41 lines
955 B
Go
41 lines
955 B
Go
package terraform
|
|
|
|
import (
|
|
"github.com/hashicorp/terraform/internal/addrs"
|
|
"github.com/hashicorp/terraform/internal/configs"
|
|
)
|
|
|
|
// RootVariableTransformer is a GraphTransformer that adds all the root
|
|
// variables to the graph.
|
|
//
|
|
// Root variables are currently no-ops but they must be added to the
|
|
// graph since downstream things that depend on them must be able to
|
|
// reach them.
|
|
type RootVariableTransformer struct {
|
|
Config *configs.Config
|
|
}
|
|
|
|
func (t *RootVariableTransformer) Transform(g *Graph) error {
|
|
// We can have no variables if we have no config.
|
|
if t.Config == nil {
|
|
return nil
|
|
}
|
|
|
|
// We're only considering root module variables here, since child
|
|
// module variables are handled by ModuleVariableTransformer.
|
|
vars := t.Config.Module.Variables
|
|
|
|
// Add all variables here
|
|
for _, v := range vars {
|
|
node := &NodeRootVariable{
|
|
Addr: addrs.InputVariable{
|
|
Name: v.Name,
|
|
},
|
|
Config: v,
|
|
}
|
|
g.Add(node)
|
|
}
|
|
|
|
return nil
|
|
}
|