Files
test-repo/.eslintrc.cjs
T

411 lines
10 KiB
JavaScript

"use strict";
const path = require("node:path");
const { isCI } = require("ci-info");
module.exports = {
root: true,
env: {
es2022: true,
node: true,
},
parserOptions: {
ecmaVersion: "latest",
sourceType: "module",
},
extends: ["eslint:recommended", "prettier"],
plugins: [
"prettier-internal-rules",
"import",
"n",
"regexp",
"unicorn",
"@typescript-eslint",
],
rules: {
"arrow-body-style": ["error", "as-needed"],
curly: "error",
"dot-notation": "error",
eqeqeq: "error",
"logical-assignment-operators": "error",
"no-console": isCI ? "error" : "warn",
"no-constant-binary-expression": "error",
"no-else-return": [
"error",
{
allowElseIf: false,
},
],
"no-implicit-coercion": "error",
"no-inner-declarations": "error",
"no-lonely-if": "error",
"no-restricted-syntax": [
"error",
// `!foo === bar` and `!foo !== bar`
'BinaryExpression[operator=/^[!=]==$/] > UnaryExpression.left[operator="!"]',
],
"no-return-await": "error",
"no-unneeded-ternary": "error",
"no-useless-return": "error",
"no-unused-expressions": [
"error",
{
allowShortCircuit: true,
allowTernary: true,
},
],
"no-unused-vars": [
"error",
{
ignoreRestSiblings: true,
},
],
"no-var": "error",
"object-shorthand": [
"error",
"always",
{
avoidExplicitReturnArrows: true,
},
],
"one-var": ["error", "never"],
"prefer-arrow-callback": "error",
"prefer-const": [
"error",
{
destructuring: "all",
},
],
"prefer-destructuring": [
"error",
{
VariableDeclarator: {
array: false,
object: true,
},
AssignmentExpression: {
array: false,
object: false,
},
},
{
enforceForRenamedProperties: false,
},
],
"prefer-object-has-own": "error",
"prefer-object-spread": "error",
"prefer-rest-params": "error",
"prefer-spread": "error",
quotes: [
"error",
"double",
{
avoidEscape: true,
},
],
"require-await": "error",
"symbol-description": "error",
yoda: [
"error",
"never",
{
exceptRange: true,
},
],
// Internal rules
"prettier-internal-rules/jsx-identifier-case": "error",
"prettier-internal-rules/no-identifier-n": "error",
// @typescript-eslint/eslint-plugin
"@typescript-eslint/prefer-ts-expect-error": "error",
// eslint-plugin-import
"import/extensions": ["error", "ignorePackages"],
"import/no-extraneous-dependencies": [
"error",
{
devDependencies: [
"jest.config.mjs",
"tests/**",
"scripts/**",
"website/**/*",
],
},
],
"import/order": "error",
"import/no-anonymous-default-export": [
"error",
{
allowArray: true,
allowArrowFunction: true,
allowAnonymousClass: false,
allowAnonymousFunction: false,
allowCallExpression: true,
// Unreleased
// allowNew: true,
allowLiteral: true,
allowObject: true,
},
],
// eslint-plugin-n
"n/no-path-concat": "error",
// eslint-plugin-regexp
"regexp/match-any": [
"error",
{
allows: ["dotAll"],
},
],
"regexp/no-unused-capturing-group": "error",
"regexp/no-useless-flag": [
"error",
{
strictTypes: false,
},
],
"regexp/no-useless-lazy": "error",
// eslint-plugin-unicorn
"unicorn/better-regex": "error",
"unicorn/explicit-length-check": "error",
"unicorn/filename-case": "error",
"unicorn/new-for-builtins": "error",
"unicorn/no-array-for-each": "error",
"unicorn/no-array-push-push": "error",
"unicorn/no-lonely-if": "error",
"unicorn/no-new-array": "error",
"unicorn/no-unreadable-iife": "error",
"unicorn/no-useless-length-check": "error",
"unicorn/no-useless-promise-resolve-reject": "error",
"unicorn/no-useless-undefined": "error",
"unicorn/prefer-array-flat": [
"error",
{
functions: ["flat", "flatten"],
},
],
"unicorn/prefer-array-flat-map": "error",
"unicorn/prefer-array-some": "error",
"unicorn/prefer-at": [
"error",
{
getLastElementFunctions: ["getLast"],
},
],
"unicorn/prefer-export-from": [
"error",
{
ignoreUsedVariables: true,
},
],
"unicorn/prefer-includes": "error",
"unicorn/prefer-json-parse-buffer": "error",
"unicorn/prefer-logical-operator-over-ternary": "error",
"unicorn/prefer-module": "error",
"unicorn/prefer-native-coercion-functions": "error",
"unicorn/prefer-node-protocol": "error",
"unicorn/prefer-number-properties": "error",
"unicorn/prefer-optional-catch-binding": "error",
"unicorn/prefer-regexp-test": "error",
"unicorn/prefer-set-has": "error",
"unicorn/prefer-spread": "error",
"unicorn/prefer-string-slice": "error",
"unicorn/prefer-string-starts-ends-with": "error",
"unicorn/prefer-switch": "error",
"unicorn/prefer-type-error": "error",
"unicorn/switch-case-braces": ["error", "avoid"],
"unicorn/template-indent": "error",
"unicorn/text-encoding-identifier-case": "error",
},
overrides: [
// CommonJS modules
{
files: [
"**/*.cjs",
"scripts/tools/eslint-plugin-prettier-internal-rules/**/*.js",
"website/**/*.js",
],
parserOptions: {
sourceType: "script",
},
rules: {
strict: "error",
"unicorn/prefer-module": "off",
"unicorn/prefer-node-protocol": "off",
},
},
{
files: ["scripts/**/*", "tests/config/install-prettier.js"],
rules: {
"no-console": "off",
},
},
{
files: ["scripts/**/*.mjs"],
rules: {
"unicorn/prefer-top-level-await": "error",
},
},
{
files: [
"tests/config/**/*.js",
"tests/format/**/jsfmt.spec.js",
"tests/integration/**/*.js",
"tests/unit/**/*.js",
"scripts/release/__tests__/**/*.spec.js",
],
env: {
jest: true,
},
plugins: ["jest"],
rules: {
"jest/valid-expect": [
"error",
{
alwaysAwait: true,
},
],
"jest/prefer-to-be": "error",
},
},
{
files: ["tests/format/**/*.js"],
rules: {
"prettier-internal-rules/no-legacy-format-test-fixtures": "error",
},
},
{
files: ["tests/integration/**/*.js"],
rules: {
"prettier-internal-rules/await-cli-tests": "error",
},
},
{
files: ["tests/**/*.js"],
rules: {
// TODO: Enable this when we drop support for Node.js v14
"logical-assignment-operators": "off",
"unicorn/prefer-array-flat": "off",
"unicorn/prefer-array-flat-map": "off",
},
globals: {
run_spec: "readonly",
runPrettier: "readonly",
},
},
{
files: ["src/cli/**/*.js"],
rules: {
"n/no-restricted-import": [
"error",
[
{
name: [
path.resolve(__dirname, "src/**"),
`!${path.resolve(__dirname, "src/cli/**")}`,
`!${path.resolve(__dirname, "src/index.js")}`,
`!${path.resolve(__dirname, "src/common/third-party.js")}`,
],
message: "Don't use code from other directory.",
},
],
],
},
},
{
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/flat-ast-path-call": "error",
"prettier-internal-rules/no-conflicting-comment-check-flags": "error",
"prettier-internal-rules/no-doc-index-import": "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",
"prettier-internal-rules/prefer-fs-promises-submodule": "error",
"prettier-internal-rules/prefer-ast-path-node": "error",
},
},
{
files: ["src/language-*/**/*.js"],
rules: {
"prettier-internal-rules/directly-loc-start-end": "error",
},
},
{
files: ["src/language-js/**/*.js"],
excludedFiles: ["src/language-js/parse/postprocess/*.js"],
rules: {
"prettier-internal-rules/no-node-comments": [
"error",
{
file: "src/language-js/utils/index.js",
functions: ["hasComment", "getComments"],
},
"src/language-js/pragma.js",
"src/language-js/parse/babel.js",
"src/language-js/parse/meriyah.js",
"src/language-js/parse/json.js",
"src/language-js/parse/acorn.js",
],
},
},
{
files: ["website/**/*"],
env: {
browser: true,
worker: true,
},
extends: ["plugin:react/recommended"],
settings: {
react: {
version: "18",
},
},
rules: {
"react/display-name": "off",
"react/no-deprecated": "off",
"react/prop-types": "off",
"unicorn/filename-case": "off",
},
},
{
files: ["website/playground/**/*"],
parserOptions: {
sourceType: "module",
},
},
{
files: ["bin/prettier.cjs"],
parserOptions: {
ecmaVersion: 5,
},
rules: {
"no-var": "off",
"prefer-arrow-callback": "off",
},
},
],
};