eslint.config.js•2.62 kB
import js from '@eslint/js';
import typescript from '@typescript-eslint/eslint-plugin';
import typescriptParser from '@typescript-eslint/parser';
import prettier from 'eslint-config-prettier';
export default [
js.configs.recommended,
prettier,
{
files: ['src/**/*.ts'],
languageOptions: {
parser: typescriptParser,
parserOptions: {
ecmaVersion: 2022,
sourceType: 'module',
project: './tsconfig.json',
},
globals: {
console: 'readonly',
process: 'readonly',
fetch: 'readonly',
RequestInit: 'readonly',
Response: 'readonly',
Headers: 'readonly',
URL: 'readonly',
URLSearchParams: 'readonly',
Buffer: 'readonly',
setTimeout: 'readonly',
clearTimeout: 'readonly',
setInterval: 'readonly',
clearInterval: 'readonly',
},
},
plugins: {
'@typescript-eslint': typescript,
},
rules: {
...typescript.configs.recommended.rules,
// Type safety
'@typescript-eslint/explicit-function-return-type': 'error',
'@typescript-eslint/no-explicit-any': 'error',
'@typescript-eslint/no-unused-vars': ['error', { argsIgnorePattern: '^_' }],
'@typescript-eslint/consistent-type-imports': 'error',
'@typescript-eslint/consistent-type-exports': 'error',
'@typescript-eslint/no-non-null-assertion': 'error',
'@typescript-eslint/strict-boolean-expressions': 'error',
'@typescript-eslint/prefer-nullish-coalescing': 'error',
// Dead code detection
'@typescript-eslint/no-unused-expressions': 'error',
'no-unreachable': 'error',
'no-constant-condition': 'error',
// Async safety (critical for file I/O operations)
'@typescript-eslint/no-floating-promises': 'error',
'@typescript-eslint/no-misused-promises': 'error',
'@typescript-eslint/await-thenable': 'error',
// Additional strictness
'@typescript-eslint/explicit-module-boundary-types': 'error',
'@typescript-eslint/prefer-readonly': 'error',
'@typescript-eslint/prefer-optional-chain': 'error',
// Error handling
'no-throw-literal': 'error',
// General best practices
'no-console': ['warn', { allow: ['error', 'warn'] }],
'prefer-const': 'error',
'no-var': 'error',
'object-shorthand': 'error',
'prefer-template': 'error',
'no-undef': 'off', // TypeScript handles this
},
},
{
ignores: ['dist/', 'node_modules/', 'coverage/', '*.js', '*.mjs', 'eslint.config.js'],
},
];