pulumi/pkg/backend/inmemoryPersister.go

43 lines
1.1 KiB
Go

// Copyright 2016-2023, Pulumi Corporation.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package backend
import (
"fmt"
"github.com/mitchellh/copystructure"
"github.com/pulumi/pulumi/pkg/v3/resource/deploy"
)
var _ = SnapshotPersister((*InMemoryPersister)(nil))
type InMemoryPersister struct {
Snap *deploy.Snapshot
}
func (p *InMemoryPersister) Save(snap *deploy.Snapshot) error {
s, err := copystructure.Copy(*snap)
if err != nil {
return err
}
result, ok := s.(deploy.Snapshot)
if !ok {
return fmt.Errorf("could not cast snapshot copy to deploy.Snapshot")
}
p.Snap = &result
return nil
}