From 2ddf7032ed47b688a403a006926fed80ce84f791 Mon Sep 17 00:00:00 2001
From: Suguru Yamamoto <sgryjp@gmail.com>
Date: Sun, 19 Mar 2023 16:24:13 +0900
Subject: [PATCH] fix: Allow top level headings without a child

---
 src/extension.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/extension.ts b/src/extension.ts
index def3cbd..d8399df 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -60,7 +60,11 @@ class RstSectionProvider implements vscode.DocumentSymbolProvider {
 					}
 				}
 
-				stack[stack.length - 1].children.push(section);
+				if (stack.length === 0) {
+					roots.push(section);
+				} else {
+					stack[stack.length - 1].children.push(section);
+				}
 			} else {
 				roots.push(section);
 				hierarchy.push(section.type);