Help+LibManual: Make the children accessor fallible

This is convenient for the section node which might compute children on the fly.
Author: https://github.com/kleinesfilmroellchen Commit: aa5e574872 Pull-request: https://github.com/SerenityOS/serenity/pull/16495 Reviewed-by: https://github.com/ADKaster ✅
2025-08-09 09:39:39 +00:00 · 2022-12-14 13:33:28 +01:00 · 2022-12-14 13:33:28 +01:00 · aa5e574872 · 2024-07-17 02:37:08 +09:00
commit aa5e574872
parent 437d3ca0ea
5 changed files with 22 additions and 12 deletions
--- a/Userland/Libraries/LibManual/PageNode.cpp
+++ b/Userland/Libraries/LibManual/PageNode.cpp
@ -16,10 +16,10 @@ Node const* PageNode::parent() const
    return m_section.ptr();
 }

-NonnullRefPtrVector<Node>& PageNode::children() const
+ErrorOr<Span<NonnullRefPtr<Node>>> PageNode::children() const
 {
    static NonnullRefPtrVector<Node> empty_vector;
-    return empty_vector;
+    return empty_vector.span();
 }

 ErrorOr<String> PageNode::path() const