From c7df782778dfa0a1d1199428ba2bb714b1f361aa Mon Sep 17 00:00:00 2001
From: Brian Orwe <Brian.orwe@gmail.com>
Date: Tue, 11 Oct 2022 16:25:42 +0300
Subject: [PATCH] Fix confusion with using --hsplit --vsplit on startup at same
 time (#4202)

---
 helix-term/src/args.rs | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/helix-term/src/args.rs b/helix-term/src/args.rs
index 48c866336fdb..dd787f1fd18c 100644
--- a/helix-term/src/args.rs
+++ b/helix-term/src/args.rs
@@ -32,8 +32,14 @@ impl Args {
                 "--version" => args.display_version = true,
                 "--help" => args.display_help = true,
                 "--tutor" => args.load_tutor = true,
-                "--vsplit" => args.split = Some(Layout::Vertical),
-                "--hsplit" => args.split = Some(Layout::Horizontal),
+                "--vsplit" => match args.split {
+                    Some(_) => anyhow::bail!("can only set a split once of a specific type"),
+                    None => args.split = Some(Layout::Vertical),
+                },
+                "--hsplit" => match args.split {
+                    Some(_) => anyhow::bail!("can only set a split once of a specific type"),
+                    None => args.split = Some(Layout::Horizontal),
+                },
                 "--health" => {
                     args.health = true;
                     args.health_arg = argv.next_if(|opt| !opt.starts_with('-'));