.eslintrc.json

{
    "env": {
        "es6": true,
        "node": true,
        "es2020": true,
        "commonjs": true
    },
    "root": true,
    "extends": [ "eslint:recommended"],
    "parser": "@typescript-eslint/parser",
    "parserOptions": { 
        "project": ["tsconfig.json"],
        "ecmaVersion": "latest" ,
        "sourceType": "module",
        "allowImportExportEverywhere": true,
        "ecmaFeatures": {
            "jsx": true,
            "modules": true,
            "experimentalObjectRestSpread": true
          }
    },
    "rules": {
        "no-empty": "off",
        "no-undef": "off",
        "prefer-const": "error",
        "no-trailing-spaces": "error",
        "semi": [ "error", "always" ],
        "no-unused-vars": [
            "error",
            { "varsIgnorePattern": "^_" }
        ],
        "quotes": [
            "error",
            "double"
        ],
        "indent": [
            "error",
            4,
            { 
                "VariableDeclarator": "first",
                "flatTernaryExpressions": true,
                "offsetTernaryExpressions": false
            }
        ],
        "max-len": [
            "error",
            { 
                "code": 150,
                "ignoreStrings": true,
                "ignoreComments": true,
                "ignoreTemplateLiterals": true
            }
        ]
    }
}