22 lines
645 B
Go
22 lines
645 B
Go
package terraform
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import (
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"github.com/hashicorp/terraform/dag"
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)
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// GraphTransformer is the interface that transformers implement. This
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// interface is only for transforms that need entire graph visibility.
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type GraphTransformer interface {
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Transform(*Graph) error
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}
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// GraphVertexTransformer is an interface that transforms a single
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// Vertex within with graph. This is a specialization of GraphTransformer
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// that makes it easy to do vertex replacement.
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//
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// The GraphTransformer that runs through the GraphVertexTransformers is
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// VertexTransformer.
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type GraphVertexTransformer interface {
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Transform(dag.Vertex) (dag.Vertex, error)
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}
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