.eslintrc

{
  // http://eslint.org/docs/rules/

  "env": {
    "node": true,         // Node.js global variables and Node.js-specific rules.
    "mocha": true,        // adds all of the Mocha testing global variables.
    "es6": true           // enable all ECMAScript 6 features except for modules.
  },

  "globals": {
  },

  "plugins": [
    "react"
  ],

  "rules": {

    // Possible Errors
    "no-extra-semi": 1,            // disallow unnecessary semicolons
    "no-inner-declarations": 2,    // disallow function or variable declarations in nested blocks


    // Best Practices
    "curly": 2,                 // specify curly brace conventions for all control statements
    "no-eval": 2,               // disallow use of eval()
    "no-extend-native": 2,      // disallow adding to native types
    "no-new-wrappers": 2,       // disallows creating new instances of String, Number, and Boolean
    "no-with": 2,               // disallow use of the with statement


    // Strict Mode


    // Variables
    "no-undef": 2,                   // disallow use of undeclared variables unless mentioned in a /*global */ block


    // Node.js


    // Stylistic Issues
    "array-bracket-spacing": [2, "never"], // enforce spacing inside array brackets (off by default)
    "indent": 2,                           // this option sets a specific tab width for your code (off by default)
    "no-array-constructor": 2,             // disallow use of the Array constructor
    "no-mixed-spaces-and-tabs": 2,         // disallow mixed spaces and tabs for indentation
    "no-new-object": 2,                    // disallow use of the Object constructor
    "object-curly-spacing": [2, "never"],  // require or disallow padding inside curly braces (off by default)
    "semi": 2,                             // require or disallow use of semicolons instead of ASI
  }
}