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Start work on exposing APIs for node descendant counts and indices

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This commit is contained in:
Max Brunsfeld 2023-06-08 18:51:27 -07:00
parent 2a9d951cd6
commit 9dd725b4e3
9 changed files with 502 additions and 72 deletions
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8
lib/src/subtree.c
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@ -376,7 +376,7 @@ void ts_subtree_summarize_children(
self.ptr->visible_child_count = 0;
self.ptr->error_cost = 0;
self.ptr->repeat_depth = 0;
self.ptr->node_count = 1;
self.ptr->visible_descendant_count = 0;
self.ptr->has_external_tokens = false;
self.ptr->depends_on_column = false;
self.ptr->has_external_scanner_state_change = false;
@ -435,14 +435,16 @@ void ts_subtree_summarize_children(
}
self.ptr->dynamic_precedence += ts_subtree_dynamic_precedence(child);
self.ptr->node_count += ts_subtree_node_count(child);
self.ptr->visible_descendant_count += ts_subtree_visible_descendant_count(child);
if (alias_sequence && alias_sequence[structural_index] != 0 && !ts_subtree_extra(child)) {
self.ptr->visible_descendant_count++;
self.ptr->visible_child_count++;
if (ts_language_symbol_metadata(language, alias_sequence[structural_index]).named) {
self.ptr->named_child_count++;
}
} else if (ts_subtree_visible(child)) {
self.ptr->visible_descendant_count++;
self.ptr->visible_child_count++;
if (ts_subtree_named(child)) self.ptr->named_child_count++;
} else if (grandchild_count > 0) {
@ -529,7 +531,7 @@ MutableSubtree ts_subtree_new_node(
.fragile_right = fragile,
.is_keyword = false,
{{
.node_count = 0,
.visible_descendant_count = 0,
.production_id = production_id,
.first_leaf = {.symbol = 0, .parse_state = 0},
}}