chore: setup local development

Makefile

@@ -0,0 +1,60 @@
+# -e says exit immediately when a command fails
+# -o sets pipefail, meaning if it exits with a failing command, the exit code should be of the failing command
+# -u fails a bash script immediately if a variable is unset
+ENVIRONMENT := test
+PGHOST := localhost
+PGPORT := 5432
+PGUSER := myuser
+PGPASSWORD := mypassword
+SHELL = /bin/bash -eu -o pipefail
+
+define is_installed
+if ! command -v $(1) &> /dev/null; \
+then \
+	echo "$(1) not installed, please install it. 'brew install $(1)'"; \
+	exit; \
+fi;
+endef
+
+.PHONY : help
+help : # Display help
+	@awk -F ':|##' \
+		'/^[^\t].+?:.*?##/ {\
+			printf "\033[36m%-30s\033[0m %s\n", $$1, $$NF \
+		}' $(MAKEFILE_LIST)
+
+.PHONY : ruby_installed
+ruby_installed: ## check if ruby is installed
+	@$(call is_installed,ruby)
+
+.PHONY : bundle
+bundle: ruby_installed ## install gems
+	@bundle install --gemfile spec/Gemfile && cd spec/dummy && bundle install
+
+.PHONY : setup_db
+setup_db: ruby_installed postgres ## setup database
+	@echo "setting up database"
+	@cd spec/dummy && bundle exec rake db:create db:migrate --trace RAILS_ENV=${ENVIRONMENT}
+
+.PHONY : initialize_profiling
+initialize_profiling: ruby_installed ## initialize rspec_profiling
+	@echo "initializing rspec_profiling"
+	@cd spec/dummy && bundle exec rake rspec_profiling:install RAILS_ENV=${ENVIRONMENT}
+
+.PHONY : spec
+spec : bundle setup_db initialize_profiling ## run specs
+	@echo "running specs"
+	@bundle exec --gemfile=spec/dummy/Gemfile rspec
+
+.PHONY : test
+test: spec ## run specs
+	@echo "running specs"
+
+.PHONY : docker_installed
+docker_installed: ## check if docker and docker-compose are installed
+	@$(call is_installed,docker)
+	@$(call is_installed,docker-compose)
+
+.PHONY : postgres
+postgres: docker_installed ## start postgres in docker container
+	@docker-compose up -d || true

README.md

@@ -218,3 +218,17 @@ To remove the results database, run `bundle exec rake rspec_profiling:uninstall`
 ## Contributing
 
 Please read [CONTRIBUTING.md](CONTRIBUTING.md) for details on our code of conduct, and the process for submitting pull requests to us.
+
+## Local Development
+
+Local tools needed:
+
+- docker
+- docker-compose
+- ruby
+
+To run the specs:
+
+```bash
+make spec
+```

docker-compose.yml

@@ -0,0 +1,13 @@
+version: '3.9'
+
+services:
+  postgres:
+    image: postgres:16-alpine
+    ports:
+      - 5432:5432
+    volumes:
+      - ~/apps/postgres:/var/lib/postgresql/data
+    environment:
+      - POSTGRES_HOST=localhost
+      - POSTGRES_USER=myuser
+      - POSTGRES_PASSWORD=mypassword