refactor: Webpack 4.x compatibility

.babelrc

@@ -0,0 +1,35 @@
+{
+  "presets": [
+    [
+      "env",
+      {
+        "useBuiltIns": true,
+        "targets": {
+          "node": "6.9.0"
+        },
+        "exclude": [
+          "transform-async-to-generator",
+          "transform-regenerator"
+        ]
+      }
+    ]
+  ],
+  "plugins": [
+    [
+      "transform-object-rest-spread",
+      {
+        "useBuiltIns": true
+      }
+    ]
+  ],
+  "env": {
+    "test": {
+      "presets": [
+        "env"
+      ],
+      "plugins": [
+        "transform-object-rest-spread"
+      ]
+    }
+  }
+}

.circleci/config.yml

@@ -0,0 +1,161 @@
+unit_tests: &unit_tests
+  steps:
+    - checkout
+    - setup_remote_docker
+    - restore_cache:
+        key: dependency-cache-{{ checksum "package-lock.json" }}
+    - run:
+        name: NPM Rebuild
+        command: npm install
+    - run:
+        name: Run unit tests.
+        command: npm run ci:test
+canary_tests: &canary_tests
+  steps:
+    - checkout
+    - setup_remote_docker
+    - restore_cache:
+        key: dependency-cache-{{ checksum "package-lock.json" }}
+    - run:
+        name: NPM Rebuild
+        command: npm install
+    - run:
+        name: Install Webpack Canary
+        command: npm i --no-save webpack@next
+    - run:
+        name: Run unit tests.
+        command: npm run ci:test
+
+version: 2
+jobs:
+  dependency_cache:
+    docker:
+      - image: webpackcontrib/circleci-node-base:latest
+    steps:
+      - checkout
+      - setup_remote_docker
+      - restore_cache:
+          key: dependency-cache-{{ checksum "package-lock.json" }}
+      - run:
+          name: Install Dependencies
+          command: npm install
+      - save_cache:
+          key: dependency-cache-{{ checksum "package-lock.json" }}
+          paths:
+            - ./node_modules
+
+  node8-latest:
+    docker:
+      - image: webpackcontrib/circleci-node8:latest
+    steps:
+      - checkout
+      - setup_remote_docker
+      - restore_cache:
+          key: dependency-cache-{{ checksum "package-lock.json" }}
+      - run:
+          name: NPM Rebuild
+          command: npm install
+      - run:
+          name: Run unit tests.
+          command: npm run ci:coverage
+      - run:
+          name: Submit coverage data to codecov.
+          command: bash <(curl -s https://codecov.io/bash)
+          when: on_success
+  node6-latest:
+    docker:
+      - image: webpackcontrib/circleci-node6:latest
+    <<: *unit_tests
+  node9-latest:
+    docker:
+      - image: webpackcontrib/circleci-node9:latest
+    <<: *unit_tests
+  node8-canary:
+    docker:
+      - image: webpackcontrib/circleci-node8:latest
+    <<: *canary_tests
+  analysis:
+    docker:
+      - image: webpackcontrib/circleci-node-base:latest
+    steps:
+      - checkout
+      - setup_remote_docker
+      - restore_cache:
+          key: dependency-cache-{{ checksum "package-lock.json" }}
+      - run:
+          name: NPM Rebuild
+          command: npm install
+      - run:
+          name: Run linting.
+          command: npm run lint
+      - run:
+          name: Run NSP Security Check.
+          command: npm run security
+      - run:
+          name: Validate Commit Messages
+          command: npm run ci:lint:commits
+  publish:
+    docker:
+      - image: webpackcontrib/circleci-node-base:latest
+    steps:
+      - checkout
+      - setup_remote_docker
+      - restore_cache:
+          key: dependency-cache-{{ checksum "package-lock.json" }}
+      - run:
+          name: NPM Rebuild
+          command: npm install
+      - run:
+          name: Validate Commit Messages
+          command: npm run release:validate
+      - run:
+          name: Publish to NPM
+          command: printf "noop running conventional-github-releaser"
+
+version: 2.0
+workflows:
+  version: 2
+  validate-publish:
+    jobs:
+      - dependency_cache
+      - node6-latest:
+          requires:
+            - dependency_cache
+          filters:
+            tags:
+              only: /.*/
+      - analysis:
+          requires:
+            - dependency_cache
+          filters:
+            tags:
+              only: /.*/
+      - node8-latest:
+          requires:
+            - analysis
+            - node6-latest
+          filters:
+            tags:
+              only: /.*/
+      - node9-latest:
+          requires:
+            - analysis
+            - node6-latest
+          filters:
+            tags:
+              only: /.*/
+      - node8-canary:
+          requires:
+            - analysis
+            - node6-latest
+          filters:
+            tags:
+              only: /.*/
+      - publish:
+          requires:
+            - node8-latest
+            - node9-latest
+          filters:
+            branches:
+              only:
+                - master

.editorconfig

@@ -0,0 +1,13 @@
+# editorconfig.org
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[.md]
+insert_final_newline = false
+trim_trailing_whitespace = false

.eslintignore

@@ -0,0 +1,2 @@
+/node_modules
+/dist

.eslintrc.js

@@ -0,0 +1,14 @@
+module.exports = {
+  root: true,
+  plugins: ['prettier'],
+  extends: ['@webpack-contrib/eslint-config-webpack'],
+  rules: {
+    'prettier/prettier': [
+      'error',
+      { singleQuote: true, trailingComma: 'es5', arrowParens: 'always' },
+    ],
+    'consistent-return': 0,
+    'no-useless-escape': 1,
+    'no-cond-assign': 1,
+  },
+};

.gitattributes

@@ -0,0 +1,3 @@
+package-lock.json -diff
+* text=auto
+bin/* eol=lf

.github/CODEOWNERS

@@ -0,0 +1,6 @@
+# These are the default owners for everything in
+# webpack-contrib
+@webpack-contrib/org-maintainers
+
+# Add repository specific users / groups
+# below here for libs that are not maintained by the org.

.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,7 @@
+<!--
+1. Check the version of package you are using. If it's not the newest version, update and try again (see changelog while updating!).
+2. If the issue is still there, write a minimal project showing the problem and expected output.
+3. Link to the project and mention Node version and OS in your report.
+
+**IMPORTANT! You should use [Stack Overflow](https://stackoverflow.com/) for support related questions.**
+-->

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,5 @@
+<!--
+1. [Read and sign the CLA](https://cla.js.foundation/webpack/webpack.js.org). This needs to be done only once. PRs that haven't signed it won't be accepted.
+2. Check out the [development guide](https://webpack.js.org/development/) for the API and development guidelines.
+3. Read through the PR diff carefully as sometimes this can reveal issues. The work will be reviewed, but this can save some effort.
+-->

.gitignore

@@ -4,3 +4,17 @@ npm-debug.log
 # IDE
 .idea
 *.iml
+logs
+*.log
+npm-debug.log*
+.eslintcache
+/coverage
+/dist
+/local
+/reports
+/node_modules
+.DS_Store
+Thumbs.db
+.vscode
+*.sublime-project
+*.sublime-workspace

.prettierrc

@@ -0,0 +1,5 @@
+{
+  "singleQuote": true,
+  "trailingComma": "es5",
+  "arrowParens": "always"
+}

appveyor.yml

@@ -0,0 +1,30 @@
+branches:
+  only:
+    - master
+    - next
+init:
+  - git config --global core.autocrlf input
+environment:
+  matrix:
+    - nodejs_version: '8'
+      webpack_version: latest
+      job_part: test
+    - nodejs_version: '6'
+      webpack_version: latest
+      job_part: test
+    - nodejs_version: '8'
+      webpack_version: next
+      job_part: test
+build: 'off'
+matrix:
+  fast_finish: true
+install:
+  - ps: Install-Product node $env:nodejs_version x64
+  - npm i -g npm@latest
+  - npm install
+before_test:
+  - cmd: npm install webpack@%webpack_version%
+test_script:
+  - node --version
+  - npm --version
+  - cmd: npm run ci:%job_part%

codecov.yml

@@ -0,0 +1,10 @@
+codecov:
+  branch: master
+coverage:
+  precision: 2
+  round: down
+  range: 70...100
+  status:
+    project: 'no'
+    patch: 'yes'
+comment: 'off'

commitlint.config.js

@@ -0,0 +1,31 @@
+/* eslint-disable */
+const Configuration = {
+  extends: ['@commitlint/config-angular'],
+
+  rules: {
+    'body-leading-blank': [1, 'always'],
+    'footer-leading-blank': [1, 'always'],
+    'header-max-length': [2, 'always', 72],
+    'scope-case': [2, 'always', 'lower-case'],
+    'subject-case': [2, 'never', ['start-case', 'pascal-case', 'upper-case']],
+    'subject-empty': [2, 'never'],
+    'subject-full-stop': [2, 'never', '.'],
+    'type-case': [2, 'always', 'lower-case'],
+    'type-empty': [2, 'never'],
+    'type-enum': [
+      'build',
+      'chore',
+      'ci',
+      'docs',
+      'feat',
+      'fix',
+      'perf',
+      'refactor',
+      'revert',
+      'style',
+      'test',
+    ],
+  },
+};
+
+module.exports = Configuration;