Merge pull request #4 from diffplug/feat/circleci

Add CircleCI

Author: nedtwigg

.circleci/config.yml

@@ -0,0 +1,79 @@
+anchors:
+  env_gradle: &env_gradle
+    environment:
+      # java doesn't play nice with containers, it tries to hog the entire machine
+      # https://circleci.com/blog/how-to-handle-java-oom-errors/
+      # try the experimental JVM option
+      _JAVA_OPTIONS: "-XX:+UnlockExperimentalVMOptions -XX:+UseCGroupMemoryLimitForHeap"
+      GRADLE_OPTS: "-Dorg.gradle.workers.max=2" # and we're only allowed to use 2 vCPUs
+    docker:
+      - image: cimg/openjdk:8.0
+  restore_cache_wrapper: &restore_cache_wrapper
+    restore_cache:
+      key: gradle-wrapper-{{ checksum "gradle/wrapper/gradle-wrapper.properties" }}
+  restore_cache_deps: &restore_cache_deps
+    restore_cache:
+      keys:
+        - gradle-deps2-{{ checksum "build.gradle" }}-{{ checksum "gradle.properties" }}
+        - gradle-deps2-
+  set_git_origin_to_https: &set_git_origin_to_https
+    run:
+      name: set git origin to https
+      command: git remote set-url --push origin https://github.com/diffplug/spotless
+version: 2
+jobs:
+  # gradlew spotlessCheck assemble testClasses
+  test: 
+    <<: *env_gradle
+    steps:
+      - checkout
+      - *restore_cache_wrapper
+      - *restore_cache_deps
+      - run:
+          name: gradlew check
+          command: ./gradlew check --build-cache
+      - save_cache:
+          paths:
+            - ~/.gradle/wrapper
+          key: gradle-wrapper-{{ checksum "gradle/wrapper/gradle-wrapper.properties" }}
+      - save_cache:
+          paths:
+            - ~/.gradle/caches
+          key: gradle-deps-{{ checksum "build.gradle" }}-{{ checksum "gradle.properties" }}
+  changelog_print:
+    << : *env_gradle
+    steps:
+      - checkout
+      - *restore_cache_wrapper
+      - *restore_cache_deps
+      - run:
+          name: gradlew changelogPrint
+          command: ./gradlew changelogPrint
+  do_release:
+    << : *env_gradle
+    steps:
+      - checkout
+      - *restore_cache_wrapper
+      - *restore_cache_deps
+      - *set_git_origin_to_https
+      - run:
+          name: gradlew :changelogPush
+          command: ./gradlew :changelogPush -Prelease=true --stacktrace
+workflows:
+  version: 2
+  test:
+    jobs:
+      - test
+  deploy:
+    jobs:
+      - changelog_print:
+          filters:
+            branches:
+              only: master
+      - release:
+          type: approval
+          requires:
+            - changelog_print
+      - do_release:
+          requires:
+            - release

build.gradle

@@ -1,7 +1,6 @@
 plugins {
 	id "com.diffplug.blowdryer"
 	id "com.diffplug.spotless-changelog"
-	id "jp.skypencil.spotbugs.snom" version '0.4.9'
 }
 
 spotlessChangelog {