Adds Guard

Guardfile

@@ -0,0 +1,20 @@
+guard 'bundler' do
+  watch('Gemfile')
+end
+
+guard 'rspec', cmd: "bundle exec spring rspec #{ENV['FOCUS']}", all_after_pass: ENV['FOCUS'].nil? do
+  watch(%r{^spec/.+_spec\.rb$})
+  watch(%r{^lib/(.+)\.rb$})                           { |m| "spec/lib/#{m[1]}_spec.rb" }
+  watch('spec/spec_helper.rb')                        { 'spec' }
+
+  watch(%r{^app/(.+)\.rb$})                           { |m| "spec/#{m[1]}_spec.rb" }
+  watch(%r{^app/(.*)(\.erb|\.haml)$})                 { |m| "spec/#{m[1]}#{m[2]}_spec.rb" }
+  watch(%r{^app/models/(.+)\.rb$})                    { |m| "spec/builders/#{m[1]}_builder_spec.rb" }
+  watch(%r{^app/controllers/(.+)_(controller)\.rb$})  { |m| ["spec/routing/#{m[1]}_routing_spec.rb", "spec/#{m[2]}s/#{m[1]}_#{m[2]}_spec.rb", "spec/acceptance/#{m[1]}_spec.rb"] }
+  watch(%r{^spec/support/(.+)\.rb$})                  { 'spec' }
+  watch(%r{^spec/factories/(.+)\.rb$})                { 'spec' }
+  watch('config/routes.rb')                           { 'spec/routing' }
+  watch('app/controllers/application_controller.rb')  { 'spec/controllers' }
+
+  watch(%r{^app/views/(.+)/.*\.(erb|haml)$})          { |m| "spec/requests/#{m[1]}_spec.rb" }
+end

json-streamer.gemspec

@@ -27,6 +27,9 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "coveralls"
   spec.add_development_dependency "ndhash"
   spec.add_development_dependency "get_process_mem"
+  spec.add_development_dependency "guard"
+  spec.add_development_dependency "guard-bundler"
+  spec.add_development_dependency "guard-rspec"
 
   spec.add_dependency "json-stream"
 end