Build cleanup

.dockerignore

@@ -0,0 +1,2 @@
+.bundle
+.git

Dockerfile

@@ -17,4 +17,7 @@ USER app
 RUN cd /usr/src/app && \
     rake docs:scrape
 
+VOLUME /code
+WORKDIR /code
+
 CMD ["/usr/src/app/bin/codeclimate-rubocop"]

Makefile

@@ -0,0 +1,9 @@
+.PHONY: image test
+
+IMAGE_NAME ?= codeclimate/codeclimate-rubocop
+
+image:
+	docker build --rm -t $(IMAGE_NAME) .
+
+test: image
+	docker run --rm $(IMAGE_NAME) sh -c "cd /usr/src/app && bundle exec rake"

bin/codeclimate-rubocop

@@ -11,4 +11,4 @@ else
   engine_config = {}
 end
 
-CC::Engine::Rubocop.new("/code", engine_config, STDOUT).run
+CC::Engine::Rubocop.new(Dir.pwd, engine_config, STDOUT).run

circle.yml

@@ -10,11 +10,11 @@ machine:
 
 dependencies:
   override:
-    - docker build -t=$PRIVATE_REGISTRY/$CIRCLE_PROJECT_REPONAME:b$CIRCLE_BUILD_NUM .
+    - echo "no-op"
 
 test:
   override:
-    - docker run $PRIVATE_REGISTRY/$CIRCLE_PROJECT_REPONAME:b$CIRCLE_BUILD_NUM bundle exec rake
+    - IMAGE_NAME="$PRIVATE_REGISTRY/$CIRCLE_PROJECT_REPONAME:b$CIRCLE_BUILD_NUM" make test
 
 deployment:
   registry: