traxys/tree-sitter
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Store indices on nodes to speed up traversal methods

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This commit is contained in:
Max Brunsfeld 2015-08-15 23:35:20 -07:00
parent d70a7227a1
commit a5d73ed676
4 changed files with 66 additions and 39 deletions
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5
src/runtime/tree.c
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@ -42,7 +42,8 @@ TSTree *ts_tree_make_node(TSSymbol symbol, size_t child_count,
for (size_t i = 0; i < child_count; i++) {
TSTree *child = children[i];
ts_tree_retain(child);
child->parent = result;
child->context.parent = result;
child->context.index = i;
if (i == 0) {
padding = child->padding;
@ -78,7 +79,7 @@ TSTree *ts_tree_make_node(TSSymbol symbol, size_t child_count,
}
*result = (TSTree){.ref_count = 1,
.parent = NULL,
.context = {.parent = NULL, .index = 0},
.symbol = symbol,
.children = children,
.child_count = child_count,