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fix(split): set a limit for tree sitter recursion depth #897

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Merged
georgeh0 merged 1 commit into from
Aug 22, 2025
Merged

fix(split): set a limit for tree sitter recursion depth #897

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6 changes: 5 additions & 1 deletion src/ops/functions/split_recursively.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,8 @@ struct Spec {
custom_languages: Vec<CustomLanguageSpec>,
}

const TREESITTER_MAX_RECURSION_DEPTH: usize = 128;

const SYNTAX_LEVEL_GAP_COST: usize = 512;
const MISSING_OVERLAP_COST: usize = 512;
const PER_LINE_BREAK_LEVEL_GAP_COST: usize = 64;
Expand Down Expand Up @@ -542,7 +544,9 @@ impl<'t, 's: 't> RecursiveChunker<'s> {
) -> Result<()> {
match chunk.kind {
ChunkKind::TreeSitterNode { lang_config, node } => {
if !lang_config.terminal_node_kind_ids.contains(&node.kind_id()) {
if !lang_config.terminal_node_kind_ids.contains(&node.kind_id())
&& atom_collector.curr_level < TREESITTER_MAX_RECURSION_DEPTH
{
let mut cursor = node.walk();
if cursor.goto_first_child() {
return self.collect_atom_chunks_from_iter(
Expand Down
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