benbot/nvim-treesitter
1
0
Fork 0
mirror of https://github.com/nvim-treesitter/nvim-treesitter.git synced 2026-07-19 11:50:09 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

nil check for lines

Browse source
This commit is contained in:
ray-x 2022-08-06 18:51:53 +10:00 • committed by Stephan Seitz
parent f68a1b16ce
commit a9a6493b1e
1 changed files with 4 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

5
lua/nvim-treesitter/ts_utils.lua
View file

@ -6,7 +6,7 @@ local utils = require "nvim-treesitter.utils"
local M = {} local M = {}
local function get_node_text(node, bufnr) local function get_node_text(node, bufnr)
local bufnr = bufnr or api.nvim_get_current_buf() bufnr = bufnr or api.nvim_get_current_buf()
if not node then if not node then
return {} return {}
end end
@ -16,6 +16,9 @@ local function get_node_text(node, bufnr)
if start_row ~= end_row then if start_row ~= end_row then
local lines = api.nvim_buf_get_lines(bufnr, start_row, end_row + 1, false) local lines = api.nvim_buf_get_lines(bufnr, start_row, end_row + 1, false)
if next(lines) == nil then
return {}
end
lines[1] = string.sub(lines[1], start_col + 1) lines[1] = string.sub(lines[1], start_col + 1)
-- end_row might be just after the last line. In this case the last line is not truncated. -- end_row might be just after the last line. In this case the last line is not truncated.
if #lines == end_row - start_row + 1 then if #lines == end_row - start_row + 1 then