cryptocurrency.cv/eslint.config.mjs at main · nirholas/cryptocurrency.cv · GitHub

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/**
 * @copyright 2024-2026 nirholas. All rights reserved.
 * @license SPDX-License-Identifier: SEE LICENSE IN LICENSE
 * @see https://github.com/nirholas/free-crypto-news
 *
 * This file is part of free-crypto-news.
 * Unauthorized copying, modification, or distribution is strictly prohibited.
 * For licensing inquiries: nirholas@users.noreply.github.com
 */

import jsxA11y from "eslint-plugin-jsx-a11y";
import tsParser from "@typescript-eslint/parser";
import tsPlugin from "@typescript-eslint/eslint-plugin";
// eslint-plugin-i18next removed: incompatible with ESLint 10 (uses deprecated context.getSourceCode API)

const eslintConfig = [
  {
    files: ["**/*.{ts,tsx}"],
    languageOptions: {
      parser: tsParser,
      parserOptions: {
        ecmaVersion: "latest",
        sourceType: "module",
        projectService: true,
        ecmaFeatures: {
          jsx: true,
        },
      },
    },
    plugins: {
      "jsx-a11y": jsxA11y,
      "@typescript-eslint": tsPlugin,
    },
    rules: {
      // ── TypeScript rules ──────────────────────────────────────────────
      "@typescript-eslint/no-unused-vars": [
        "warn",
        {
          argsIgnorePattern: "^_",
          varsIgnorePattern: "^_",
          caughtErrorsIgnorePattern: "^_",
        },
      ],
      "@typescript-eslint/no-explicit-any": "warn",
      "@typescript-eslint/consistent-type-imports": [
        "warn",
        { prefer: "type-imports", fixStyle: "inline-type-imports" },
      ],
      "@typescript-eslint/no-empty-interface": "warn",
      "@typescript-eslint/no-non-null-assertion": "warn",
      "@typescript-eslint/prefer-optional-chain": "warn",

      // ── General rules ─────────────────────────────────────────────────
      "no-console": ["warn", { allow: ["warn", "error", "info"] }],
      "no-debugger": "error",
      "prefer-const": "warn",
      "no-var": "error",
      eqeqeq: ["error", "always", { null: "ignore" }],

      // ── Accessibility rules ───────────────────────────────────────────
      "jsx-a11y/alt-text": "error",
      "jsx-a11y/anchor-has-content": "error",
      "jsx-a11y/anchor-is-valid": "warn",
      "jsx-a11y/aria-props": "error",
      "jsx-a11y/aria-proptypes": "error",
      "jsx-a11y/aria-unsupported-elements": "error",
      "jsx-a11y/click-events-have-key-events": "warn",
      "jsx-a11y/heading-has-content": "error",
      "jsx-a11y/html-has-lang": "error",
      "jsx-a11y/img-redundant-alt": "warn",
      "jsx-a11y/interactive-supports-focus": "warn",
      "jsx-a11y/label-has-associated-control": "warn",
      "jsx-a11y/media-has-caption": "warn",
      "jsx-a11y/mouse-events-have-key-events": "warn",
      "jsx-a11y/no-access-key": "error",
      "jsx-a11y/no-autofocus": "warn",
      "jsx-a11y/no-distracting-elements": "error",
      "jsx-a11y/no-redundant-roles": "warn",
      "jsx-a11y/no-static-element-interactions": "warn",
      "jsx-a11y/role-has-required-aria-props": "error",
      "jsx-a11y/role-supports-aria-props": "error",
      "jsx-a11y/scope": "error",
      "jsx-a11y/tabindex-no-positive": "warn",
    },
  },
];

export default eslintConfig;