69 lines
1.7 KiB
Go
69 lines
1.7 KiB
Go
package terraform
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import (
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"github.com/hashicorp/terraform/addrs"
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"github.com/hashicorp/terraform/configs"
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"github.com/hashicorp/terraform/dag"
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)
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// NodeRootVariable represents a root variable input.
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type NodeRootVariable struct {
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Addr addrs.InputVariable
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Config *configs.Variable
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}
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var (
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_ GraphNodeModuleInstance = (*NodeRootVariable)(nil)
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_ GraphNodeReferenceable = (*NodeRootVariable)(nil)
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_ dag.GraphNodeDotter = (*NodeApplyableModuleVariable)(nil)
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)
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func (n *NodeRootVariable) Name() string {
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return n.Addr.String()
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}
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// GraphNodeModuleInstance
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func (n *NodeRootVariable) Path() addrs.ModuleInstance {
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return addrs.RootModuleInstance
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}
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func (n *NodeRootVariable) ModulePath() addrs.Module {
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return addrs.RootModule
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}
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// GraphNodeReferenceable
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func (n *NodeRootVariable) ReferenceableAddrs() []addrs.Referenceable {
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return []addrs.Referenceable{n.Addr}
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}
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// GraphNodeEvalable
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func (n *NodeRootVariable) EvalTree() EvalNode {
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// We don't actually need to _evaluate_ a root module variable, because
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// its value is always constant and already stashed away in our EvalContext.
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// However, we might need to run some user-defined validation rules against
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// the value.
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if n.Config == nil || len(n.Config.Validations) == 0 {
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return &EvalSequence{} // nothing to do
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}
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return &evalVariableValidations{
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Addr: addrs.RootModuleInstance.InputVariable(n.Addr.Name),
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Config: n.Config,
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Expr: nil, // not set for root module variables
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IgnoreDiagnostics: false,
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}
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}
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// dag.GraphNodeDotter impl.
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func (n *NodeRootVariable) DotNode(name string, opts *dag.DotOpts) *dag.DotNode {
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return &dag.DotNode{
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Name: name,
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Attrs: map[string]string{
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"label": n.Name(),
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"shape": "note",
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},
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}
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}
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