tslint.json

{
    "defaultSeverity": "error",
    "extends": [
        "tslint:all",
        "tslint-immutable"
    ],
    "jsRules": {},
    "rules": {
        "semicolon": false,
        "interface-name": false,
        "arrow-parens": false,
        "ordered-imports": false,
        "forin": false,
        "interface-over-type-literal": false,
        "object-literal-sort-keys": false,

        // Recommended built-in rules
        "no-var-keyword": true,
        "no-parameter-reassignment": true,
        "typedef": true,
        "linebreak-style": false,
        "newline-before-return": false,
        "type-literal-delimiter": false,
        "trailing-comma": false,
        "prefer-method-signature": false,
        "member-ordering": false,
        // this rule has too many false positives.
        "no-use-before-declare": false,

        // Immutability rules
        "readonly-keyword": true,
        "readonly-array": true,
        "no-let": [true, "ignore-local"],
        "no-object-mutation": true,
        "no-delete": true,
        "no-method-signature": true,
        "array-type": false,

        // Functional style rules
        "no-this": true,
        "no-class": true,
        "no-mixed-interface": true,
        "no-expression-statement": true,
        "no-if-statement": true,
        "no-loop-statement": true,
        "strict-comparisons": false
    },
    "rulesDirectory": []
}