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get_buffer_lines: Return a string, when requested, on invalid input

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Closes #7859
This commit is contained in:
James McCoy
2018-01-15 22:28:41 -05:00
parent c06995b34d
commit 514a51ef3e
2 changed files with 42 additions and 1 deletions
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4
src/nvim/eval.c
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@@ -9259,7 +9259,9 @@ static void get_buffer_lines(buf_T *buf, linenr_T start, linenr_T end, int retli
rettv->vval.v_string = NULL;
if (buf == NULL || buf->b_ml.ml_mfp == NULL || start < 0 || end < start) {
tv_list_alloc_ret(rettv, 0);
if (retlist) {
tv_list_alloc_ret(rettv, 0);
}
return;
}