.eslintrc.json

{
    "extends": ["semistandard", "standard-react"],
    "parser": "babel-eslint",
    "env": {
      "browser": true,
      "mocha": true,
      "node": true
    },
    "globals": {
      "expect": true,
      "FileReader": true
    },
    "rules": {
      "no-unused-vars": ["warn", "all"],
      "curly": ["warn", "all"],
      "jsx-quotes": ["warn", "prefer-single"],
      "newline-after-var": ["warn", "always"],
      "no-alert": "warn",
      "no-debugger": "warn",
      "no-duplicate-imports": ["warn", {
        "includeExports": true
      }],
      "object-curly-spacing": ["warn", "always"],
      "object-property-newline": 0,
      "one-var-declaration-per-line": ["warn", "always"],
      "padded-blocks": ["warn", {
        "blocks": "never",
        "classes": "never",
        "switches": "never"
      }],
      "react/jsx-closing-bracket-location": "warn",
      "react/jsx-curly-spacing": ["warn", "always"]
    }
  }