Better roundtriping of HCL

pkg/yqlib/candidate_node.go

@@ -97,6 +97,9 @@ type CandidateNode struct {
 	// (e.g. top level cross document merge). This property does not propagate to child nodes.
 	EvaluateTogether bool
 	IsMapKey         bool
+	// For formats like HCL and TOML: indicates that child entries should be emitted as separate blocks/tables
+	// rather than consolidated into nested mappings (default behaviour)
+	EncodeSeparate bool
 }
 
 func (n *CandidateNode) CreateChild() *CandidateNode {
@@ -407,6 +410,8 @@ func (n *CandidateNode) doCopy(cloneContent bool) *CandidateNode {
 
 		EvaluateTogether: n.EvaluateTogether,
 		IsMapKey:         n.IsMapKey,
+
+		EncodeSeparate: n.EncodeSeparate,
 	}
 
 	if cloneContent {