.eslintrc.json

{
  "root": true,
  "overrides": [
    {
      "files": ["*.ts", "*.js"],
      "extends": [
        "plugin:@typescript-eslint/recommended-requiring-type-checking",
        "plugin:sonarjs/recommended",
        "plugin:import/recommended",
        "plugin:import/typescript"
      ],
      "env": {
        "node": true,
        "es6": true
      },
      "parserOptions": {
        "project": "./tsconfig.json"
      },
      "plugins": [
        "@typescript-eslint",
        "sonarjs",
        "import",
        "eslint-plugin-import-helpers",
        "unused-imports"
      ],
      "rules": {
        "import-helpers/order-imports": [
          "error",
          {
            "newlinesBetween": "always",
            "groups": ["module", ["parent", "sibling", "index"]],
            "alphabetize": {
              "order": "asc",
              "ignoreCase": true
            }
          }
        ],
        "no-unused-vars": "off",
        "@typescript-eslint/no-unused-vars": [
          "warn",
          {
            "vars": "all",
            "varsIgnorePattern": "^_",
            "args": "after-used",
            "argsIgnorePattern": "^_",
            "ignoreRestSiblings": true
          }
        ],
        "unused-imports/no-unused-imports-ts": ["error"],
        "unused-imports/no-unused-vars-ts": [
          "warn",
          {
            "vars": "all",
            "varsIgnorePattern": "^_",
            "args": "after-used",
            "argsIgnorePattern": "^_",
            "ignoreRestSiblings": true
          }
        ],
        "jsdoc/require-param-type": "off",
        "jsdoc/require-returns-type": "off",
        "jsdoc/require-jsdoc": "off"
      }
    },
    {
      "files": ["*.*spec.ts"],
      "plugins": ["jest"],
      "env": {
        "jest/globals": true
      },
      "rules": {
        "@typescript-eslint/unbound-method": "off",
        "sonarjs/no-duplicate-string": "warn"
      }
    },
    {
      "files": ["*.ts", "*.js", "*.md", "*.yml", "*.yaml", "*.json"],
      "extends": ["plugin:prettier/recommended"],
      "plugins": ["prettier"]
    }
  ]
}