.eslintrc

{
  "env": {
    "node": true,
    "mocha": true,
    "es6": true
  },
  "extends": ["eslint:recommended", "plugin:react/recommended"],
  "parser": "babel-eslint",
  "parserOptions": {
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": 2018
  },
  "plugins": ["react"],
  "settings": {
    "react": {
      "version": require("./package.json").dependencies.react
    }
  },
  "rules": {
    "indent": ["error", 2],
    "no-console": ["error", { "allow": ["warn", "error"] }],
    "space-before-function-paren": 0,
    "semi": ["warn", "never"],
    "space-infix-ops": ["warn"],
    "no-var": "error",
    "prefer-const": "error",
    "no-trailing-spaces": "error",
    "react/prop-types": 2,
    "max-len": [
      1,
      {
        "ignoreStrings": true,
        "ignoreComments": true,
        "ignoreTemplateLiterals": true
      }
    ],
    "no-multi-spaces": 2
  }
}