.travis.yml

@@ -1,10 +1,8 @@
 language: node_js
 node_js:
+  - "14"
   - "12"
-  - "11"
   - "10"
-  - "9"
-  - "8"
 before_install:
   - 'nvm install-latest-npm'
 install:
@@ -17,25 +15,53 @@ script:
 sudo: false
 env:
   matrix:
+    - 'TEST=true ESLINT=7 PACKAGE=eslint-config-airbnb-base'
+    - 'TEST=true ESLINT=7 PACKAGE=eslint-config-airbnb'
+    - 'TEST=true ESLINT=7 REACT_HOOKS=3 PACKAGE=eslint-config-airbnb'
+    - 'TEST=true ESLINT=7 REACT_HOOKS=2.3 PACKAGE=eslint-config-airbnb'
+    - 'TEST=true ESLINT=7 REACT_HOOKS=1.7 PACKAGE=eslint-config-airbnb'
     - 'TEST=true ESLINT=6 PACKAGE=eslint-config-airbnb-base'
     - 'TEST=true ESLINT=6 PACKAGE=eslint-config-airbnb'
+    - 'TEST=true ESLINT=6 REACT_HOOKS=3 PACKAGE=eslint-config-airbnb'
+    - 'TEST=true ESLINT=6 REACT_HOOKS=2.3 PACKAGE=eslint-config-airbnb'
     - 'TEST=true ESLINT=6 REACT_HOOKS=1.7 PACKAGE=eslint-config-airbnb'
     - 'TEST=true ESLINT=5 PACKAGE=eslint-config-airbnb-base'
     - 'TEST=true ESLINT=5 PACKAGE=eslint-config-airbnb'
+    - 'TEST=true ESLINT=5 REACT_HOOKS=3 PACKAGE=eslint-config-airbnb'
+    - 'TEST=true ESLINT=5 REACT_HOOKS=2.3 PACKAGE=eslint-config-airbnb'
     - 'TEST=true ESLINT=5 REACT_HOOKS=1.7 PACKAGE=eslint-config-airbnb'
 matrix:
   fast_finish: true
   include:
+    - node_js: "lts/*"
+      env: PREPUBLISH=true ESLINT=7 PACKAGE=eslint-config-airbnb-base
+    - node_js: "lts/*"
+      env: PREPUBLISH=true ESLINT=7 PACKAGE=eslint-config-airbnb
+    - node_js: "lts/*"
+      env: PREPUBLISH=true ESLINT=7 REACT_HOOKS=3 PACKAGE=eslint-config-airbnb
+    - node_js: "lts/*"
+      env: PREPUBLISH=true ESLINT=7 REACT_HOOKS=2.3 PACKAGE=eslint-config-airbnb
+    - node_js: "lts/*"
+      env: PREPUBLISH=true ESLINT=7 REACT_HOOKS=1.7 PACKAGE=eslint-config-airbnb
+    - node_js: "lts/*"
     - node_js: "lts/*"
       env: PREPUBLISH=true ESLINT=6 PACKAGE=eslint-config-airbnb-base
     - node_js: "lts/*"
       env: PREPUBLISH=true ESLINT=6 PACKAGE=eslint-config-airbnb
+    - node_js: "lts/*"
+      env: PREPUBLISH=true ESLINT=6 REACT_HOOKS=3 PACKAGE=eslint-config-airbnb
+    - node_js: "lts/*"
+      env: PREPUBLISH=true ESLINT=6 REACT_HOOKS=2.3 PACKAGE=eslint-config-airbnb
     - node_js: "lts/*"
       env: PREPUBLISH=true ESLINT=6 REACT_HOOKS=1.7 PACKAGE=eslint-config-airbnb
     - node_js: "lts/*"
       env: PREPUBLISH=true ESLINT=5 PACKAGE=eslint-config-airbnb-base
     - node_js: "lts/*"
       env: PREPUBLISH=true ESLINT=5 PACKAGE=eslint-config-airbnb
+    - node_js: "lts/*"
+      env: PREPUBLISH=true ESLINT=5 REACT_HOOKS=3 PACKAGE=eslint-config-airbnb
+    - node_js: "lts/*"
+      env: PREPUBLISH=true ESLINT=5 REACT_HOOKS=2.3 PACKAGE=eslint-config-airbnb
     - node_js: "lts/*"
       env: PREPUBLISH=true ESLINT=5 REACT_HOOKS=1.7 PACKAGE=eslint-config-airbnb
     - node_js: "lts/*"
@@ -44,23 +70,38 @@ matrix:
       env: LINT=true PACKAGE=eslint-config-airbnb
     - node_js: "lts/*"
       env: LINT=true PACKAGE=eslint-config-airbnb-base
-    - node_js: "7"
+    - node_js: "8"
+      env: TEST=true ESLINT=6 PACKAGE=eslint-config-airbnb-base
+    - node_js: "8"
+      env: TEST=true ESLINT=6 PACKAGE=eslint-config-airbnb
+    - node_js: "8"
+      env: TEST=true ESLINT=6 REACT_HOOKS=3 PACKAGE=eslint-config-airbnb
+    - node_js: "8"
+      env: TEST=true ESLINT=6 REACT_HOOKS=2.3 PACKAGE=eslint-config-airbnb
+    - node_js: "8"
+      env: TEST=true ESLINT=6 REACT_HOOKS=1.7 PACKAGE=eslint-config-airbnb
+    - node_js: "8"
       env: TEST=true ESLINT=5 PACKAGE=eslint-config-airbnb-base
-    - node_js: "7"
+    - node_js: "8"
       env: TEST=true ESLINT=5 PACKAGE=eslint-config-airbnb
-    - node_js: "7"
+    - node_js: "8"
+      env: TEST=true ESLINT=5 REACT_HOOKS=3 PACKAGE=eslint-config-airbnb
+    - node_js: "8"
+      env: TEST=true ESLINT=5 REACT_HOOKS=2.3 PACKAGE=eslint-config-airbnb
+    - node_js: "8"
       env: TEST=true ESLINT=5 REACT_HOOKS=1.7 PACKAGE=eslint-config-airbnb
     - node_js: "6"
       env: TEST=true ESLINT=5 PACKAGE=eslint-config-airbnb-base
     - node_js: "6"
       env: TEST=true ESLINT=5 PACKAGE=eslint-config-airbnb
+    - node_js: "6"
+      env: TEST=true ESLINT=5 REACT_HOOKS=3 PACKAGE=eslint-config-airbnb
+    - node_js: "6"
+      env: TEST=true ESLINT=5 REACT_HOOKS=2.3 PACKAGE=eslint-config-airbnb
     - node_js: "6"
       env: TEST=true ESLINT=5 REACT_HOOKS=1.7 PACKAGE=eslint-config-airbnb
   exclude:
   allow_failures:
-    - node_js: "11"
-    - node_js: "9"
-    - node_js: "7"
     - env: PREPUBLISH=true ESLINT=6 PACKAGE=eslint-config-airbnb-base
     - env: PREPUBLISH=true ESLINT=6 PACKAGE=eslint-config-airbnb
     - env: PREPUBLISH=true ESLINT=5 PACKAGE=eslint-config-airbnb-base

README.md

@@ -2914,11 +2914,11 @@ Other Style Guides
 
     ```javascript
     // bad
-    var obj = { "foo" : 42 };
-    var obj2 = { "foo":42 };
+    var obj = { foo : 42 };
+    var obj2 = { foo:42 };
 
     // good
-    var obj = { "foo": 42 };
+    var obj = { foo: 42 };
     ```
 
   <a name="whitespace--no-trailing-spaces"></a>

package.json

@@ -40,7 +40,7 @@
   },
   "homepage": "https://github.com/airbnb/javascript",
   "devDependencies": {
-    "markdownlint": "^0.19.0",
-    "markdownlint-cli": "^0.21.0"
+    "markdownlint": "^0.20.3",
+    "markdownlint-cli": "^0.23.1"
   }
 }

packages/eslint-config-airbnb-base/CHANGELOG.md

@@ -1,3 +1,13 @@
+14.2.0 / 2020-06-10
+==================
+ - [new] add `eslint` `v7`
+ - [minor] Disallow multiple empty lines (#2238)
+ - [minor] Fix typo in no-multiple-empty-lines rule (#2168)
+ - [patch] Include 'context' exception for `no-param-reassign` (#2230)
+ - [patch] Allow triple-slash (///) comments (#2197)
+ - [patch] Disable `prefer-object-spread` for `airbnb-base/legacy` (#2198)
+ - [deps] update `eslint-plugin-import`, `eslint-plugin-react`, `babel-preset-airbnb`, `eslint-find-rules`, `in-publish`, `tape`, `object.entries`
+
 14.1.0 / 2020-03-12
 ==================
  - [minor] add new disabled rules, update eslint

packages/eslint-config-airbnb-base/legacy.js

@@ -28,6 +28,7 @@ module.exports = {
       message: 'Please use Object.defineProperty instead.',
     }],
     'no-var': 'off',
+    'prefer-object-spread': 'off',
     strict: ['error', 'safe'],
   }
 };

packages/eslint-config-airbnb-base/package.json

@@ -1,6 +1,6 @@
 {
   "name": "eslint-config-airbnb-base",
-  "version": "14.1.0",
+  "version": "14.2.0",
   "description": "Airbnb's base JS ESLint config, following our styleguide",
   "main": "index.js",
   "scripts": {
@@ -54,26 +54,26 @@
   "homepage": "https://github.com/airbnb/javascript",
   "devDependencies": {
     "@babel/runtime": "^7.8.7",
-    "babel-preset-airbnb": "^4.4.0",
+    "babel-preset-airbnb": "^4.5.0",
     "babel-tape-runner": "^3.0.0",
     "eclint": "^2.8.1",
-    "eslint": "^5.16.0 || ^6.8.0",
-    "eslint-find-rules": "^3.4.0",
-    "eslint-plugin-import": "^2.20.1",
-    "in-publish": "^2.0.0",
+    "eslint": "^5.16.0 || ^6.8.0 || ^7.2.0",
+    "eslint-find-rules": "^3.5.0",
+    "eslint-plugin-import": "^2.21.2",
+    "in-publish": "^2.0.1",
     "safe-publish-latest": "^1.1.4",
-    "tape": "^5.0.0-next.4"
+    "tape": "^5.0.1"
   },
   "peerDependencies": {
-    "eslint": "^5.16.0 || ^6.8.0",
-    "eslint-plugin-import": "^2.20.1"
+    "eslint": "^5.16.0 || ^6.8.0 || ^7.2.0",
+    "eslint-plugin-import": "^2.21.2"
   },
   "engines": {
     "node": ">= 6"
   },
   "dependencies": {
     "confusing-browser-globals": "^1.0.9",
     "object.assign": "^4.1.0",
-    "object.entries": "^1.1.1"
+    "object.entries": "^1.1.2"
   }
 }

packages/eslint-config-airbnb-base/rules/best-practices.js

@@ -28,6 +28,11 @@ module.exports = {
     // require default case in switch statements
     'default-case': ['error', { commentPattern: '^no default$' }],
 
+    // Enforce default clauses in switch statements to be last
+    // https://eslint.org/docs/rules/default-case-last
+    // TODO: enable, semver-minor, when eslint v7 is required (which is a major)
+    'default-case-last': 'off',
+
     // https://eslint.org/docs/rules/default-param-last
     // TODO: enable, semver-minor, when eslint v6.4 is required (which is a major)
     'default-param-last': 'off',
@@ -194,6 +199,7 @@ module.exports = {
         'accumulator', // for reduce accumulators
         'e', // for e.returnvalue
         'ctx', // for Koa routing
+        'context', // for Koa routing
         'req', // for Express requests
         'request', // for Express requests
         'res', // for Express responses

packages/eslint-config-airbnb-base/rules/errors.js

@@ -91,6 +91,11 @@ module.exports = {
     // disallow irregular whitespace outside of strings and comments
     'no-irregular-whitespace': 'error',
 
+    // Disallow Number Literals That Lose Precision
+    // https://eslint.org/docs/rules/no-loss-of-precision
+    // TODO: enable, semver-minor, once eslint v7.1 is required (which is major)
+    'no-loss-of-precision': 'off',
+
     // Disallow characters which are made with multiple code points in character class syntax
     // https://eslint.org/docs/rules/no-misleading-character-class
     'no-misleading-character-class': 'error',
@@ -131,13 +136,19 @@ module.exports = {
     // disallow negating the left operand of relational operators
     // https://eslint.org/docs/rules/no-unsafe-negation
     'no-unsafe-negation': 'error',
+
+    // Disallow useless backreferences in regular expressions
+    // https://eslint.org/docs/rules/no-useless-backreference
+    // TODO: enable, semver-minor, once eslint v7 is required (which is major)
+    'no-useless-backreference': 'off',
+
     // disallow negation of the left operand of an in expression
     // deprecated in favor of no-unsafe-negation
     'no-negated-in-lhs': 'off',
 
     // Disallow assignments that can lead to race conditions due to usage of await or yield
     // https://eslint.org/docs/rules/require-atomic-updates
-    // TODO: enable, semver-major
+    // note: not enabled because it is very buggy
     'require-atomic-updates': 'off',
 
     // disallow comparisons with the value NaN

packages/eslint-config-airbnb-base/rules/es6.js

@@ -60,6 +60,16 @@ module.exports = {
     // https://eslint.org/docs/rules/no-new-symbol
     'no-new-symbol': 'error',
 
+    // Disallow specified names in exports
+    // https://eslint.org/docs/rules/no-restricted-exports
+    // TODO enable, semver-minor, once eslint v7 is required (which is major)
+    'no-restricted-exports': ['off', {
+      restrictedNamedExports: [
+        'default', // use `export default` to provide a default export
+        'then', // this will cause tons of confusion when your module is dynamically `import()`ed
+      ],
+    }],
+
     // disallow specific imports
     // https://eslint.org/docs/rules/no-restricted-imports
     'no-restricted-imports': ['off', {

packages/eslint-config-airbnb-base/rules/style.js

@@ -313,7 +313,7 @@ module.exports = {
 
     // disallow multiple empty lines, only one newline at the end, and no new lines at the beginning
     // https://eslint.org/docs/rules/no-multiple-empty-lines
-    'no-multiple-empty-lines': ['error', { max: 2, maxBOF: 1, maxEOF: 0 }],
+    'no-multiple-empty-lines': ['error', { max: 1, maxBOF: 0, maxEOF: 0 }],
 
     // disallow negated conditions
     // https://eslint.org/docs/rules/no-negated-condition
@@ -501,7 +501,7 @@ module.exports = {
     'spaced-comment': ['error', 'always', {
       line: {
         exceptions: ['-', '+'],
-        markers: ['=', '!'], // space here to support sprockets directives
+        markers: ['=', '!', '/'], // space here to support sprockets directives, slash for TS /// comments
       },
       block: {
         exceptions: ['-', '+'],

packages/eslint-config-airbnb/CHANGELOG.md

@@ -1,3 +1,14 @@
+18.2.0 / 2020-06-18
+==================
+ - [new] add `eslint` `v7` (#2240)
+ - [minor] Allow using `eslint-plugin-react-hooks` v3 and v4 (#2235, #2207)
+ - [minor] Fix typo in no-multiple-empty-lines rule (#2168)
+ - [patch] set `explicitSpread` to ignore for `react/jsx-props-no-spreading` (#2237)
+ - [patch] relax `eslint-plugin-react-hooks` down to v2.3, due to a controversial change in v2.5
+ - [readme] fix typo (#2194)
+ - [deps] update `eslint-config-airbnb-base`, `eslint-plugin-jsx-a11y`, `eslint-plugin-import`, `eslint-plugin-react`, `babel-preset-airbnb`, `eslint-find-rules`, `in-publish`, `tape`, `object.entries`
+ - [tests] fix for eslint 7
+
 18.1.0 / 2020-03-12
 ==================
  - [minor] Support eslint-plugin-react-hooks@2 (#2090)

packages/eslint-config-airbnb/README.md

@@ -56,7 +56,7 @@ Our default export contains all of our ESLint rules, including ECMAScript 6+ and
 
 2. Add `"extends": "airbnb"` to your `.eslintrc`
 
-### eslint-config/airbnb/hooks
+### eslint-config-airbnb/hooks
 
 This entry point enables the linting rules for React hooks (requires v16.8+). To use, add `"extends": ["airbnb", "airbnb/hooks"]` to your `.eslintrc`
 

packages/eslint-config-airbnb/package.json

@@ -1,6 +1,6 @@
 {
   "name": "eslint-config-airbnb",
-  "version": "18.1.0",
+  "version": "18.2.0",
   "description": "Airbnb's ESLint config, following our styleguide",
   "main": "index.js",
   "scripts": {
@@ -54,32 +54,32 @@
   },
   "homepage": "https://github.com/airbnb/javascript",
   "dependencies": {
-    "eslint-config-airbnb-base": "^14.1.0",
+    "eslint-config-airbnb-base": "^14.2.0",
     "object.assign": "^4.1.0",
-    "object.entries": "^1.1.1"
+    "object.entries": "^1.1.2"
   },
   "devDependencies": {
     "@babel/runtime": "^7.8.7",
-    "babel-preset-airbnb": "^4.4.0",
+    "babel-preset-airbnb": "^4.5.0",
     "babel-tape-runner": "^3.0.0",
     "eclint": "^2.8.1",
-    "eslint": "^5.16.0 || ^6.8.0",
-    "eslint-find-rules": "^3.4.0",
-    "eslint-plugin-import": "^2.20.1",
-    "eslint-plugin-jsx-a11y": "^6.2.3",
-    "eslint-plugin-react": "^7.19.0",
-    "eslint-plugin-react-hooks": "^2.5.0 || ^1.7.0",
-    "in-publish": "^2.0.0",
+    "eslint": "^5.16.0 || ^6.8.0 || ^7.2.0",
+    "eslint-find-rules": "^3.5.0",
+    "eslint-plugin-import": "^2.21.2",
+    "eslint-plugin-jsx-a11y": "^6.3.0",
+    "eslint-plugin-react": "^7.20.0",
+    "eslint-plugin-react-hooks": "^4 || ^3 || ^2.3.0 || ^1.7.0",
+    "in-publish": "^2.0.1",
     "react": ">= 0.13.0",
     "safe-publish-latest": "^1.1.4",
-    "tape": "^5.0.0-next.4"
+    "tape": "^5.0.1"
   },
   "peerDependencies": {
-    "eslint": "^5.16.0 || ^6.8.0",
-    "eslint-plugin-import": "^2.20.1",
-    "eslint-plugin-jsx-a11y": "^6.2.3",
-    "eslint-plugin-react": "^7.19.0",
-    "eslint-plugin-react-hooks": "^2.5.0 || ^1.7.0"
+    "eslint": "^5.16.0 || ^6.8.0 || ^7.2.0",
+    "eslint-plugin-import": "^2.21.2",
+    "eslint-plugin-jsx-a11y": "^6.3.0",
+    "eslint-plugin-react": "^7.20.0",
+    "eslint-plugin-react-hooks": "^4 || ^3 || ^2.3.0 || ^1.7.0"
   },
   "engines": {
     "node": ">= 6"

packages/eslint-config-airbnb/rules/react-a11y.js

@@ -236,5 +236,11 @@ module.exports = {
       specialLink: ['to'],
       aspects: ['noHref', 'invalidHref', 'preferButton'],
     }],
+
+    // Ensure the autocomplete attribute is correct and suitable for the form field it is used with
+    // https://github.com/jsx-eslint/eslint-plugin-jsx-a11y/blob/29c68596b15c4ff0a40daae6d4a2670e36e37d35/docs/rules/autocomplete-valid.md
+    'jsx-a11y/autocomplete-valid': ['off', {
+      inputComponents: [],
+    }],
   },
 };

packages/eslint-config-airbnb/rules/react.js

@@ -494,6 +494,7 @@ module.exports = {
     'react/jsx-props-no-spreading': ['error', {
       html: 'enforce',
       custom: 'enforce',
+      explicitSpread: 'ignore',
       exceptions: [],
     }],