diff options
Diffstat (limited to 'src/nvim/api/buffer.c')
| -rw-r--r-- | src/nvim/api/buffer.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/nvim/api/buffer.c b/src/nvim/api/buffer.c index 6f74ec905c..e77870dcf3 100644 --- a/src/nvim/api/buffer.c +++ b/src/nvim/api/buffer.c @@ -1393,15 +1393,17 @@ Integer nvim_buf_set_extmark(Buffer buffer, Integer ns_id, } if (col2 >= 0) { - if (line2 >= 0) { - len = STRLEN(ml_get_buf(buf, (linenr_T)line2+1, false)); + if (line2 >= 0 && line2 < buf->b_ml.ml_line_count) { + len = STRLEN(ml_get_buf(buf, (linenr_T)line2 + 1, false)); + } else if (line2 == buf->b_ml.ml_line_count) { + // We are trying to add an extmark past final newline + len = 0; } else { // reuse len from before line2 = (int)line; } if (col2 > (Integer)len) { - api_set_error(err, kErrorTypeValidation, - "end_col value outside range"); + api_set_error(err, kErrorTypeValidation, "end_col value outside range"); goto error; } } else if (line2 >= 0) { |