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refactor: single function to visit mapping node content

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Refactor mapping node content traversal so that all code paths execute
through the same root function.
This commit is contained in:
Ed Overton
2022-12-09 15:38:28 -05:00
parent a1bfab382a
commit 194a017c81
4 changed files with 148 additions and 80 deletions
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11
kyaml/yaml/types.go
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@@ -39,11 +39,20 @@ func IsYNodeEmptyMap(n *yaml.Node) bool {
return n != nil && n.Kind == yaml.MappingNode && len(n.Content) == 0
}
// IsYNodeEmptyMap is true if the Node is a non-nil empty sequence.
// IsYNodeEmptySeq is true if the Node is a non-nil empty sequence.
func IsYNodeEmptySeq(n *yaml.Node) bool {
return n != nil && n.Kind == yaml.SequenceNode && len(n.Content) == 0
}
// IsYNodeNilOrEmpty is true if the Node is nil or appears empty.
func IsYNodeNilOrEmpty(n *yaml.Node) bool {
return n == nil ||
IsYNodeTaggedNull(n) ||
IsYNodeEmptyMap(n) ||
IsYNodeEmptySeq(n) ||
IsYNodeZero(n)
}
// IsYNodeEmptyDoc is true if the node is a Document with no content.
// E.g.: "---\n---"
func IsYNodeEmptyDoc(n *yaml.Node) bool {