fix(deps): update dependency @google-cloud/common to ^0.30.0 (#205)

Author: renovate[bot]

packages/google-cloud-dns/package.json

@@ -32,7 +32,7 @@
   "scripts": {
     "docs": "jsdoc -c .jsdoc.js",
     "generate-scaffolding": "repo-tools generate all && repo-tools generate lib_samples_readme -l samples/ --config ../.cloud-repo-tools.json",
-    "lint": "gts check && eslint samples/",
+    "lint": "gts check && eslint '**/*.js'",
     "test": "nyc mocha build/test",
     "samples-test": "cd samples/ && npm link ../ && npm test && cd ../",
     "presystem-test": "npm run compile",
@@ -44,7 +44,7 @@
     "pretest": "npm run compile"
   },
   "dependencies": {
-    "@google-cloud/common": "^0.29.0",
+    "@google-cloud/common": "^0.30.0",
     "@google-cloud/paginator": "^0.1.0",
     "@google-cloud/promisify": "^0.3.0",
     "arrify": "^1.0.1",

packages/google-cloud-dns/samples/.eslintrc.yml

@@ -1,3 +1,4 @@
 ---
 rules:
   no-console: off
+  node/no-missing-require: off

packages/google-cloud-dns/samples/package.json

@@ -7,6 +7,9 @@
   "engines": {
     "node": ">=8"
   },
+  "files": [
+    "*.js"
+  ],
   "scripts": {
     "test": "mocha system-test --timeout 600000"
   },

packages/google-cloud-dns/system-test/dns.ts

@@ -24,6 +24,7 @@ import * as uuid from 'uuid';
 const format = require('string-format-obj');
 
 import {DNS, Record} from '../src';
+import {Metadata} from '@google-cloud/common';
 
 const dns = new DNS();
 const DNS_DOMAIN = process.env.GCLOUD_TESTS_DNS_DOMAIN || 'gitnpm.com.';
@@ -128,7 +129,7 @@ describe('dns', () => {
 
   describe('Zones', () => {
     it('should get the metadata for a zone', done => {
-      ZONE.getMetadata((err, metadata) => {
+      ZONE.getMetadata((err: Error, metadata: Metadata) => {
         assert.ifError(err);
         assert.strictEqual(metadata.name, ZONE_NAME);
         done();
@@ -236,7 +237,7 @@ describe('dns', () => {
           assert.ifError(err);
           const change = changes![0];
           const expectedMetadata = change.metadata;
-          change.getMetadata((err, metadata) => {
+          change.getMetadata((err: Error, metadata: Metadata) => {
             assert.ifError(err);
             delete metadata.status;
             delete expectedMetadata.status;