.eslintrc.json

{
    "root": true,
    "env": {
        "browser": false,
        "node": true,
        "es2021": true,
        "jest": true
    },
    "extends": [
        "plugin:@typescript-eslint/recommended",
        "airbnb-base",
        "plugin:editorconfig/noconflict",
        "plugin:mocha/recommended",
        "airbnb-typescript/base"
    ],
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaVersion": 2019,
        "sourceType": "module",
        "project": "./tsconfig.json"
    },
    "plugins": [
        "@typescript-eslint",
        "sonarjs",
        "editorconfig",
        "mocha"
    ],
    "rules": {
        "no-underscore-dangle": "off",
        "lines-between-class-members": ["error", "always", { "exceptAfterSingleLine": true }],
        "@typescript-eslint/lines-between-class-members": ["error", "always", { "exceptAfterSingleLine": true }],
        "no-console": "off",
        "camelcase": "warn",
        "arrow-parens": [
            2,
            "always"
        ],
        "quotes": [
            2,
            "single"
        ],
        "implicit-arrow-linebreak": "off",
        "consistent-return": "off",
        "no-unused-vars": [
            "error",
            {
                "argsIgnorePattern": "^_",
                "ignoreRestSiblings": true
            }
        ],
        "object-curly-newline": "off",
        "max-params": [
            "error",
            4
        ],
        "max-lines": [
            "error",
            250
        ],
        "max-lines-per-function": [
            "error",
            {
                "max": 20,
                "skipBlankLines": true,
                "skipComments": true
            }
        ],
        "max-len": [
            "error",
            {
                "code": 100
            },
            {
                "ignoreComments": true
            }
        ],
        "complexity": [
            "error",
            5
        ],
        "import/no-extraneous-dependencies": [
            "off"
        ],
        "sonarjs/cognitive-complexity": [
            "error",
            5
        ],
        "sonarjs/no-one-iteration-loop": [
            "error"
        ],
        "sonarjs/no-identical-expressions": [
            "error"
        ],
        "sonarjs/no-use-of-empty-return-value": [
            "error"
        ],
        "sonarjs/no-extra-arguments": [
            "error"
        ],
        "sonarjs/no-identical-conditions": [
            "error"
        ],
        "sonarjs/no-collapsible-if": [
            "error"
        ],
        "sonarjs/no-collection-size-mischeck": [
            "error"
        ],
        "sonarjs/no-duplicate-string": [
            "error"
        ],
        "sonarjs/no-duplicated-branches": [
            "error"
        ],
        "sonarjs/no-identical-functions": [
            "error"
        ],
        "sonarjs/no-redundant-boolean": [
            "error"
        ],
        "sonarjs/no-unused-collection": [
            "error"
        ],
        "sonarjs/no-useless-catch": [
            "error"
        ],
        "sonarjs/prefer-object-literal": [
            "error"
        ],
        "sonarjs/prefer-single-boolean-return": [
            "error"
        ],
        "sonarjs/no-inverted-boolean-check": [
            "error"
        ]
    }
}