34 lines
1.1 KiB
Go
34 lines
1.1 KiB
Go
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package dynblock
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import (
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"github.com/hashicorp/hcl2/hcl"
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"github.com/hashicorp/hcl2/hcldec"
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)
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// ForEachVariablesHCLDec is a wrapper around WalkForEachVariables that
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// uses the given hcldec specification to automatically drive the recursive
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// walk through nested blocks in the given body.
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//
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// This provides more convenient access to all of the "for_each" and "labels"
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// dependencies in a body for applications that are already using hcldec
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// as a more convenient way to recursively decode body contents.
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func ForEachVariablesHCLDec(body hcl.Body, spec hcldec.Spec) []hcl.Traversal {
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rootNode := WalkForEachVariables(body)
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return walkVariablesWithHCLDec(rootNode, spec)
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}
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func walkVariablesWithHCLDec(node WalkVariablesNode, spec hcldec.Spec) []hcl.Traversal {
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vars, children := node.Visit(hcldec.ImpliedSchema(spec))
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if len(children) > 0 {
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childSpecs := hcldec.ChildBlockTypes(spec)
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for _, child := range children {
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if childSpec, exists := childSpecs[child.BlockTypeName]; exists {
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vars = append(vars, walkVariablesWithHCLDec(child.Node, childSpec)...)
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}
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}
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}
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return vars
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}
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