.eslintrc.json

{
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "project": "./tsconfig.eslint.json",
        "extraFileExtensions": [
            ".json"
        ]
    },
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/eslint-recommended",
        "plugin:@typescript-eslint/recommended",
        "plugin:@typescript-eslint/recommended-requiring-type-checking",
        "plugin:json/recommended",
        "plugin:prettier/recommended"
    ],
    "rules": {
        "@typescript-eslint/ban-ts-comment": "warn",
        "@typescript-eslint/no-empty-function": "off",
        "@typescript-eslint/no-floating-promises": 1,
        "@typescript-eslint/no-namespace": "off",
        "@typescript-eslint/no-unsafe-member-access": "warn",
        "@typescript-eslint/no-unsafe-assignment": "warn",
        "@typescript-eslint/no-use-before-define": 0,
        "@typescript-eslint/no-var-requires": "warn",
        "curly": [
            "error",
            "all"
        ],
        "no-caller": "error",
        "no-duplicate-imports": "error",
        "no-eval": "error",
        "no-var": "error",
        "sort-imports": [
            "error",
            {
                "ignoreCase": true,
                "ignoreDeclarationSort": true
            }
        ]
    },
    "env": {
        "browser": true,
        "es6": true,
        "webextensions": true
    }
}