[GitHub] [shardingsphere] Qianyi951015 commented on a diff in pull request #24134: Refactor `NoneYamlTupleProcessor`

["Qianyi951015 (via GitHub)" <gi...@apache.org>]

Qianyi951015 commented on code in PR #24134:
URL: https://github.com/apache/shardingsphere/pull/24134#discussion_r1104107032


##########
features/sharding/core/src/main/java/org/apache/shardingsphere/sharding/yaml/engine/representer/processor/NoneYamlTupleProcessor.java:
##########
@@ -37,11 +37,11 @@ public String getTupleName() {
     
     @Override
     public NodeTuple process(final NodeTuple nodeTuple) {
-        return (isNullNode(nodeTuple.getValueNode()) || isEmptyMappingNode(nodeTuple.getValueNode())) ? null : processNoneTuple(nodeTuple);
+        return (isNullNode(nodeTuple.getKeyNode(), nodeTuple.getValueNode()) || isEmptyMappingNode(nodeTuple.getValueNode())) ? processNoneTuple(nodeTuple) : null;
     }
     
-    private boolean isNullNode(final Node valueNode) {
-        return Tag.NULL.equals(valueNode.getTag());
+    private boolean isNullNode(final Node keyNode, final Node valueNode) {
+        return !"none".equalsIgnoreCase(((ScalarNode) keyNode).getValue()) && Tag.NULL.equals(valueNode.getTag());

Review Comment:
   If yaml text contains `none: 'xxx'` , the node will still be `none`
   ![image](https://user-images.githubusercontent.com/57847965/218402232-3b2d0643-50bd-48eb-9f7c-503e3ad0b0d3.png)
   
   ![image](https://user-images.githubusercontent.com/57847965/218402173-fde6cb1a-a83b-463a-b3e1-30147ede0310.png)
   



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