gae cloud: Use with Datastore

impl/cloud/context.go

Index: impl/cloud/context.go
diff --git a/impl/cloud/context.go b/impl/cloud/context.go
index a4b19ea6990e1adbece421ee9dc7bafed5d184c6..4c1494d681dbbeaffd92b5b36fe6d7fdca1259a4 100644
--- a/impl/cloud/context.go
+++ b/impl/cloud/context.go
@@ -71,3 +71,11 @@ func (cfg Config) Use(c context.Context) context.Context {
 
 	return c
 }
+
+// UseWithDatastore just install a datastore implementation into the context.

[nodir, 2017/04/05 22:10:51]

UseDatastore installs a cloud datastore implementation into the context

[hinoka, 2017/04/06 17:46:03]

Done.

+func UseWithDatastore(c context.Context, client *datastore.Client) context.Context {

[nodir, 2017/04/05 22:10:51]

two verbs? I think it should be either UseDatastore or WithDatastore. Other
functions in this code use Use, so maybe UseDatastore

[hinoka, 2017/04/06 17:46:03]

Done.

+	cds := cloudDatastore{
+		client: client,
+	}
+	return cds.use(c)
+}