Guardfile
guard :rubocop do
watch(%r{.+\.gemspec$})
watch(%r{.+\.rb$})
watch(%r{(?:.+/)?\.rubocop\.yml$}) { |m| File.dirname(m[0]) }
end
guard :minitest do
# with Minitest::Unit
watch(%r{^test/(.*)\/?test_(.*)\.rb$})
watch(%r{^lib/(.*/)?([^/]+)\.rb$}) { |m| "test/#{m[1]}test_#{m[2]}.rb" }
watch(%r{^test/test_helper\.rb$}) { 'test' }
# with Minitest::Spec
# watch(%r{^spec/(.*)_spec\.rb$})
# watch(%r{^lib/(.+)\.rb$}) { |m| "spec/#{m[1]}_spec.rb" }
# watch(%r{^spec/spec_helper\.rb$}) { 'spec' }
end