From f93cde25f600302b04b554a7c0115ba41e65d5ec Mon Sep 17 00:00:00 2001
From: midichef <67946319+midichef@users.noreply.github.com>
Date: Sat, 4 Jan 2025 02:47:16 -0800
Subject: [PATCH] [form-] fix underlining of substrings by FormCanvas

It was underlining too few or too many characters unless the
underlined pattern was at index 1 in the string.
---
 visidata/form.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/visidata/form.py b/visidata/form.py
index 16bc10b84..4d57bc3b3 100644
--- a/visidata/form.py
+++ b/visidata/form.py
@@ -52,7 +52,7 @@ def draw(self, scr):
             # underline first occurrence of r.key in r.text
             if hasattr(r, 'key') and r.key:
                 index = r.text.find(r.key)
-                clipdraw(scr, y, x+index, r.text[index:len(r.key)+1], colors[color + " underline"])
+                clipdraw(scr, y, x+index, r.text[index:index+len(r.key)], colors[color + " underline"])
             vd.onMouse(scr, x, y, dispwidth(r.text), 1,
                     BUTTON1_PRESSED=lambda y,x,key,r=r,sheet=self: sheet.onPressed(r),
                     BUTTON1_RELEASED=lambda y,x,key,r=r,sheet=self: sheet.onReleased(r))