsl.ruby
dsl.watch_spec_files_for(ruby.lib_files)
watch(%r{^lib/(.+)\.rb$}) { |m| "spec/#{m[1]}_spec.rb" }
watch('spec/spec_helper.rb') { 'spec' }
watch('Guardfile') { 'spec' }
end