From c57a85e0eda067ea28ca5853358947332aceecfd Mon Sep 17 00:00:00 2001 From: Riley Bruins Date: Fri, 14 Jun 2024 17:54:10 -0700 Subject: perf(treesitter): remove unnecessary foldexpr loop Instead of looping over all captured nodes, just take the end range from the last node in the list. This uses the fact that nodes returned by iter_matches are ordered by their range (earlier to later). --- runtime/lua/vim/treesitter/_fold.lua | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) (limited to 'runtime/lua/vim/treesitter/_fold.lua') diff --git a/runtime/lua/vim/treesitter/_fold.lua b/runtime/lua/vim/treesitter/_fold.lua index b8f1ef1282..194e09babc 100644 --- a/runtime/lua/vim/treesitter/_fold.lua +++ b/runtime/lua/vim/treesitter/_fold.lua @@ -139,16 +139,12 @@ local function compute_folds_levels(bufnr, info, srow, erow, parse_injections) local range = ts.get_range(nodes[1], bufnr, metadata[id]) local start, _, stop, stop_col = Range.unpack4(range) - for i = 2, #nodes, 1 do - local node_range = ts.get_range(nodes[i], bufnr, metadata[id]) - local node_start, _, node_stop, node_stop_col = Range.unpack4(node_range) - if node_start < start then - start = node_start - end - if node_stop > stop then - stop = node_stop - stop_col = node_stop_col - end + if #nodes > 1 then + -- assumes nodes are ordered by range + local end_range = ts.get_range(nodes[#nodes], bufnr, metadata[id]) + local _, _, end_stop, end_stop_col = Range.unpack4(end_range) + stop = end_stop + stop_col = end_stop_col end if stop_col == 0 then -- cgit