[GitHub] [echarts] Ovilia commented on a diff in pull request #18285: fix decal in aria

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

Ovilia commented on code in PR #18285:
URL: https://github.com/apache/echarts/pull/18285#discussion_r1116457232


##########
src/data/Tree.ts:
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@@ -265,6 +265,9 @@ export class TreeNode {
     getVisual(key: string): unknown {
         return this.hostTree.data.getItemVisual(this.dataIndex, key as any);
     }
+     getDecal(key: string): unknown {

Review Comment:
   Why is `key` necessary` here? It's always `'decal'`, right?



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