.eslintrc.json

{
    "env": {
        "browser": true,
        // "commonjs": true,
        "es6": true,
        "node": true,
        "amd": true,
        "mocha": true
    },

    "parserOptions": {
        "ecmaVersion": 2018,
        "sourceType": "module",
        "ecmaFeatures": {
            "jsx": false
        }
    },

    "extends": [
        // Uses the recommended rules for Typescript
        "plugin:@typescript-eslint/recommended",
        // Disable rules that conflict with prettier
        // See https://prettier.io/docs/en/integrating-with-linters.html
        "plugin:prettier/recommended"
    ],
    // See http://eslint.org/docs/rules/

    "rules": {
        // Note:
        // "off" or 0 - turn the rule off
        // "warn" or 1 - turn the rule on as a warning (doesn’t affect exit code)
        // "error" or 2 - turn the rule on as an error (exit code is 1 when triggered)
        "no-const-assign": "warn",
        "no-this-before-super": "warn",
        // "no-undef": "warn",
        "no-unreachable": "warn",
        "no-unused-vars": ["warn", { "argsIgnorePattern": "^_" }],
        "constructor-super": "warn",

        "block-scoped-var": "error",

        "array-bracket-spacing": ["error", "never"],
        "block-spacing": ["error", "always"],
        "brace-style": ["warn", "1tbs", { "allowSingleLine": true }],
        "prefer-const": "warn",

        "valid-typeof": "error",
        "consistent-return": "error",
        "curly": ["warn", "multi-line"],
        "eqeqeq": ["error", "smart"],
        "guard-for-in": "warn",
        // "max-len": "warn",
        "new-cap": "warn",
        "no-bitwise": "off",
        "no-console": "off",
        "no-else-return": "warn",
        "no-eval": "error",
        "no-fallthrough": "error",
        "no-invalid-this": "warn",
        "no-lone-blocks": "warn",
        "no-return-assign": ["warn", "always"],
        "no-self-compare": "error",
        "no-sequences": "warn",
        "no-unneeded-ternary": "warn",
        "no-unused-expressions": "warn",
        "no-useless-call": "warn",
        "no-var": "error",
        "no-with": "error",
        // "vars-on-top": "warn",
        "no-delete-var": "warn",
        "no-mixed-spaces-and-tabs": ["warn", "smart-tabs"],
        "require-jsdoc": "off",
        "space-infix-ops": ["error", { "int32Hint": false }],

        "no-trailing-spaces": [1, { "skipBlankLines": true }]
    }
}