.eslintrc.json

{
    "extends": ["xo", "xo/browser"],
    "env": {
        "browser": true,
        "es6": true,
        "greasemonkey": true,
        "jasmine": true,
        "node": false,
        "protractor": true
    },
    "rules": {
        // Require trailing commas in multiline object literals (match eslint-config-airbnb-base)
        "comma-dangle": ["error", {
          "arrays": "always-multiline",
          "objects": "always-multiline"
        }],
        "consistent-return": "error",
        "func-names": "warn",
        // Match indent config of eslint-config-airbnb-base
        "indent": ["error", 2, {
          "SwitchCase": 1,
          "FunctionDeclaration": {
            // Angular uses a bunch of parameters leading to a bunch of wrapping. Indent to first param
            "parameters": "first"
          },
          "FunctionExpression": {
            // Angular uses a bunch of parameters leading to a bunch of wrapping. Indent to first param
            "parameters": "first"
          },
          // list derived from https://github.com/benjamn/ast-types/blob/HEAD/def/jsx.js
          "ignoredNodes": ["JSXElement", "JSXElement > *", "JSXAttribute", "JSXIdentifier", "JSXNamespacedName", "JSXMemberExpression", "JSXSpreadAttribute", "JSXExpressionContainer", "JSXOpeningElement", "JSXClosingElement", "JSXText", "JSXEmptyExpression", "JSXSpreadChild"]
        }],
        "max-len": ["error", 100, 2, {
          "ignoreUrls": true,
          "ignoreComments": false,
          "ignoreRegExpLiterals": true,
          "ignoreStrings": true
        }],
        "no-extra-parens": ["error", "all", {
            "nestedBinaryExpressions": false
        }],
        "object-curly-spacing": ["error", "always"],
        "operator-linebreak": ["error", "before", { "overrides": { "=": "none" } }],
        "require-jsdoc": "warn",
        "sort-keys": ["warn", "asc", {"caseSensitive": false, "natural": true}],
        "valid-jsdoc": ["error", {
            "requireReturn": false,
            "prefer": {
                "returns": "return"
            }
        }]
    }
}