tslint.json

{
    "defaultSeverity": "error",
    "extends": [
        "tslint:recommended"
    ],
    "jsRules": {},
    "rules": {
        "array-type": ["array"],
        "arrow-parens": ["ban-single-arg-parens"],
        "ban-types": ["Function", false],
        "member-ordering": ["instance-sandwich"],
        "no-console": false,
        "ordered-imports": [{
            "import-sources-order": "lowercase-last",
            "named-imports-order": "lowercase-first"
        }],
        "prefer-const": false,
        "semicolon": ["never"],
        "trailing-comma": [{"multiline": "never"}],
        "variable-name": ["check-format", "allow-leading-underscore"],
        "curly": true
    },
    "rulesDirectory": [],
    "linterOptions": {
        "exclude": ["tests/**/*.ts"]
    }
}