Use circleci instead of travis for ci (#1996)

.circleci/config.yml

@@ -0,0 +1,138 @@
+version: 2.1
+
+executors:
+    my-executor:
+        docker:
+            - image: circleci/node:11
+              environment:
+                  CI: true
+        working_directory: ~/mobx
+
+jobs:
+    build:
+        executor: my-executor
+        steps:
+            - checkout
+
+            - restore_cache:
+                  name: restore .cache/yarn
+                  keys:
+                      - yarn-cache-{{ arch }}
+            - restore_cache:
+                  name: restore node_modules
+                  keys:
+                      - node-modules-{{ arch }}-{{ .Branch }}-{{ checksum "yarn.lock" }}
+                      - node-modules-{{ arch }}-{{ .Branch }}
+                      - node-modules-{{ arch }}
+
+            - run: yarn install --frozen-lockfile --cache-folder ~/.cache/yarn
+
+            - save_cache:
+                  name: cache .cache/yarn
+                  key: yarn-cache-{{ arch }}
+                  paths:
+                      - ~/.cache/yarn
+            - save_cache:
+                  name: cache node_modules
+                  key: node-modules-{{ arch }}-{{ .Branch }}-{{ checksum "yarn.lock" }}
+                  paths:
+                      - node_modules
+
+            - run: yarn small-build
+
+            - persist_to_workspace:
+                  root: .
+                  paths:
+                      - ./*
+
+    test-all:
+        executor: my-executor
+        steps:
+            - attach_workspace:
+                  at: .
+
+            - run: yarn test:all
+
+    test-performance:
+        executor: my-executor
+        steps:
+            - attach_workspace:
+                  at: .
+
+            - run:
+                  command: time node --expose-gc test/perf/index.js
+                  environment:
+                      PERSIST: true
+
+    test-coverage:
+        executor: my-executor
+        steps:
+            - attach_workspace:
+                  at: .
+
+            - run: yarn test -i --coverage
+            - persist_to_workspace:
+                  root: .
+                  paths:
+                      - ./coverage
+
+    test-webpack:
+        executor: my-executor
+        steps:
+            - attach_workspace:
+                  at: .
+
+            - run: yarn test:webpack
+
+    test-size:
+        executor: my-executor
+        steps:
+            - attach_workspace:
+                  at: .
+
+            - run: yarn size
+
+    # upload coverage
+    upload-coveralls:
+        executor: my-executor
+        steps:
+            - attach_workspace:
+                  at: .
+
+            # only run coveralls if the token is present (it is not present for fork PRs for security reasons)
+            - run:
+                  name: upload coveralls
+                  command: |
+                      if [[ -v COVERALLS_REPO_TOKEN ]]
+                      then
+                          cat ./coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js
+                          echo "Coveralls info uploaded"
+                      else
+                          echo "Warning - Coveralls info could NOT be uploaded since the COVERALLS_REPO_TOKEN was not available"
+                      fi
+
+workflows:
+    version: 2
+    build-and-test:
+        jobs:
+            - build
+
+            - test-all:
+                  requires:
+                      - build
+            - test-performance:
+                  requires:
+                      - build
+            - test-coverage:
+                  requires:
+                      - build
+            - test-webpack:
+                  requires:
+                      - build
+            - test-size:
+                  requires:
+                      - build
+
+            - upload-coveralls:
+                  requires:
+                      - test-coverage

.editorconfig

@@ -6,6 +6,6 @@ charset = utf-8
 indent_style = space
 tab_width = 4
 
-[{package.json,.travis.yml}]
+[{package.json}]
 indent_style = space
-indent_size = 2
+indent_size = 2

README.md

@@ -4,7 +4,7 @@
 
 _Simple, scalable state management_
 
-[![Build Status](https://travis-ci.org/mobxjs/mobx.svg?branch=master)](https://travis-ci.org/mobxjs/mobx)
+[![CircleCI](https://circleci.com/gh/mobxjs/mobx.svg?style=svg)](https://circleci.com/gh/mobxjs/mobx)
 [![Coverage Status](https://coveralls.io/repos/mobxjs/mobx/badge.svg?branch=master&service=github)](https://coveralls.io/github/mobxjs/mobx?branch=master)
 [![Join the chat at https://gitter.im/mobxjs/mobx](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/mobxjs/mobx?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 [![Discuss MobX on Hashnode](https://hashnode.github.io/badges/mobx.svg)](https://hashnode.com/n/mobx)
@@ -321,7 +321,7 @@ And finally, kudos to all the people that believed in, tried, validated and even
 
 *   Feel free to send small pull requests. Please discuss new features or big changes in a GitHub issue first.
 *   Use `yarn test` to run the basic test suite.
-*   Use `yarn test:travis` for the test suite with coverage.
+*   Use `yarn test:ci` for the test suite with coverage.
 *   and `yarn test:performance` for the performance tests.
 *   Please note that if you want to backport a feature / fix to MobX 4 a second PR needs to be opened to the mobx4-master branch.
 

package.json

@@ -17,13 +17,13 @@
     "test": "jest",
     "watch": "jest --watch",
     "test:mixed-versions": "jest --testRegex mixed-versions",
-    "test:all": "yarn lint && yarn small-build && yarn jest -i && yarn test:flow && yarn test:mixed-versions",
+    "test:all": "yarn lint && yarn jest -i && yarn test:flow && yarn test:mixed-versions",
     "test:webpack": "node scripts/webpack-regression-tests.js",
     "test:flow": "node_modules/.bin/flow check",
-    "test:performance": "npm run small-build && PERSIST=true time node --expose-gc test/perf/index.js",
-    "test:travis": "yarn test:all && yarn test:performance && yarn test -i --coverage && yarn test:webpack && yarn size",
+    "test:performance": "PERSIST=true time node --expose-gc test/perf/index.js",
+    "test:ci": "yarn test:all && yarn test:performance && yarn test -i --coverage && yarn test:webpack && yarn size",
     "prettier": "prettier \"**/*.js\" \"**/*.jsx\" \"**/*.tsx\" \"**/*.ts\"",
-    "_prepublish": "npm run small-build",
+    "_prepublish": "yarn small-build",
     "quick-build": "tsc --pretty",
     "small-build": "node scripts/build.js",
     "lint": "eslint src/**/*.ts",
@@ -130,4 +130,4 @@
       "pre-commit": "lint-staged"
     }
   }
-}
+}