Add 'user friendly' datastore API.

impl/dummy/dummy.go

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package dummy
 
 import (
         "fmt"
         "runtime"
         "strings"
@@ skipping 50 matching lines @@
 }
 
 /////////////////////////////////// ds ////////////////////////////////////
 
 type ds struct{}
 
 func (ds) NewKey(kind string, sid string, iid int64, par datastore.Key) datastore.Key {
         return datastore.NewKey("dummy~appid", "", kind, sid, iid, par)
 }
 func (ds) DecodeKey(string) (datastore.Key, error) { panic(ni()) }
-func (ds) PutMulti([]datastore.Key, []datastore.PropertyLoadSaver, datastore.PutMultiCB) error {
+func (ds) PutMulti([]datastore.Key, []datastore.PropertyMap, datastore.PutMultiCB) error {
         panic(ni())
 }
 func (ds) GetMulti([]datastore.Key, datastore.GetMultiCB) error       { panic(ni()) }
 func (ds) DeleteMulti([]datastore.Key, datastore.DeleteMultiCB) error { panic(ni()) }
 func (ds) NewQuery(string) datastore.Query                            { panic(ni()) }
-func (ds) Run(datastore.Query, datastore.RunCB) error                 { panic(ni()) }
+func (ds) Run(datastore.Query, datastore.RawRunCB) error              { panic(ni()) }
 func (ds) RunInTransaction(func(context.Context) error, *datastore.TransactionOptions) error {
         panic(ni())
 }
 
 var dummyDSInst = ds{}
 
 // Datastore returns a dummy datastore.Interface implementation suitable
 // for embedding. Every method panics with a message containing the name of the
 // method which was unimplemented.
-func Datastore() datastore.Interface { return dummyDSInst }
+func Datastore() datastore.RawInterface { return dummyDSInst }
 
 /////////////////////////////////// mc ////////////////////////////////////
 
 type mc struct{}
 
 func (mc) Add(memcache.Item) error                             { panic(ni()) }
 func (mc) NewItem(key string) memcache.Item                    { panic(ni()) }
 func (mc) Set(memcache.Item) error                             { panic(ni()) }
 func (mc) Get(string) (memcache.Item, error)                   { panic(ni()) }
 func (mc) Delete(string) error                                 { panic(ni()) }
@@ skipping 59 matching lines @@
 func (i) IsCapabilityDisabled(err error) bool                                      { panic(ni()) }
 func (i) IsOverQuota(err error) bool                                               { panic(ni()) }
 func (i) IsTimeoutError(err error) bool                                            { panic(ni()) }
 
 var dummyInfoInst = i{}
 
 // Info returns a dummy info.Interface implementation suitable for embedding.
 // Every method panics with a message containing the name of the method which
 // was unimplemented.
 func Info() info.Interface { return dummyInfoInst }