Merge branch 'master' into feature/return-all-errors

2017-11-13 14:28:59 +01:00 · 2017-11-13 14:28:59 +01:00 · 652e3d69e8
--- a/.eslintrc
+++ b/.eslintrc
@ -1,22 +0,0 @@
-{
-  "extends": "eslint:recommended",
-  "env": {
-    "browser": true,
-    "amd": true
-  },
-  "rules": {
-    "eqeqeq": ["error", "smart"],
-    "no-eval": "error",
-    "no-extra-parens": "error",
-    "no-implicit-globals": "error",
-    "no-trailing-spaces": "error",
-    "no-unused-expressions": "error",
-    "semi": ["error", "never"],
-    "no-var": "error",
-    "prefer-const": "error"
-  },
-  "parser": "babel-eslint",
-  "parserOptions": {
-    "sourceType": "module"
-  }
-}
--- a/.eslintrc.json
+++ b/.eslintrc.json
@ -0,0 +1,11 @@
+{
+  "env": {
+    "browser": true,
+    "amd": true
+  },
+  "extends": [
+    "plugin:github/recommended",
+    "plugin:github/es6",
+    "plugin:github/browser"
+  ]
+}
--- a/.travis.yml
+++ b/.travis.yml
@ -0,0 +1,10 @@
+language: node_js
+node_js:
+  - "8"
+dist: trusty
+sudo: false
+addons:
+  chrome: stable
+before_script:
+  - export DISPLAY=:99.0
+  - sh -e /etc/init.d/xvfb start
--- a/README.md
+++ b/README.md
@ -55,6 +55,8 @@ Internet Explorer and Edge require a polyfill for [`closest`](https://developer.

 ## Development

- `npm install`
- `npm test`
- `npm run example`
+```bash
+> npm install
+> npm test
+> npm run example
+```
--- a/index.js
+++ b/index.js
@ -42,16 +42,20 @@ export function scanForProblems(context, errorCallback, options) {
    }
  }

-  for (const input of context.querySelectorAll('input[type=text], input[type=url], input[type=search], input[type=number], textarea')) {
+  for (const input of context.querySelectorAll(
+    'input[type=text], input[type=url], input[type=search], input[type=number], textarea'
+  )) {
    // In case input.labels isn't supported by browser, find the control manually (IE)
-    const inputLabel = input.labels ? input.labels[0] : input.closest('label') || document.querySelector(`label[for="${input.id}"]`)
+    const inputLabel = input.labels
+      ? input.labels[0]
+      : input.closest('label') || document.querySelector(`label[for="${input.id}"]`)
    if (!inputLabel && !elementIsHidden(input) && !input.hasAttribute('aria-label')) {
      logError(new InputMissingLabelError(input))
    }
  }
  if (options && options['ariaPairs']) {
    for (const selector in options['ariaPairs']) {
-      const ARIAAttrsRequired =  options['ariaPairs'][selector]
+      const ARIAAttrsRequired = options['ariaPairs'][selector]
      for (const target of context.querySelectorAll(selector)) {
        const missingAttrs = []

@ -155,7 +159,12 @@ function isText(value) {
 function accessibleText(node) {
  switch (node.nodeType) {
    case Node.ELEMENT_NODE:
-      if (isText(node.getAttribute('alt')) || isText(node.getAttribute('aria-label')) || isText(node.getAttribute('title'))) return true
+      if (
+        isText(node.getAttribute('alt')) ||
+        isText(node.getAttribute('aria-label')) ||
+        isText(node.getAttribute('title'))
+      )
+        return true
      for (let i = 0; i < node.childNodes.length; i++) {
        if (accessibleText(node.childNodes[i])) return true
      }
--- a/package-lock.json
+++ b/package-lock.json
@ -98,6 +98,15 @@
        "sprintf-js": "1.0.3"
      }
    },
+    "aria-query": {
+      "version": "0.7.0",
+      "resolved": "https://registry.npmjs.org/aria-query/-/aria-query-0.7.0.tgz",
+      "integrity": "sha512-/r2lHl09V3o74+2MLKEdewoj37YZqiQZnfen1O4iNlrOjUgeKuu1U2yF3iKh6HJxqF+OXkLMfQv65Z/cvxD6vA==",
+      "dev": true,
+      "requires": {
+        "ast-types-flow": "0.0.7"
+      }
+    },
    "arr-diff": {
      "version": "2.0.0",
      "resolved": "https://registry.npmjs.org/arr-diff/-/arr-diff-2.0.0.tgz",
@ -113,6 +122,16 @@
      "integrity": "sha512-L3hKV5R/p5o81R7O02IGnwpDmkp6E982XhtbuwSe3O4qOtMMMtodicASA1Cny2U+aCXcNpml+m4dPsvsJ3jatg==",
      "dev": true
    },
+    "array-includes": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/array-includes/-/array-includes-3.0.3.tgz",
+      "integrity": "sha1-GEtI9i2S10UrsxsyMWXH+L0CJm0=",
+      "dev": true,
+      "requires": {
+        "define-properties": "1.1.2",
+        "es-abstract": "1.9.0"
+      }
+    },
    "array-slice": {
      "version": "0.2.3",
      "resolved": "https://registry.npmjs.org/array-slice/-/array-slice-0.2.3.tgz",
@ -152,18 +171,39 @@
      "integrity": "sha1-iYUI2iIm84DfkEcoRWhJwVAaSw0=",
      "dev": true
    },
+    "asap": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/asap/-/asap-2.0.6.tgz",
+      "integrity": "sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY=",
+      "dev": true
+    },
    "assertion-error": {
      "version": "1.0.2",
      "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-1.0.2.tgz",
      "integrity": "sha1-E8pRXYYgbaC6xm6DTdOX2HWBCUw=",
      "dev": true
    },
+    "ast-types-flow": {
+      "version": "0.0.7",
+      "resolved": "https://registry.npmjs.org/ast-types-flow/-/ast-types-flow-0.0.7.tgz",
+      "integrity": "sha1-9wtzXGvKGlycItmCw+Oef+ujva0=",
+      "dev": true
+    },
    "async-each": {
      "version": "1.0.1",
      "resolved": "https://registry.npmjs.org/async-each/-/async-each-1.0.1.tgz",
      "integrity": "sha1-GdOGodntxufByF04iu28xW0zYC0=",
      "dev": true
    },
+    "axobject-query": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/axobject-query/-/axobject-query-0.1.0.tgz",
+      "integrity": "sha1-YvWdvFnJ+SQnWco0mWDnov48NsA=",
+      "dev": true,
+      "requires": {
+        "ast-types-flow": "0.0.7"
+      }
+    },
    "babel-cli": {
      "version": "6.26.0",
      "resolved": "https://registry.npmjs.org/babel-cli/-/babel-cli-6.26.0.tgz",
@ -1149,6 +1189,12 @@
      "integrity": "sha1-81HTKWnTL6XXpVZxVCY9korjvR8=",
      "dev": true
    },
+    "builtin-modules": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/builtin-modules/-/builtin-modules-1.1.1.tgz",
+      "integrity": "sha1-Jw8HbFpywC9bZaR9+Uxf46J4iS8=",
+      "dev": true
+    },
    "bytes": {
      "version": "3.0.0",
      "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.0.0.tgz",
@ -1365,6 +1411,12 @@
        }
      }
    },
+    "contains-path": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/contains-path/-/contains-path-0.1.0.tgz",
+      "integrity": "sha1-/ozxhP9mcLa67wGp1IYaXL7EEgo=",
+      "dev": true
+    },
    "content-type": {
      "version": "1.0.4",
      "resolved": "https://registry.npmjs.org/content-type/-/content-type-1.0.4.tgz",
@ -1412,6 +1464,12 @@
      "integrity": "sha1-XQKkaFCt8bSjF5RqOSj8y1v9BCU=",
      "dev": true
    },
+    "damerau-levenshtein": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/damerau-levenshtein/-/damerau-levenshtein-1.0.4.tgz",
+      "integrity": "sha1-AxkcQyy27qFou3fzpV/9zLiXhRQ=",
+      "dev": true
+    },
    "debug": {
      "version": "3.1.0",
      "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
@ -1436,6 +1494,16 @@
      "integrity": "sha1-s2nW+128E+7PUk+RsHD+7cNXzzQ=",
      "dev": true
    },
+    "define-properties": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/define-properties/-/define-properties-1.1.2.tgz",
+      "integrity": "sha1-g6c/L+pWmJj7c3GTyPhzyvbUXJQ=",
+      "dev": true,
+      "requires": {
+        "foreach": "2.0.5",
+        "object-keys": "1.0.11"
+      }
+    },
    "del": {
      "version": "2.2.2",
      "resolved": "https://registry.npmjs.org/del/-/del-2.2.2.tgz",
@ -1506,12 +1574,27 @@
      "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0=",
      "dev": true
    },
+    "emoji-regex": {
+      "version": "6.5.1",
+      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-6.5.1.tgz",
+      "integrity": "sha512-PAHp6TxrCy7MGMFidro8uikr+zlJJKJ/Q6mm2ExZ7HwkyR9lSVFfE3kt36qcwa24BQL7y0G9axycGjK1A/0uNQ==",
+      "dev": true
+    },
    "encodeurl": {
      "version": "1.0.1",
      "resolved": "https://registry.npmjs.org/encodeurl/-/encodeurl-1.0.1.tgz",
      "integrity": "sha1-eePVhlU0aQn+bw9Fpd5oEDspTSA=",
      "dev": true
    },
+    "encoding": {
+      "version": "0.1.12",
+      "resolved": "https://registry.npmjs.org/encoding/-/encoding-0.1.12.tgz",
+      "integrity": "sha1-U4tm8+5izRq1HsMjgp0flIDHS+s=",
+      "dev": true,
+      "requires": {
+        "iconv-lite": "0.4.19"
+      }
+    },
    "engine.io": {
      "version": "1.8.3",
      "resolved": "https://registry.npmjs.org/engine.io/-/engine.io-1.8.3.tgz",
@ -1606,6 +1689,39 @@
      "integrity": "sha1-6WQhkyWiHQX0RGai9obtbOX13R0=",
      "dev": true
    },
+    "error-ex": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/error-ex/-/error-ex-1.3.1.tgz",
+      "integrity": "sha1-+FWobOYa3E6GIcPNoh56dhLDqNw=",
+      "dev": true,
+      "requires": {
+        "is-arrayish": "0.2.1"
+      }
+    },
+    "es-abstract": {
+      "version": "1.9.0",
+      "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.9.0.tgz",
+      "integrity": "sha512-kk3IJoKo7A3pWJc0OV8yZ/VEX2oSUytfekrJiqoxBlKJMFAJVJVpGdHClCCTdv+Fn2zHfpDHHIelMFhZVfef3Q==",
+      "dev": true,
+      "requires": {
+        "es-to-primitive": "1.1.1",
+        "function-bind": "1.1.1",
+        "has": "1.0.1",
+        "is-callable": "1.1.3",
+        "is-regex": "1.0.4"
+      }
+    },
+    "es-to-primitive": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/es-to-primitive/-/es-to-primitive-1.1.1.tgz",
+      "integrity": "sha1-RTVSSKiJeQNLZ5Lhm7gfK3l13Q0=",
+      "dev": true,
+      "requires": {
+        "is-callable": "1.1.3",
+        "is-date-object": "1.0.1",
+        "is-symbol": "1.0.1"
+      }
+    },
    "escape-html": {
      "version": "1.0.3",
      "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
@ -1663,6 +1779,177 @@
        "text-table": "0.2.0"
      }
    },
+    "eslint-config-prettier": {
+      "version": "2.7.0",
+      "resolved": "https://registry.npmjs.org/eslint-config-prettier/-/eslint-config-prettier-2.7.0.tgz",
+      "integrity": "sha1-e7/vZq14MneDb06lVuaLm8ydpNA=",
+      "dev": true,
+      "requires": {
+        "get-stdin": "5.0.1"
+      }
+    },
+    "eslint-import-resolver-node": {
+      "version": "0.3.1",
+      "resolved": "https://registry.npmjs.org/eslint-import-resolver-node/-/eslint-import-resolver-node-0.3.1.tgz",
+      "integrity": "sha512-yUtXS15gIcij68NmXmP9Ni77AQuCN0itXbCc/jWd8C6/yKZaSNXicpC8cgvjnxVdmfsosIXrjpzFq7GcDryb6A==",
+      "dev": true,
+      "requires": {
+        "debug": "2.6.9",
+        "resolve": "1.5.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "dev": true,
+          "requires": {
+            "ms": "2.0.0"
+          }
+        }
+      }
+    },
+    "eslint-module-utils": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/eslint-module-utils/-/eslint-module-utils-2.1.1.tgz",
+      "integrity": "sha512-jDI/X5l/6D1rRD/3T43q8Qgbls2nq5km5KSqiwlyUbGo5+04fXhMKdCPhjwbqAa6HXWaMxj8Q4hQDIh7IadJQw==",
+      "dev": true,
+      "requires": {
+        "debug": "2.6.9",
+        "pkg-dir": "1.0.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "dev": true,
+          "requires": {
+            "ms": "2.0.0"
+          }
+        }
+      }
+    },
+    "eslint-plugin-flowtype": {
+      "version": "2.39.1",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-flowtype/-/eslint-plugin-flowtype-2.39.1.tgz",
+      "integrity": "sha512-RiQv+7Z9QDJuzt+NO8sYgkLGT+h+WeCrxP7y8lI7wpU41x3x/2o3PGtHk9ck8QnA9/mlbNcy/hG0eKvmd7npaA==",
+      "dev": true,
+      "requires": {
+        "lodash": "4.17.4"
+      }
+    },
+    "eslint-plugin-github": {
+      "version": "0.18.0",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-github/-/eslint-plugin-github-0.18.0.tgz",
+      "integrity": "sha512-A1R9BpOk2xo6DNV1z3HQOZWmZq2eJL+2STi7rvgF6xd6D6ig3wgZsXyLyXb9Fp8jka2LMdqHrGv/TrgCH2My+w==",
+      "dev": true,
+      "requires": {
+        "babel-eslint": "8.0.1",
+        "eslint-config-prettier": "2.7.0",
+        "eslint-plugin-flowtype": "2.39.1",
+        "eslint-plugin-import": "2.8.0",
+        "eslint-plugin-jsx-a11y": "6.0.2",
+        "eslint-plugin-prettier": "2.3.1",
+        "eslint-plugin-react": "7.4.0",
+        "eslint-rule-documentation": "1.0.18",
+        "inquirer": "3.3.0",
+        "prettier": "1.7.4"
+      }
+    },
+    "eslint-plugin-import": {
+      "version": "2.8.0",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-import/-/eslint-plugin-import-2.8.0.tgz",
+      "integrity": "sha512-Rf7dfKJxZ16QuTgVv1OYNxkZcsu/hULFnC+e+w0Gzi6jMC3guQoWQgxYxc54IDRinlb6/0v5z/PxxIKmVctN+g==",
+      "dev": true,
+      "requires": {
+        "builtin-modules": "1.1.1",
+        "contains-path": "0.1.0",
+        "debug": "2.6.9",
+        "doctrine": "1.5.0",
+        "eslint-import-resolver-node": "0.3.1",
+        "eslint-module-utils": "2.1.1",
+        "has": "1.0.1",
+        "lodash.cond": "4.5.2",
+        "minimatch": "3.0.4",
+        "read-pkg-up": "2.0.0"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "2.6.9",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "dev": true,
+          "requires": {
+            "ms": "2.0.0"
+          }
+        },
+        "doctrine": {
+          "version": "1.5.0",
+          "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-1.5.0.tgz",
+          "integrity": "sha1-N53Ocw9hZvds76TmcHoVmwLFpvo=",
+          "dev": true,
+          "requires": {
+            "esutils": "2.0.2",
+            "isarray": "1.0.0"
+          }
+        }
+      }
+    },
+    "eslint-plugin-jsx-a11y": {
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-jsx-a11y/-/eslint-plugin-jsx-a11y-6.0.2.tgz",
+      "integrity": "sha1-ZZJ3p1iwNsMFp+ShMFfDAc075z8=",
+      "dev": true,
+      "requires": {
+        "aria-query": "0.7.0",
+        "array-includes": "3.0.3",
+        "ast-types-flow": "0.0.7",
+        "axobject-query": "0.1.0",
+        "damerau-levenshtein": "1.0.4",
+        "emoji-regex": "6.5.1",
+        "jsx-ast-utils": "1.4.1"
+      }
+    },
+    "eslint-plugin-prettier": {
+      "version": "2.3.1",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-prettier/-/eslint-plugin-prettier-2.3.1.tgz",
+      "integrity": "sha512-AV8shBlGN9tRZffj5v/f4uiQWlP3qiQ+lh+BhTqRLuKSyczx+HRWVkVZaf7dOmguxghAH1wftnou/JUEEChhGg==",
+      "dev": true,
+      "requires": {
+        "fast-diff": "1.1.2",
+        "jest-docblock": "21.2.0"
+      }
+    },
+    "eslint-plugin-react": {
+      "version": "7.4.0",
+      "resolved": "https://registry.npmjs.org/eslint-plugin-react/-/eslint-plugin-react-7.4.0.tgz",
+      "integrity": "sha512-tvjU9u3VqmW2vVuYnE8Qptq+6ji4JltjOjJ9u7VAOxVYkUkyBZWRvNYKbDv5fN+L6wiA+4we9+qQahZ0m63XEA==",
+      "dev": true,
+      "requires": {
+        "doctrine": "2.0.0",
+        "has": "1.0.1",
+        "jsx-ast-utils": "2.0.1",
+        "prop-types": "15.6.0"
+      },
+      "dependencies": {
+        "jsx-ast-utils": {
+          "version": "2.0.1",
+          "resolved": "https://registry.npmjs.org/jsx-ast-utils/-/jsx-ast-utils-2.0.1.tgz",
+          "integrity": "sha1-6AGxs5mF4g//yHtA43SAgOLcrH8=",
+          "dev": true,
+          "requires": {
+            "array-includes": "3.0.3"
+          }
+        }
+      }
+    },
+    "eslint-rule-documentation": {
+      "version": "1.0.18",
+      "resolved": "https://registry.npmjs.org/eslint-rule-documentation/-/eslint-rule-documentation-1.0.18.tgz",
+      "integrity": "sha512-MaxcBW2X4IF7Bp8aTOgvYYHETb8k3VlJhmG1y+tBDbX/tmC3H6s4DsEndn0LMvBSfh+TGz/6e5om+HpfO7Oa6A==",
+      "dev": true
+    },
    "eslint-scope": {
      "version": "3.7.1",
      "resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-3.7.1.tgz",
@ -1820,12 +2107,41 @@
      "integrity": "sha1-liVqO8l1WV6zbYLpkp0GDYk0Of8=",
      "dev": true
    },
+    "fast-diff": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/fast-diff/-/fast-diff-1.1.2.tgz",
+      "integrity": "sha512-KaJUt+M9t1qaIteSvjc6P3RbMdXsNhK61GRftR6SNxqmhthcd9MGIi4T+o0jD8LUSpSnSKXE20nLtJ3fOHxQig==",
+      "dev": true
+    },
    "fast-levenshtein": {
      "version": "2.0.6",
      "resolved": "https://registry.npmjs.org/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz",
      "integrity": "sha1-PYpcZog6FqMMqGQ+hR8Zuqd5eRc=",
      "dev": true
    },
+    "fbjs": {
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    "setprototypeof": {
      "version": "1.0.3",
      "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.0.3.tgz",
@ -4320,6 +4943,27 @@
        "source-map": "0.5.7"
      }
    },
+    "spdx-correct": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/spdx-correct/-/spdx-correct-1.0.2.tgz",
+      "integrity": "sha1-SzBz2TP/UfORLwOsVRlJikFQ20A=",
+      "dev": true,
+      "requires": {
+        "spdx-license-ids": "1.2.2"
+      }
+    },
+    "spdx-expression-parse": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/spdx-expression-parse/-/spdx-expression-parse-1.0.4.tgz",
+      "integrity": "sha1-m98vIOH0DtRH++JzJmGR/O1RYmw=",
+      "dev": true
+    },
+    "spdx-license-ids": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/spdx-license-ids/-/spdx-license-ids-1.2.2.tgz",
+      "integrity": "sha1-yd96NCRZSt5r0RkA1ZZpbcBrrFc=",
+      "dev": true
+    },
    "sprintf-js": {
      "version": "1.0.3",
      "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
@ -4368,6 +5012,12 @@
        }
      }
    },
+    "strip-bom": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-3.0.0.tgz",
+      "integrity": "sha1-IzTBjpx1n3vdVv3vfprj1YjmjtM=",
+      "dev": true
+    },
    "strip-json-comments": {
      "version": "2.0.1",
      "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
@ -4470,6 +5120,12 @@
      "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=",
      "dev": true
    },
+    "ua-parser-js": {
+      "version": "0.7.17",
+      "resolved": "https://registry.npmjs.org/ua-parser-js/-/ua-parser-js-0.7.17.tgz",
+      "integrity": "sha512-uRdSdu1oA1rncCQL7sCj8vSyZkgtL7faaw9Tc9rZ3mGgraQ7+Pdx7w5mnOSF3gw9ZNG6oc+KXfkon3bKuROm0g==",
+      "dev": true
+    },
    "ultron": {
      "version": "1.0.2",
      "resolved": "https://registry.npmjs.org/ultron/-/ultron-1.0.2.tgz",
@ -4527,12 +5183,28 @@
        "user-home": "1.1.1"
      }
    },
+    "validate-npm-package-license": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.1.tgz",
+      "integrity": "sha1-KAS6vnEq0zeUWaz74kdGqywwP7w=",
+      "dev": true,
+      "requires": {
+        "spdx-correct": "1.0.2",
+        "spdx-expression-parse": "1.0.4"
+      }
+    },
    "void-elements": {
      "version": "2.0.1",
      "resolved": "https://registry.npmjs.org/void-elements/-/void-elements-2.0.1.tgz",
      "integrity": "sha1-wGavtYK7HLQSjWDqkjkulNXp2+w=",
      "dev": true
    },
+    "whatwg-fetch": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-2.0.3.tgz",
+      "integrity": "sha1-nITsLc9oGH/wC8ZOEnS0QhduHIQ=",
+      "dev": true
+    },
    "which": {
      "version": "1.3.0",
      "resolved": "https://registry.npmjs.org/which/-/which-1.3.0.tgz",
--- a/package.json
+++ b/package.json
@ -11,7 +11,7 @@
    "prebuild": "npm run clean && mkdir dist",
    "prepublishOnly": "npm run build",
    "clean": "rm -rf dist",
-    "pretest": "eslint *.js && npm run build",
+    "pretest": "eslint index.js && npm run build",
    "test": "karma start ./test/karma.config.js",
    "build": "npm run build-esm && npm run build-umd",
    "build-esm": "BABEL_ENV=esm babel index.js -o dist/index-esm.js",
@ -39,6 +39,7 @@
    "babel-preset-es2015": "^6.24.1",
    "chai": "^4.1.2",
    "eslint": "^4.8.0",
+    "eslint-plugin-github": "^0.18.0",
    "karma": "^1.7.1",
    "karma-chai": "^0.1.0",
    "karma-chrome-launcher": "^2.2.0",
--- a/prettier.config.js
+++ b/prettier.config.js
@ -0,0 +1 @@
+module.exports = require('eslint-plugin-github/prettier.config')
				`@ -0,0 +1 @@`
				`module.exports = require('eslint-plugin-github/prettier.config')`