.eslintrc.js

module.exports = {
  env: { node: true, mocha: true, es2021: true },
  extends: ["plugin:prettier/recommended", "eslint:recommended"],
  plugins: ["prettier", "mocha"],
  rules: {
    "prettier/prettier": ["warn"],
    indent: 0, // avoid conflict with prettier's indent system
    "linebreak-style": ["error", "unix"],
    quotes: ["error", "double", { avoidEscape: true }],
    semi: ["error", "always"],
    "spaced-comment": ["error", "always", { exceptions: ["-", "+"] }],
    "mocha/no-exclusive-tests": "error",
    "no-console": 0,
    "object-curly-newline": ["warn", "never"],
  },
  overrides: [
    {
      files: "*.ts",
      parser: "@typescript-eslint/parser",
      extends: [
        "plugin:prettier/recommended",
        "eslint:recommended",
        "plugin:@typescript-eslint/eslint-recommended",
        "plugin:@typescript-eslint/recommended",
      ],
      rules: {
        "@typescript-eslint/no-var-requires": 0,
        "@typescript-eslint/no-unused-vars": ["error", { ignoreRestSiblings: true }],
        "@typescript-eslint/ban-ts-comment": 0,
      },
    },
  ],
  settings: { "mocha/additionalTestFunctions": ["describeModule"] },
  globals: { web3: "readonly", artifacts: "readonly", assert: "readonly", contract: "readonly" },
};