.eslintrc

{
  // use a babel-compatible parser
  "parser": "babel-eslint",
  "env": {
    "browser": true,
  },
  "ecmaFeatures": {
    "jsx": true
  },
  "plugins": [
    // eslint out of the box doesn't quite work properly with react (the
    // no-unused-vars rule is broken.) We mainly need the plugin to fix
    // that, but we also add some react-specific lint rules too.
    "react"
  ],
  "rules": {
    // don't warn about variable names that aren't in camelcase. Enough code
    // has already been written with underscores that I'm just disabling this
    // for now.
    "camelcase": [0],
    // don't warn about missing 'use strict'. I'm 90% sure the babel loader
    // adds these automatically
    "strict": [0],
    // don't warn about always using double-quotes. TODO: hmm..maybe I should
    // try to be consistent about quote use?
    "quotes": [0],
    // don't warn if we don't use args (we have some functions that
    // deliberately ignore args)
    "no-unused-vars": [2, {"args": "none"}],

    /* more rules from the react plugin */

    "react/jsx-boolean-value": 1,
    "react/jsx-curly-spacing": 1,
    "react/jsx-no-duplicate-props": 1,
    "react/jsx-no-undef": 1,
    "jsx-quotes": 1,
    "react/jsx-uses-react": 1,
    "react/jsx-uses-vars": 1,
    "react/no-danger": 1,
    "react/no-did-mount-set-state": 1,
    "react/no-did-update-set-state": 1,
    "react/no-unknown-property": 1,
    "react/prop-types": 1,
    "react/react-in-jsx-scope": 1,
    "react/require-extension": 1,
    "react/self-closing-comp": 1,
    "react/sort-comp": 1,

    /* disabled react rules */

    // require a displayName param for every react component. unneeded.
    "react/display-name": 0,
    // seems broken
    "react/jsx-max-props-per-line": 0,
    // properties should be alphabetical. Usually not important, sometimes
    // counter-productive
    "react/jsx-sort-props": 0,
    "react/jsx-sort-prop-types": 0,

    // always use parenthesis for large expressions. Nope.
    "react/wrap-multilines": 0,
    // one component per file. We group similar components
    "react/no-multi-comp": 0,
  }
}