.eslintrc.json

{
  "env": {
    "browser": true,
    "es6": true,
    "node": true,
    "jasmine": true,
    "mocha": true
  },
  "globals": {
    "angular": true,
    "introJs": true
  },
  "extends": "eslint:recommended",
  "parserOptions": {
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "rules": {
    "array-bracket-spacing": ["error", "never"],
    "comma-spacing": [
      "error",
      {
        "before": false,
        "after": true
      }
    ],
    "indent": 0,
    "linebreak-style": ["error", "unix"],
    "no-console": "off",
    "no-empty": "off",
    "no-global-assign": "off",
    "no-unused-vars": ["warn", { "args": "none", "varsIgnorePattern": "^_void" }],
    "semi": ["error", "always"]
  },
  "overrides": {
    "files": ["*.ts", "lib/**/*.ts", "test/**/*.ts", "sample/**/*.ts"],
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
      "project": "./tsconfig.json",
      "tsconfigRootDir": "./"
    },
    "rules": {
      "comma-dangle": ["error", "always-multiline"],
      "no-empty": "error",
      "no-global-assign": "error",
      "no-undef": "off",
      "quotes": ["error", "single", { "avoidEscape": true }],
      "object-curly-spacing": ["error", "never"]
    }
  }
}