From 9b768752353d3cf99c6cb02e6c1f9d70c029ecb6 Mon Sep 17 00:00:00 2001 From: zeertzjq Date: Tue, 22 Nov 2022 06:52:21 +0800 Subject: vim-patch:9.0.0916: getbufline() is inefficient for getting a single line Problem: getbufline() is inefficient for getting a single line. Solution: Add getbufoneline(). https://github.com/vim/vim/commit/ce30ccc06af7f2c03762e5b18dde37b26ea6ec42 Cherry-pick part of usr_41.txt from patch 8.1.1628. Co-authored-by: Bram Moolenaar --- src/nvim/eval/funcs.c | 19 ++++++++++++++++--- 1 file changed, 16 insertions(+), 3 deletions(-) (limited to 'src/nvim/eval/funcs.c') diff --git a/src/nvim/eval/funcs.c b/src/nvim/eval/funcs.c index 12568ec965..8666aa4f35 100644 --- a/src/nvim/eval/funcs.c +++ b/src/nvim/eval/funcs.c @@ -2671,8 +2671,9 @@ static void get_buffer_lines(buf_T *buf, linenr_T start, linenr_T end, int retli } } -/// "getbufline()" function -static void f_getbufline(typval_T *argvars, typval_T *rettv, EvalFuncData fptr) +/// @param retlist true: "getbufline()" function +/// false: "getbufoneline()" function +static void getbufline(typval_T *argvars, typval_T *rettv, bool retlist) { const int did_emsg_before = did_emsg; buf_T *const buf = tv_get_buf_from_arg(&argvars[0]); @@ -2684,7 +2685,19 @@ static void f_getbufline(typval_T *argvars, typval_T *rettv, EvalFuncData fptr) ? lnum : tv_get_lnum_buf(&argvars[2], buf)); - get_buffer_lines(buf, lnum, end, true, rettv); + get_buffer_lines(buf, lnum, end, retlist, rettv); +} + +/// "getbufline()" function +static void f_getbufline(typval_T *argvars, typval_T *rettv, EvalFuncData fptr) +{ + getbufline(argvars, rettv, true); +} + +/// "getbufoneline()" function +static void f_getbufoneline(typval_T *argvars, typval_T *rettv, EvalFuncData fptr) +{ + getbufline(argvars, rettv, false); } /// "getchangelist()" function -- cgit