Run prettier (#1866)

Merging this separately so the commit with the tooling change is readable. This is a follow-on to #1167 which turned prettier on.

lib/error-helper.js

@@ -1,52 +1,56 @@
-'use strict';
+'use strict'
 
-const {
-  NotFound,
-  InvalidResponse,
-} = require('../services/errors');
+const { NotFound, InvalidResponse } = require('../services/errors')
 
-const checkErrorResponse = function(badgeData, err, res, notFoundMessage = 'not found') {
+const checkErrorResponse = function(
+  badgeData,
+  err,
+  res,
+  notFoundMessage = 'not found'
+) {
   if (err != null) {
-    badgeData.text[1] = 'inaccessible';
-    badgeData.colorscheme = 'red';
-    return true;
+    badgeData.text[1] = 'inaccessible'
+    badgeData.colorscheme = 'red'
+    return true
   } else if (res.statusCode === 404) {
-    badgeData.text[1] = notFoundMessage;
-    badgeData.colorscheme = 'lightgrey';
-    return true;
+    badgeData.text[1] = notFoundMessage
+    badgeData.colorscheme = 'lightgrey'
+    return true
   } else if (res.statusCode !== 200) {
-    badgeData.text[1] = 'invalid';
-    badgeData.colorscheme = 'lightgrey';
-    return true;
+    badgeData.text[1] = 'invalid'
+    badgeData.colorscheme = 'lightgrey'
+    return true
   } else {
-    return false;
+    return false
   }
-};
+}
 
-checkErrorResponse.asPromise = function ({ notFoundMessage } = {}) {
-  return async function ({ buffer, res }) {
+checkErrorResponse.asPromise = function({ notFoundMessage } = {}) {
+  return async function({ buffer, res }) {
     if (res.statusCode === 404) {
-      throw new NotFound({ prettyMessage: notFoundMessage });
+      throw new NotFound({ prettyMessage: notFoundMessage })
     } else if (res.statusCode !== 200) {
-      const underlying = Error(`Got status code ${res.statusCode} (expected 200)`);
-      throw new InvalidResponse({ underlyingError: underlying});
+      const underlying = Error(
+        `Got status code ${res.statusCode} (expected 200)`
+      )
+      throw new InvalidResponse({ underlyingError: underlying })
     }
-    return { buffer, res };
-  };
-};
+    return { buffer, res }
+  }
+}
 
 async function asJson({ buffer, res }) {
   try {
-    return JSON.parse(buffer);
+    return JSON.parse(buffer)
   } catch (err) {
     throw new InvalidResponse({
       prettyMessage: 'unparseable json response',
       underlyingError: err,
-    });
+    })
   }
 }
 
 module.exports = {
   checkErrorResponse,
   asJson,
-};
+}