Better attempt at an appengine wrapper.

go/src/infra/gae/libs/context/goon.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.
-
-// +build appengine
-
-package context
-
-import (
-        "appengine"
-        "appengine/datastore"
-
-        "github.com/mjibson/goon"
-)
-
-type goonWrapper struct{ *goon.Goon }
-
-// FromGoon creates a DangerousTransactionerContext backed by an existing
-// *goon.Goon
-func FromGoon(c *goon.Goon) DangerousTransactionerContext {
-        return goonWrapper{c}
-}
-
-// GoonFromContext creates a DangerousTransactionerContext backed by the
-// github.com/mjibson/goon library.
-func GoonFromContext(c appengine.Context) DangerousTransactionerContext {
-        return goonWrapper{goon.FromContext(c)}
-}
-
-// logger
-func (g goonWrapper) Debugf(format string, args ...interface{}) {
-        g.Goon.Context.Debugf(format, args...)
-}
-
-func (g goonWrapper) Infof(format string, args ...interface{}) {
-        g.Goon.Context.Infof(format, args...)
-}
-
-func (g goonWrapper) Warningf(format string, args ...interface{}) {
-        g.Goon.Context.Warningf(format, args...)
-}
-
-func (g goonWrapper) Errorf(format string, args ...interface{}) {
-        g.Goon.Context.Errorf(format, args...)
-}
-
-// Kinder
-func (g goonWrapper) KindNameResolver() goon.KindNameResolver {
-        return g.Goon.KindNameResolver
-}
-
-func (g goonWrapper) SetKindNameResolver(knr goon.KindNameResolver) {
-        g.Goon.KindNameResolver = knr
-}
-
-// NewKeyer
-func (g goonWrapper) NewKey(kind, stringID string, intID int64, parent *datastore.Key) *datastore.Key {
-        return datastore.NewKey(g.Goon.Context, kind, stringID, intID, parent)
-}
-
-func (g goonWrapper) NewKeyObj(obj interface{}) *datastore.Key {
-        return g.Key(obj)
-}
-
-func (g goonWrapper) NewKeyObjError(obj interface{}) (*datastore.Key, error) {
-        return g.KeyError(obj)
-}
-
-// Queryer
-func (g goonWrapper) Run(q *datastore.Query) Iterator {
-        return g.Run(q)
-}
-
-// Transactioner
-func (g goonWrapper) RunInTransaction(f func(c Context) error, opts *datastore.TransactionOptions) error {
-        return g.Goon.RunInTransaction(func(ig *goon.Goon) error {
-                return f(Context(FromGoon(ig)))
-        }, opts)
-}
-
-// Contexter
-func (g goonWrapper) Context() appengine.Context {
-        return g.Goon.Context
-}