From 13fcc350de088cded18cae04c46369106c5d7552 Mon Sep 17 00:00:00 2001
From: Richard Knoll <riknoll@microsoft.com>
Date: Tue, 15 Oct 2024 13:35:33 -0700
Subject: [PATCH] add comment

---
 pxtblocks/plugins/functions/blocks/functionDeclarationBlock.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pxtblocks/plugins/functions/blocks/functionDeclarationBlock.ts b/pxtblocks/plugins/functions/blocks/functionDeclarationBlock.ts
index 7de7bf8e372..0ad252c3798 100644
--- a/pxtblocks/plugins/functions/blocks/functionDeclarationBlock.ts
+++ b/pxtblocks/plugins/functions/blocks/functionDeclarationBlock.ts
@@ -93,6 +93,9 @@ const FUNCTION_DECLARATION_MIXIN: FunctionDeclarationMixin = {
     },
 
     async focusLastEditorAsync_(this: FunctionDeclarationBlock) {
+        // The argument editor block might still be rendering.
+        // Wait for the render queue to finish so that the centerOnBlock
+        // function is able to correctly position the editor scroll.
         await Blockly.renderManagement.finishQueuedRenders();
 
         if (this.inputList.length > 0) {