build: add eslint flat config

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2025-03-23 03:14:58 -07:00
parent 9e54446f44
commit 23f2726ff8

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tvapp2/eslint.config.mjs Normal file
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/*
Eslint 9 Flat Config
old eslint < 8 .rc files are no longer supported! do not place .eslintrc files in subfolders.
eslint developers are currently working on an experimental feature to allow for sub-folder
override rules
@ref https://github.com/eslint/eslint/discussions/18574#discussioncomment-9729092
https://eslint.org/docs/latest/use/configure/configuration-files#experimental-configuration-file-resolution
eslint config migration docs
@ref https://eslint.org/docs/latest/use/configure/migration-guide
*/
import path from 'path';
import globals from 'globals';
import js from '@eslint/js';
import { FlatCompat } from '@eslint/eslintrc';
/*
Plugins
*/
import pluginImport from 'eslint-plugin-import';
import pluginNode from 'eslint-plugin-n'
import pluginChaiFriendly from 'eslint-plugin-chai-friendly';
import pluginStylisticJs from '@stylistic/eslint-plugin-js'
/*
Globals
*/
const customGlobals =
{
guid: 'readable',
uuid: 'readable',
Buffer: "readonly",
BufferEncoding: "readonly"
};
/*
Compatibility
*/
import { fileURLToPath } from 'url';
const __filename = fileURLToPath(import.meta.url); // get resolved path to file
const __dirname = path.dirname(__filename); // get name of directory
const compat = new FlatCompat({
baseDirectory: __dirname, // optional; default: process.cwd()
resolvePluginsRelativeTo: __dirname, // optional
recommendedConfig: js.configs.recommended, // optional unless using 'eslint:recommended'
allConfig: js.configs.all, // optional unless using 'eslint:all'
});
/*
Eslint > Flat Config
*/
export default
[
...compat.extends('eslint:recommended'),
{
ignores: [
'coverage/**',
'node_modules/**',
'**/node_modules/**',
'**/dist/**/*',
'**/__tmp__/**/*',
'eslint.config.cjs'
],
files: ['index.js'],
plugins: {
'n': pluginNode,
'import': pluginImport,
'@stylistic/js': pluginStylisticJs,
'chai-friendly': pluginChaiFriendly
},
linterOptions: {
reportUnusedDisableDirectives: false
},
languageOptions: {
globals: {
...customGlobals,
...globals.browser,
process: true, // Node.js global
_: true,
$: true
},
sourceType: 'module',
ecmaVersion: 'latest',
parserOptions: {
requireConfigFile: false
}
},
rules: {
// eslint/js rules
'one-var': 'off',
'no-throw-literal': 'off',
'camelcase': [
'error',
{
'properties': 'always'
}
],
'no-unused-vars': 'off',
'no-console': 'off',
'no-alert': 'error',
'no-debugger': 'error',
'prefer-arrow-callback': 'error',
'no-useless-escape': 'off',
'no-var': 'error',
'prefer-const': 'error',
'no-unused-expressions': 0,
'chai-friendly/no-unused-expressions': 'off',
'strict': ['error', 'never'],
'prefer-promise-reject-errors': 'off',
'no-object-constructor': 'error',
'object-shorthand': 'off',
'no-array-constructor': 'error',
'array-callback-return': 'error',
'no-eval': 'error',
'no-new-func': 'error',
'prefer-rest-params': 'error',
'prefer-spread': 'error',
'no-useless-constructor': 'error',
'no-dupe-class-members': 'error',
'no-duplicate-imports': 'error',
'eqeqeq': 'error',
'no-unneeded-ternary': 'error',
'curly': 'off',
'no-empty': 'off',
'no-restricted-syntax': [
'error',
{
'selector': 'ExportDefaultDeclaration',
'message': 'Prefer named exports'
}
],
'import/no-webpack-loader-syntax': 'off',
'import/no-relative-parent-imports': 'error',
'import/first': 'error',
'import/no-default-export': 'error',
'node/no-callback-literal': 0,
/*
@plugin eslint-plugin-n
*/
'n/no-callback-literal': 0,
'n/no-deprecated-api': 'error',
'n/no-exports-assign': 'error',
'n/no-extraneous-import': 'error',
'n/no-extraneous-require': [
'error',
{
'allowModules': ['electron', 'electron-notarize'],
'resolvePaths': [],
'tryExtensions': []
}
],
'n/no-missing-import': 'off',
'n/no-missing-require': 'off',
'n/no-mixed-requires': 'error',
'n/no-new-require': 'error',
'n/no-path-concat': 'error',
'n/no-process-env': 'off',
'n/no-process-exit': 'off',
'n/no-restricted-import': 'error',
'n/no-restricted-require': 'error',
'n/no-sync': 'off',
'n/no-unpublished-bin': 'error',
'n/no-unpublished-import': 'error',
'n/no-unpublished-require': 'error',
'n/no-unsupported-features/es-builtins': 'error',
'n/no-unsupported-features/es-syntax': 'error',
'n/no-unsupported-features/node-builtins': 'off',
'n/prefer-global/buffer': 'error',
'n/prefer-global/console': 'error',
'n/prefer-global/process': 'error',
'n/prefer-global/text-decoder': 'error',
'n/prefer-global/text-encoder': 'error',
'n/prefer-global/url': 'error',
'n/prefer-global/url-search-params': 'error',
'n/prefer-node-protocol': 'off',
'n/prefer-promises/dns': 'off',
'n/prefer-promises/fs': 'off',
'n/process-exit-as-throw': 'error',
'@stylistic/js/object-property-newline': 'off',
'@stylistic/js/no-multi-spaces': [ 0, { ignoreEOLComments: true } ],
'@stylistic/js/arrow-spacing': [ 'error', { before: true, after: true } ],
'@stylistic/js/semi-spacing': ['error', {
before: false,
after: false,
}],
"@stylistic/js/space-before-function-paren": ["error", {
anonymous: "always",
asyncArrow: "never",
named: "never"
}],
'@stylistic/js/padded-blocks': ['error', {
blocks: 'never',
switches: 'never',
classes: 'never',
}],
'@stylistic/js/arrow-parens': [ 'error', 'always' ],
'@stylistic/js/block-spacing': [ 'error', 'always' ],
'@stylistic/js/comma-dangle': [ 'error', 'never' ],
'@stylistic/js/comma-spacing': [ 'error', { before: false, after: true }],
'@stylistic/js/computed-property-spacing': ['error', 'never'],
'@stylistic/js/no-mixed-operators': ['off'],
'@stylistic/js/eol-last': ['error', 'always'],
'@stylistic/js/jsx-quotes': ['error', 'prefer-single'],
'@stylistic/js/linebreak-style': ['error', 'unix'],
'@stylistic/js/no-mixed-spaces-and-tabs': ['error'],
'@stylistic/js/no-tabs': ['error'],
'@stylistic/js/no-trailing-spaces': ['error', { skipBlankLines: true, ignoreComments: true }],
'@stylistic/js/no-whitespace-before-property': ['error'],
'@stylistic/js/object-curly-spacing': ['error', 'always'],
'@stylistic/js/quote-props': ['error', 'as-needed'],
'@stylistic/js/quotes': ['error', 'single', { allowTemplateLiterals: true }],
'@stylistic/js/semi': ['error', 'always'],
'@stylistic/js/space-infix-ops': ['error'],
'@stylistic/js/template-curly-spacing': ['error', 'always'],
'@stylistic/js/template-tag-spacing': ['error', 'always'],
'@stylistic/js/space-in-parens': [ 'error', 'always',
{
exceptions: ["{}", "[]"]
}],
'@stylistic/js/spaced-comment': [ 'error', 'always',
{
markers: ['/']
}],
'@stylistic/js/array-bracket-newline': [ 'warn',
{
multiline: true,
minItems: 5,
}],
'@stylistic/js/brace-style': [ 'error', 'allman',
{
allowSingleLine: true,
}],
'@stylistic/js/array-bracket-spacing': [ 'error', 'always',
{
arraysInArrays: false,
objectsInArrays: false,
singleValue: false,
}],
'@stylistic/js/wrap-iife': [2, 'inside', { functionPrototypeMethods: true }],
'@stylistic/js/keyword-spacing': [ 'error',
{
before: true,
after: true,
overrides:
{
return: { before: true, after: true },
throw: { before: true, after: true },
case: { before: true, after: true },
as: { before: true, after: true },
if: { before: true, after: true },
for: { before: true, after: true },
while: { before: true, after: true },
static: { before: true, after: true }
}
}],
},
},
{
files: ['root.js'],
languageOptions: {
sourceType: 'module',
ecmaVersion: 'latest',
},
rules: {
'no-console': 'off',
'no-undef': 'off',
'no-var': 'off'
}
}
];