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Don't consider empty array as "empty"

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This commit is contained in:
Donny Xia
2020-07-10 16:54:07 -07:00
parent 5c3bd83252
commit 236ae29e9a
2 changed files with 10 additions and 5 deletions
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5
kustomize/go.mod
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@@ -16,3 +16,8 @@ exclude (
github.com/russross/blackfriday v2.0.0+incompatible
sigs.k8s.io/kustomize/api v0.2.0
)
replace (
sigs.k8s.io/kustomize/api => ../api
sigs.k8s.io/kustomize/kyaml => ../kyaml
)

10
kyaml/yaml/types.go
View File

@@ -35,18 +35,18 @@ func IsMissingOrNull(node *RNode) bool {
}
// IsEmpty returns true if the RNode is MissingOrNull, or is either a MappingNode with
// no fields, or a SequenceNode with no elements.
// no fields.
func IsEmpty(node *RNode) bool {
if node == nil || node.YNode() == nil || node.YNode().Tag == NullNodeTag {
if IsMissingOrNull(node) {
return true
}
// Empty sequence is a special case and temporarily not considered as empty here.
// Some users may want to keep empty sequence for compatibility reason.
// For example, use JSON 6902 patch.
if node.YNode().Kind == yaml.MappingNode && len(node.YNode().Content) == 0 {
return true
}
if node.YNode().Kind == yaml.SequenceNode && len(node.YNode().Content) == 0 {
return true
}
return false
}