From 3c0fcb0679502f3815f66cf559775d32cfc785c2 Mon Sep 17 00:00:00 2001
From: Nik Revenco <154856872+NikitaRevenco@users.noreply.github.com>
Date: Wed, 2 Apr 2025 16:02:40 +0100
Subject: [PATCH] chore: justify welcome! macro with comment

---
 helix-term/src/ui/editor.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs
index 55d289e91..41506cc82 100644
--- a/helix-term/src/ui/editor.rs
+++ b/helix-term/src/ui/editor.rs
@@ -85,6 +85,10 @@ impl EditorView {
             Center,
         }
 
+        /// Declare the welcome screen declaratively using this macro
+        /// It avoids the performance overhead of calling `Vec<Option<_>>::flatten` and
+        /// makes it easy to get the longest line in the center and the left, without
+        /// having to iterate over the `Vec<_>` again.
         macro_rules! welcome {
             (
                 $([$align:ident] $line:expr, $(if $cond:expr;)?)* $(,)?