prettierx: Merge Prettier 2.3.1 updates - draft 2

.editorconfig

@@ -10,6 +10,13 @@ insert_final_newline = true
 
 [cspell.json]
 indent_size = 4
+insert_final_newline = false
 
 [website/blog/*.md]
 trim_trailing_whitespace = false
+
+[tests/{**/__snapshots__/*, tests/format/**/*}]
+trim_trailing_whitespace = false
+
+[tests/format/**/jsfmt.spec.js]
+trim_trailing_whitespace = true

.eslintignore

@@ -1,14 +1,13 @@
 !/*.js
-/tests/**/*.js
-!/tests/**/jsfmt.spec.js
+/tests/format/**/*.js
+/tests/integration/cli/
+!/tests/format/**/jsfmt.spec.js
 !/**/.eslintrc.js
 /test*.js
-/scripts/build/shims
 /scripts/release/node_modules
 /coverage/
 /dist/
 **/node_modules/**
 /website/build/
 /website/static/playground.js
 /website/static/lib/
-/tests_integration/cli/

.eslintrc.yml

@@ -1,27 +1,35 @@
 root: true
 env:
-  es6: true
+  es2020: true
   node: true
 extends:
   - eslint:recommended
-  - plugin:prettier/recommended
-parserOptions:
-  ecmaVersion: 2018
+  - prettier
 plugins:
   - import
   - unicorn
+  - prettier-internal-rules
+settings:
+  import/internal-regex: ^linguist-languages/
 rules:
+  arrow-body-style:
+    - error
+    - as-needed
   curly: error
   dot-notation: error
-  eqeqeq:
-    - error
-    - always
-    - null: ignore
+  eqeqeq: error
   import/no-extraneous-dependencies:
     - error
     - devDependencies: ["tests*/**", "scripts/**"]
-  no-else-return: error
+  import/order: error
+  no-else-return:
+    - error
+    - allowElseIf: false
+  no-implicit-coercion: error
   no-inner-declarations: error
+  no-restricted-syntax:
+    - error
+    - 'BinaryExpression[operator=/^[!=]==$/] > UnaryExpression.left[operator="!"]'
   no-unneeded-ternary: error
   no-useless-return: error
   no-unused-vars:
@@ -33,7 +41,9 @@ rules:
     - error
     - never
   prefer-arrow-callback: error
-  prefer-const: error
+  prefer-const:
+    - error
+    - destructuring: all
   prefer-destructuring:
     - error
     - VariableDeclarator:
@@ -46,6 +56,9 @@ rules:
   prefer-object-spread: error
   prefer-rest-params: error
   prefer-spread: error
+  prettier-internal-rules/jsx-identifier-case: error
+  prettier-internal-rules/require-json-extensions: error
+  prettier-internal-rules/no-identifier-n: error
   quotes:
     - error
     - double
@@ -56,21 +69,81 @@ rules:
     - error
     - never
     - exceptRange: true
+  unicorn/better-regex: error
+  unicorn/explicit-length-check: error
   unicorn/new-for-builtins: error
+  unicorn/no-array-for-each: error
+  unicorn/no-array-push-push: error
+  unicorn/no-useless-undefined: error
   unicorn/prefer-includes: error
+  unicorn/prefer-number-properties: error
+  unicorn/prefer-optional-catch-binding: error
+  unicorn/prefer-regexp-test: error
+  unicorn/prefer-spread: error
   unicorn/prefer-string-slice: error
 overrides:
   - files:
       - scripts/**/*.js
     rules:
       no-console: off
   - files:
-      - "{tests,tests_config,tests_integration}/**/*.js"
+      - "**/*.mjs"
+    parserOptions:
+      sourceType: module
+  - files:
+      - "tests/format/**/jsfmt.spec.js"
+      - "tests/config/**/*.js"
+      - "tests/integration/**/*.js"
     env:
       jest: true
+    plugins:
+      - jest
+    rules:
+      jest/valid-expect:
+        - error
+        - alwaysAwait: true
   - files:
       - tests/**/*.js
     rules:
       strict: off
     globals:
       run_spec: false
+  - files:
+      - src/cli/**/*.js
+    rules:
+      no-restricted-modules:
+        - error
+        - patterns:
+            - ".."
+  - files: src/language-js/needs-parens.js
+    rules:
+      prettier-internal-rules/better-parent-property-check-in-needs-parens: error
+  - files: src/**/*.js
+    rules:
+      prettier-internal-rules/consistent-negative-index-access: error
+      prettier-internal-rules/flat-ast-path-call: error
+      prettier-internal-rules/no-conflicting-comment-check-flags: error
+      prettier-internal-rules/no-doc-builder-concat: error
+      prettier-internal-rules/no-empty-flat-contents-for-if-break: error
+      prettier-internal-rules/no-unnecessary-ast-path-call: error
+      prettier-internal-rules/prefer-ast-path-each: error
+      prettier-internal-rules/prefer-indent-if-break: error
+      prettier-internal-rules/prefer-is-non-empty-array: error
+  - files:
+      - src/language-*/**/*.js
+    rules:
+      prettier-internal-rules/directly-loc-start-end: error
+  - files:
+      - src/language-js/**/*.js
+    rules:
+      prettier-internal-rules/no-node-comments:
+        - error
+        - file: "src/language-js/utils.js"
+          functions:
+            - hasComment
+            - getComments
+        - "src/language-js/parse-postprocess.js"
+        - "src/language-js/parser-babel.js"
+        - "src/language-js/parser-meriyah.js"
+        - "src/language-js/pragma.js"
+        - "src/language-js/parser/json.js"

.git-blame-ignore-revs

@@ -0,0 +1,38 @@
+# git-blame ignored revisions
+# To configure, run
+#   git config blame.ignoreRevsFile .git-blame-ignore-revs
+# Requires Git > 2.23
+# See https://git-scm.com/docs/git-blame#Documentation/git-blame.txt---ignore-revs-fileltfilegt
+
+# Prettier bump after release
+# 2.2.1
+80961835a68e3de1b14819a7b77583a54d2b63d7
+# 2.2.0
+cf354c205de9841a2d306387473dac369359ca2b
+# 2.1.2
+c4d3014b95122f4ad19c319a9b3f5f9625d6003f
+# 2.1.1
+a8363197118e530d948978da6e5c414a765ba9c0
+# 2.1.0
+cef4bcafc7867050582d3107632bde7e722575d1
+# 2.0.5
+d33f8a3e2c0a59cb9f383ddec5bbf8d296bb1a23
+# 2.0.4
+592149791e4fea656d8c5fa34c25d4d19076a07a
+# 2.0.3
+64b3ac9e8e933a09f049b7cace540ee526f4d5a4
+# 2.0.2
+c1dd17cf383b78fd8fd43442bb5db59b51900410
+# 2.0.1
+f56d620be529b60c13032681446c1eb76e0fb088
+# 2.0.0
+9dad95b35f935edce4c3d6cfa45c79a0b9c82b9f
+
+# Restructure test files (#10415)
+ece93681f1010796e7d8eb4394196ccaef0cbc9c
+
+# Categorize tests (#8239 #8248 #8249 #8251)
+b585bd6fa4d750a98e277303c428edfc48fea3f4
+f8c5b1fd1da4d67bc09d12bc3411b70d0fa4f4a1
+b6225788966a4a6b49e652044337436642dcd627
+7ad515111e79a3f304d5480d6586314222052333

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,5 @@
+blank_issues_enabled: true
+contact_links:
+  - name: 🤔 Support question
+    url: https://stackoverflow.com/questions/ask?tags=prettier
+    about: Issues are dedicated to development purposes. If you have questions, please use Stack Overflow.

.github/dependabot.yml

@@ -0,0 +1,30 @@
+version: 2
+updates:
+  - package-ecosystem: "npm"
+    directory: "/"
+    schedule:
+      interval: weekly
+      day: sunday
+      time: "01:00"
+    open-pull-requests-limit: 20
+
+  - package-ecosystem: "npm"
+    directory: "/website"
+    schedule:
+      interval: weekly
+      day: sunday
+      time: "01:00"
+
+  - package-ecosystem: "npm"
+    directory: "/scripts/release"
+    schedule:
+      interval: weekly
+      day: sunday
+      time: "01:00"
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: weekly
+      day: sunday
+      time: "01:00"

.github/workflows/dev-package-test.yml

@@ -0,0 +1,48 @@
+name: Dev_Package_Test
+
+on:
+  schedule:
+    - cron: "0 0 * * 1"
+  pull_request:
+    paths:
+      - "package.json"
+      - ".github/workflows/dev-package-test.yml"
+
+jobs:
+  test:
+    timeout-minutes: 60
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - "ubuntu-latest"
+        node:
+          # Run tests on minimal version we support
+          - "10"
+        NPM_CLIENT:
+          - "yarn"
+          - "npm"
+          - "pnpm"
+    env:
+      INSTALL_PACKAGE: true
+      NPM_CLIENT: ${{ matrix.NPM_CLIENT }}
+    name: Test with ${{ matrix.NPM_CLIENT }}
+    runs-on: ${{ matrix.os }}
+    steps:
+      - name: Checkout
+        uses: actions/[email protected]
+
+      - name: Setup Node.js
+        uses: actions/[email protected]
+        with:
+          node-version: ${{ matrix.node }}
+
+      - name: Install Dependencies
+        run: yarn install --frozen-lockfile
+
+      - name: Install Client Package
+        if: matrix.NPM_CLIENT == 'pnpm'
+        run: npm install --global pnpm@5
+
+      - name: Run Tests
+        run: yarn test:dev-package --maxWorkers=2