.eslintrc

{
  "extends": "airbnb",
  "root": true,
  "env": {
    "node": true,
  },
  "parser": "babel-eslint",
  "rules": {
    "id-length": 0,
    "react/no-find-dom-node": 1,
    "import/first": 0,
    "max-len": 0,
  },
  "overrides": [
    { // things that run in older envs, without babel
      "files": [
        "env.js",
        "karma.conf.js",
        "since.js",
      ],
      "rules": {
        "import/no-extraneous-dependencies": [2, {
          "devDependencies": true,
        }],
        "comma-dangle": [2, {
          arrays: "always-multiline",
          objects: "always-multiline",
          imports: "always-multiline",
          exports: "always-multiline",
          functions: "ignore",
        }],
        "strict": [2, "safe"],
        "prefer-destructuring": 0,
        "prefer-template": 0,
      },
      "parserOptions": {
        sourceType: "script",
      },
    },
    {
      "files": [
        "*.md",
        "**/*.md",
      ],
      "plugins": [
        "markdown"
      ],
      "rules": {
        "class-methods-use-this": 0,
        "import/no-unresolved": 0,
        "import/no-extraneous-dependencies": 0,
        "import/extensions": 0,
        "max-len": 0,
        "no-unused-vars": 0,
        "no-console": 0,
        "no-undef": 0,
        "react/react-in-jsx-scope": 0,
        "react/jsx-filename-extension": 0,
        "react/jsx-no-undef": 0,
        "react/no-multi-comp": 0,
        "react/jsx-one-expression-per-line": 0,
        "react/jsx-fragments": 0,
      },
    },
  ],
}