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Kyaml api cleanup

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This commit is contained in:
jregan
2020-08-07 11:49:20 -07:00
parent 4b4049e646
commit cf5b26db8a
2 changed files with 26 additions and 17 deletions
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35
kyaml/yaml/types.go
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@@ -35,7 +35,7 @@ func MakeNullNode() *RNode {
// IsMissingOrNull returns true if the RNode is nil or contains and explicitly null value.
func IsMissingOrNull(node *RNode) bool {
return node == nil || node.YNode() == nil || node.YNode().Tag == NodeTagNull
return IsNil(node) || node.YNode().Tag == NodeTagNull
}
// IsEmpty returns true if the RNode is MissingOrNull
@@ -48,12 +48,16 @@ func IsEmptyMap(node *RNode) bool {
if IsEmpty(node) {
return true
}
return IsYNodeEmptyMap(node.YNode())
}
return node.YNode().Kind == yaml.MappingNode && len(node.YNode().Content) == 0
// IsNil return true if the node is nil, or its underlying YNode is nil.
func IsNil(node *RNode) bool {
return node == nil || node.YNode() == nil
}
func IsNull(node *RNode) bool {
return node != nil && node.YNode() != nil && node.YNode().Tag == NodeTagNull
return !IsNil(node) && node.YNode().Tag == NodeTagNull
}
func IsFieldEmpty(node *MapNode) bool {
@@ -61,15 +65,26 @@ func IsFieldEmpty(node *MapNode) bool {
node.Value.YNode().Tag == NodeTagNull {
return true
}
return IsYNodeEmptyMap(node.Value.YNode()) ||
IsYNodeEmptySeq(node.Value.YNode())
}
if node.Value.YNode().Kind == yaml.MappingNode && len(node.Value.YNode().Content) == 0 {
return true
}
if node.Value.YNode().Kind == yaml.SequenceNode && len(node.Value.YNode().Content) == 0 {
return true
}
func IsYNodeEmptyMap(n *yaml.Node) bool {
return n.Kind == yaml.MappingNode && len(n.Content) == 0
}
return false
func IsYNodeEmptySeq(n *yaml.Node) bool {
return n.Kind == yaml.SequenceNode && len(n.Content) == 0
}
// IsYNodeEmptyDoc is true if the node is a Document with no content.
// E.g.: "---\n---"
func IsYNodeEmptyDoc(n *yaml.Node) bool {
return n.Kind == yaml.DocumentNode && n.Content[0].Tag == NodeTagNull
}
func IsYNodeString(n *yaml.Node) bool {
return n.Kind == yaml.ScalarNode && n.Tag == NodeTagString
}
// GetValue returns underlying yaml.Node Value field