.eslintrc.js

/**
 * @see https://github.com/typescript-eslint/typescript-eslint/blob/main/packages/eslint-plugin/docs/rules/naming-convention.md
 */

module.exports = {
	env: {
		browser: true,
		es2021: true,
		node: true,
	},
	extends: [
		'plugin:react/recommended',
		'standard-with-typescript',
		'plugin:@typescript-eslint/recommended',
	],
	overrides: [],
	parserOptions: {
		ecmaVersion: 'latest',
		sourceType: 'module',
		project: ['./tsconfig.json'],
	},
	plugins: ['react', '@typescript-eslint'],
	ignorePatterns: [
		'.eslintrc.js',
		'*.mjs',
		'demos/*',
		'index.d.ts',
		'gulpfile.js',
	],
	rules: {
		'@typescript-eslint/indent': ['error', 'tab'],
		'@typescript-eslint/prefer-nullish-coalescing': 0, // "warn", too many items!
		'@typescript-eslint/restrict-plus-operands': 'warn', // TODO: "error"
		'@typescript-eslint/restrict-template-expressions': 'warn', // TODO: "error"
		'@typescript-eslint/strict-boolean-expressions': 0,
		'comma-dangle': ['error', 'only-multiline'],
		'no-lone-blocks': 0,
		'no-tabs': ['error', { allowIndentationTabs: true }],
		indent: ['error', 'tab', { SwitchCase: 1, ImportDeclaration: 1 }],
		quotes: ['error', 'single'],
		semi: ['error', 'never'],
		'space-before-function-paren': ['none'],
	},
}