diff options
Diffstat (limited to 'vendor/github.com/hashicorp/terraform/terraform/transform_transitive_reduction.go')
-rw-r--r-- | vendor/github.com/hashicorp/terraform/terraform/transform_transitive_reduction.go | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/vendor/github.com/hashicorp/terraform/terraform/transform_transitive_reduction.go b/vendor/github.com/hashicorp/terraform/terraform/transform_transitive_reduction.go new file mode 100644 index 0000000..2184278 --- /dev/null +++ b/vendor/github.com/hashicorp/terraform/terraform/transform_transitive_reduction.go | |||
@@ -0,0 +1,20 @@ | |||
1 | package terraform | ||
2 | |||
3 | // TransitiveReductionTransformer is a GraphTransformer that performs | ||
4 | // finds the transitive reduction of the graph. For a definition of | ||
5 | // transitive reduction, see Wikipedia. | ||
6 | type TransitiveReductionTransformer struct{} | ||
7 | |||
8 | func (t *TransitiveReductionTransformer) Transform(g *Graph) error { | ||
9 | // If the graph isn't valid, skip the transitive reduction. | ||
10 | // We don't error here because Terraform itself handles graph | ||
11 | // validation in a better way, or we assume it does. | ||
12 | if err := g.Validate(); err != nil { | ||
13 | return nil | ||
14 | } | ||
15 | |||
16 | // Do it | ||
17 | g.TransitiveReduction() | ||
18 | |||
19 | return nil | ||
20 | } | ||