From b051b131f5ce99ffe1b1bc22a2032ebc886e4e35 Mon Sep 17 00:00:00 2001
From: bfredl <bjorn.linse@gmail.com>
Date: Wed, 30 Aug 2023 11:53:58 +0200
Subject: fix(api): nvim_buf_get_offset in a new buffer with zero or one lines

fixes #24930
---
 src/nvim/memline.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src')

diff --git a/src/nvim/memline.c b/src/nvim/memline.c
index 5839061aac..123e9d0a0b 100644
--- a/src/nvim/memline.c
+++ b/src/nvim/memline.c
@@ -3934,6 +3934,11 @@ long ml_find_line_or_offset(buf_T *buf, linenr_T lnum, long *offp, bool no_ff)
   if (buf->b_ml.ml_usedchunks == -1
       || buf->b_ml.ml_chunksize == NULL
       || lnum < 0) {
+    // memline is currently empty. Although if it is loaded,
+    // it behaves like there is one empty line.
+    if (!ffdos && buf->b_ml.ml_mfp && (lnum == 1 || lnum == 2)) {
+      return lnum - 1;
+    }
     return -1;
   }
 
-- 
cgit