Changes to tests/win_spec.lua. All files

tests/win_spec.lua

@@ -483,16 +483,22 @@ T["win"]["treesitter"]["short lines do not break highlight parsing"] = function(   exec_lua([[     local tsinjector = require("fzf-lua.win.tsinjector")     _G._ts_buf = vim.api.nvim_create_buf(false, true)-    vim.bo[_G._ts_buf].filetype = "vim"     _G._ts_detach = tsinjector.attach({ winopts = {}, preview_hidden = true }, _G._ts_buf,       function(line) return "foo.vim", nil, line end)     vim.api.nvim_buf_set_lines(_G._ts_buf, 0, -1, false,       { "FzfLua command_history", "> " })   ]])-  eq(true, child.lua_get([[(pcall(function()-    local h = require("fzf-lua.win.tsinjector").cache[_G._ts_buf].vim.highlighter-    h.tree:parse({ 0, 3 })-  end))]]))+  eq(true, child.lua_get([[(function()+    local tsinjector = require("fzf-lua.win.tsinjector")+    local ok = pcall(function()+      tsinjector.cache[_G._ts_buf].vim.highlighter.tree:parse({ 0, 3 })+    end)+    if not ok then return false end+    -- the valid line must still produce a non-empty region+    local regions = tsinjector.cache[_G._ts_buf].vim.parser:included_regions()+    local range = regions[1] and regions[1][1]+    return #regions == 1 and range and range[5] > range[2]+  end)()]]))   exec_lua([[_G._ts_detach()]]) end