From 5e5ac9fc5eaecb32aea116ba6a101d82672131c9 Mon Sep 17 00:00:00 2001
From: Philip Irri <philip@irri.se>
Date: Wed, 13 Sep 2017 11:30:49 +0900
Subject: [PATCH 1/2] Example with eventual read consistency in Node.js

---
 datastore/concepts.js | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/datastore/concepts.js b/datastore/concepts.js
index 277b93e581..453457b6b7 100644
--- a/datastore/concepts.js
+++ b/datastore/concepts.js
@@ -1033,9 +1033,25 @@ class Query extends TestHelper {
 
   testEventualConsistentQuery (t) {
     t.plan(0);
+    const datastoreMock = datastore;
+    datastore = this.datastore;
     // [START eventual_consistent_query]
-    // Read consistency cannot be specified in google-cloud-node.
+    const ancestorKey = datastore.key(['TaskList', 'default']);
+    const query = datastore.createQuery('Task')
+      .hasAncestor(ancestorKey);
+
+    query.run({ consistency: 'eventual' });
     // [END eventual_consistent_query]
+    return query.run({ consistency: 'eventual' })
+      .then((results) => {
+        datastore = datastoreMock;
+        const entities = results[0];
+        return entities;
+      })
+      .catch((err) => {
+        datastore = datastoreMock;
+        return Promise.reject(err);
+      });
   }
 }
 

From 64b28586e0f6400a324deb26357e98ef7c6e2b4d Mon Sep 17 00:00:00 2001
From: Jason Dobry <jason.dobry@gmail.com>
Date: Tue, 19 Sep 2017 10:17:39 -0700
Subject: [PATCH 2/2] Couple updates.

---
 datastore/README.md    | 3 ++-
 datastore/package.json | 8 ++++----
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/datastore/README.md b/datastore/README.md
index d3475602db..f1cbd55934 100644
--- a/datastore/README.md
+++ b/datastore/README.md
@@ -47,7 +47,8 @@ Commands:
   delete <taskId>    Deletes a task.
 
 Options:
-  --help  Show help                                                                                            [boolean]
+  --version  Show version number                                                                               [boolean]
+  --help     Show help                                                                                         [boolean]
 
 Examples:
   node tasks.js new "Buy milk"  Adds a task with description "Buy milk".
diff --git a/datastore/package.json b/datastore/package.json
index 42673c3698..ae79053edd 100644
--- a/datastore/package.json
+++ b/datastore/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=4.3.2"
+    "node": ">=4"
   },
   "scripts": {
     "lint": "samples lint",
@@ -18,13 +18,13 @@
   },
   "dependencies": {
     "@google-cloud/datastore": "1.1.0",
-    "yargs": "8.0.2"
+    "yargs": "9.0.1"
   },
   "devDependencies": {
     "@google-cloud/nodejs-repo-tools": "1.4.17",
-    "ava": "0.21.0",
+    "ava": "0.22.0",
     "proxyquire": "1.8.0",
-    "sinon": "3.2.0"
+    "sinon": "3.3.0"
   },
   "cloud-repo-tools": {
     "requiresKeyFile": true,