.eslintrc.json

{
  "env": {
    "browser": true,
    "es6": true,
    "node": true
  },
  "extends": ["plugin:@typescript-eslint/recommended", "plugin:promise/recommended", "prettier", "react-app", "plugin:testing-library/react"],
  "globals": {},
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "plugins": ["prettier", "@typescript-eslint", "react", "jest", "promise", "simple-import-sort", "testing-library"],
  "rules": {
    "@typescript-eslint/camelcase": "off",
    "@typescript-eslint/explicit-function-return-type": "off",
    "@typescript-eslint/explicit-member-accessibility": "off",
    "@typescript-eslint/interface-name-prefix": "off",
    "@typescript-eslint/no-explicit-any": "off",
    "@typescript-eslint/no-unused-vars": [
      "error",
      {
        "argsIgnorePattern": "^_"
      }
    ],
    "@typescript-eslint/no-non-null-assertion": "off",
    "@typescript-eslint/explicit-module-boundary-types": "off",
    "jest/prefer-expect-assertions": "off",
    "jest/no-focused-tests": "error",
    "jsx-quotes": ["error", "prefer-double"],
    "max-len": ["error", 150],
    "no-unused-vars": "off",
    "no-var": "error",
    "promise/always-return": "off",
    "promise/catch-or-return": "off",
    "react/boolean-prop-naming": ["error", { "rule": "^(can|is|has)[A-Z]([A-Za-z0-9]?)+" }],
    "react/forbid-component-props": ["error", { "forbid": ["style"] }],
    "react/destructuring-assignment": ["error", "always"],
    "react/jsx-sort-props": ["error", { "ignoreCase": true }],
    "react/no-access-state-in-setstate": "error",
    "react/no-children-prop": "error",
    "react/no-deprecated": "error",
    "react/no-did-update-set-state": "error",
    "react/no-direct-mutation-state": "error",
    "react/no-find-dom-node": "error",
    "react/no-redundant-should-component-update": "error",
    "react/no-render-return-value": "error",
    "react/no-string-refs": "error",
    "react/no-unknown-property": "error",
    "react/no-unsafe": "error",
    "react/no-unused-state": "error",
    "react/no-will-update-set-state": "error",
    "react/prefer-stateless-function": ["error", { "ignorePureComponents": false }],
    "react/prop-types": "off",
    "react/void-dom-elements-no-children": "error",
    "require-await": "error",
    "promise/no-return-wrap": "off",
    "simple-import-sort/imports": [
      "error",
      {
        "groups": [
          ["^react", "^@?\\w"],
          // Internal packages.
          ["^(components|containers|core|services|testing|utils)(/.*|$)"],
          // Side effect imports.
          ["^\\u0000"],
          // Parent imports. Put `..` last.
          ["^\\.\\.(?!/?$)", "^\\.\\./?$"],
          // Other relative imports. Put same-folder imports and `.` last.
          ["^\\./(?=.*/)(?!/?$)", "^\\.(?!/?$)", "^\\./?$"],
          // Style imports.
          ["^.+\\.s?css$"]
        ]
      }
    ],
    // Not a useful rule, often fires in non-test code
    "testing-library/render-result-naming-convention": "off",
    "testing-library/no-node-access": "off",
    "testing-library/prefer-screen-queries": "off",
    "testing-library/no-container": "off",
    "testing-library/prefer-find-by": "off"
  },
  "settings": {
    "import/resolver": {
      "node": {
        "paths": ["src"]
      }
    }
  }
}