33 lines
775 B
Go
33 lines
775 B
Go
package terraform
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import (
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"github.com/hashicorp/terraform/config"
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"strings"
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)
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// EvalIgnoreChanges is an EvalNode implementation that removes diff
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// attributes if their name matches names provided by the resource's
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// IgnoreChanges lifecycle.
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type EvalIgnoreChanges struct {
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Resource *config.Resource
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Diff **InstanceDiff
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}
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func (n *EvalIgnoreChanges) Eval(ctx EvalContext) (interface{}, error) {
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if n.Diff == nil || *n.Diff == nil || n.Resource == nil || n.Resource.Id() == "" {
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return nil, nil
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}
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diff := *n.Diff
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ignoreChanges := n.Resource.Lifecycle.IgnoreChanges
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for _, ignoredName := range ignoreChanges {
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for name := range diff.Attributes {
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if strings.HasPrefix(name, ignoredName) {
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delete(diff.Attributes, name)
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}
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}
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}
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return nil, nil
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}
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