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source_error.go
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/
source_error.go
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// Copyright 2016-2018, 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 deploy
import (
"context"
"github.com/pulumi/pulumi/pkg/tokens"
)
// NewErrorSource creates a source that panics if it is iterated. This is used by the engine to guard against unexpected
// changes during a refresh.
func NewErrorSource(project tokens.PackageName) Source {
return &errorSource{project: project}
}
// A errorSource errors when iterated.
type errorSource struct {
project tokens.PackageName
}
func (src *errorSource) Close() error { return nil }
func (src *errorSource) Project() tokens.PackageName { return src.project }
func (src *errorSource) Info() interface{} { return nil }
func (src *errorSource) Iterate(ctx context.Context, opts Options, providers ProviderSource) (SourceIterator, error) {
panic("internal error: unexpected call to errorSource.Iterate")
}