From 3eb829e2330fed5ad1c095f8bba44f62361b4943 Mon Sep 17 00:00:00 2001
From: Ivan Tham
Date: Wed, 3 Nov 2021 11:02:29 +0800
Subject: Ensure coords in screen depends on char width (#885)

The issue affected files with lots of tabs at the start as well.

Fix #840---
 helix-core/src/movement.rs | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'helix-core/src/movement.rs')

diff --git a/helix-core/src/movement.rs b/helix-core/src/movement.rs
index 5d080545..9e85bd21 100644
--- a/helix-core/src/movement.rs
+++ b/helix-core/src/movement.rs
@@ -53,6 +53,10 @@ pub fn move_vertically(
     let pos = range.cursor(slice);
 
     // Compute the current position's 2d coordinates.
+    // TODO: switch this to use `visual_coords_at_pos` rather than
+    // `coords_at_pos` as this will cause a jerky movement when the visual
+    // position does not match, like moving from a line with tabs/CJK to
+    // a line without
     let Position { row, col } = coords_at_pos(slice, pos);
     let horiz = range.horiz.unwrap_or(col as u32);
 
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