.eslintrc.json

{
    "env": {
        "browser": true,
        "es6": true
    },
    "extends": [
        "eslint:recommended"
    ],
    "globals": {
        "Atomics": "readonly",
        "SharedArrayBuffer": "readonly"
    },
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaVersion": 2018,
        "sourceType": "module"
    },
    "plugins": [
        "@typescript-eslint"
    ],
    "rules": {
        "array-bracket-spacing": [
            "warn",
            "always",
            {
                "objectsInArrays": true,
                "arraysInArrays": true
            }
        ],
        "arrow-spacing": [
            "error"
        ],
        "block-spacing": [
            "error",
            "always"
        ],
        "brace-style": [
            "warn",
            "stroustrup",
            { "allowSingleLine": true }
        ],
        "comma-spacing": [
            "error"
        ],
        "computed-property-spacing": [
            "error"
        ],
        "func-call-spacing": [
            "error"
        ],
        "generator-star-spacing": [
            "error",
            {
                "before": true,
                "after": false
            }
        ],
        "indent": [
            "error",
            "tab",
            {
                "SwitchCase": 1
            }
        ],
        "key-spacing": [
            "error",
            {
                "mode": "minimum"
            }
        ],
        "linebreak-style": [
            "error",
            "unix"
        ],
        "no-case-declarations": [
            "off"
        ],
        "no-confusing-arrow": [
            "warn",
            {
                "allowParens": true
            }
        ],
        "object-curly-spacing": [
            "warn",
            "always"
        ],
        "quotes": [
            "error",
            "double",
            {
                "allowTemplateLiterals": true,
                "avoidEscape": true
            }
        ],
        "rest-spread-spacing": [
            "error"
        ],
        "template-curly-spacing": [
            "warn",
            "never"
        ],
        "semi": [
            "error",
            "always"
        ],
        "semi-spacing": [
            "warn"
        ],
        "space-before-blocks": [
            "warn",
            "always"
        ],
        "space-before-function-paren": [
            "warn",
            {
                "anonymous": "always",
                "named": "never",
                "asyncArrow": "always"
            }
        ],
        "space-in-parens": [
            "warn",
            "never"
        ],
        "space-infix-ops": [
            "error"
        ],
        "space-unary-ops": [
            "error",
            {
                "words": true,
                "nonwords": false
            }
        ],
        "spaced-comment": [
            "warn",
            "always",
            {
                "block": {
                    "balanced": true
                }
            }
        ],
        "switch-colon-spacing": [
            "warn",
            {
                "after": true,
                "before": false
            }
        ],
        "template-tag-spacing": [
            "error",
            "never"
        ],
        "yield-star-spacing": [
            "error",
            "before"
        ]
    },
    "overrides": [
        {
            "files": [ "**/*.ts", "**/*.tsx" ],
            "extends": [
                "plugin:@typescript-eslint/eslint-recommended",
                "plugin:@typescript-eslint/recommended"
            ],
            "rules": {
                "@typescript-eslint/explicit-function-return-type": [
                    "warn",
                    {

                    }
                ],
                "@typescript-eslint/no-explicit-any": [
                    "error",
                    {
                        "ignoreRestArgs": true
                    }
                ],
                "@typescript-eslint/no-use-before-define": [
                    "error",
                    {
                        "functions": false,
                        "classes": false
                    }
                ]
            }
        }
    ]
}