tslint.json

{
  "defaultSeverity": "error",
  "extends": [
      "tslint:recommended"
  ],
  "jsRules": {},
  "rules": {
    "array-type": false,
    "interface-name": [true, "never-prefix"],
    "prefer-object-spread": true,
    "quotemark": [true, "single"],
    "space-before-function-paren": [true, "never"],
    "interface-over-type-literal": false,
    "variable-name": [true, "check-format", "allow-leading-underscore"],
    "indent": [true, "spaces", 2],
    "whitespace": [true,
      "check-branch",
      "check-decl",
      "check-operator",
      "check-module",
      "check-separator",
      "check-rest-spread",
      "check-type",
      "check-typecast",
      "check-type-operator",
      "check-preblock"
    ],
    "semicolon": [true, "always", "strict-bound-class-methods"],
    "max-line-length": [true, 120],
    "trailing-comma": [ true, {
      "multiline": {
        "objects": "always",
        "arrays": "always",
        "functions": "never",
        "typeLiterals": "ignore"
      },
      "esSpecCompliant": true
    }]
  },
  "linterOptions": {
    "exclude": [
      "node_modules",
      "**/*.json",
      "**/*.js"
    ]
  }
}