tslint.json

{
  "parserOptions": {
    "ecmaVersion": 6,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true,
      "experimentalObjectRestSpread": true
    }
  },
  "rules": {
    "arrow-spacing": [ 1, { "before": true, "after": true } ],
    "brace-style": [ 1, "1tbs", { "allowSingleLine": true } ],
    "camelcase": [ 1, { "properties": "always" } ],
    "default-case": 1,
    "max-params": [ 1, 3 ],
    "no-const-assign": 2,
    "no-extra-semi": 1,
    "no-shadow": [ 1, { "hoist": "all" } ],
    "no-undefined": 1,
    "no-var": 2,
    "prefer-const": 2,
    "prefer-spread": 2,
    "quotes": [ 1, "single", "avoid-escape" ],
    "semi": [ 1, "never" ],
    "space-infix-ops": 1
  },
  "env": {
    "browser": true,
    "node": true
  }
}