From 2b328eeb3603358f25183d9d930dbe375dc857da Mon Sep 17 00:00:00 2001
From: jregan <jregan@google.com>
Date: Mon, 10 Aug 2020 12:37:13 -0700
Subject: [PATCH] Remove unused IsFieldEmpty, add more godoc.

---
 kyaml/yaml/types.go | 20 +++++++-------------
 1 file changed, 7 insertions(+), 13 deletions(-)

diff --git a/kyaml/yaml/types.go b/kyaml/yaml/types.go
index 4c6e1bab7..75102cdbe 100644
--- a/kyaml/yaml/types.go
+++ b/kyaml/yaml/types.go
@@ -45,24 +45,18 @@ func IsEmptyMap(node *RNode) bool {
 	return IsMissingOrNull(node) || IsYNodeEmptyMap(node.YNode())
 }
 
-func IsFieldEmpty(node *MapNode) bool {
-	if node == nil || node.Value == nil || node.Value.YNode() == nil ||
-		node.Value.YNode().Tag == NodeTagNull {
-		return true
-	}
-	return IsYNodeEmptyMap(node.Value.YNode()) ||
-		IsYNodeEmptySeq(node.Value.YNode())
-}
-
-func IsYNodeEmptyMap(n *yaml.Node) bool {
-	return n != nil && n.Kind == yaml.MappingNode && len(n.Content) == 0
-}
-
 // IsYNodeTaggedNull returns true if the node is explicitly tagged Null.
 func IsYNodeTaggedNull(n *yaml.Node) bool {
 	return n != nil && n.Tag == NodeTagNull
 }
 
+// IsYNodeEmptyMap is true if the Node is a non-nil empty map.
+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.
 func IsYNodeEmptySeq(n *yaml.Node) bool {
 	return n != nil && n.Kind == yaml.SequenceNode && len(n.Content) == 0
 }