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Remove 'document' wrapper node

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This commit is contained in:
Max Brunsfeld 2015-08-22 10:48:34 -07:00
parent 6933d7b425
commit 21258e6a9e
23 changed files with 165 additions and 136 deletions
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33
src/runtime/tree.c
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@ -67,8 +67,8 @@ TSTree *ts_tree_make_node(TSSymbol symbol, size_t child_count,
} else {
if (is_hidden)
options |= TSTreeOptionsHidden;
if (child_count == 1 && symbol != ts_builtin_sym_document &&
(ts_tree_is_visible(children[0]) || ts_tree_is_wrapper(children[0])))
if (child_count == 1 &&
(ts_tree_is_visible(children[0]) || ts_tree_is_singleton(children[0])))
options |= (TSTreeOptionsSingleton | TSTreeOptionsHidden);
if (child_count > 0) {
if (ts_tree_is_fragile_left(children[0]))
@ -183,3 +183,32 @@ char *ts_tree_string(const TSTree *tree, const char **symbol_names) {
ts_tree__write_to_string(tree, symbol_names, result, size, 1);
return result;
}
void ts_tree_prepend_children(TSTree *tree, size_t count, TSTree **children) {
if (count == 0)
return;
tree->size = ts_length_add(tree->size, tree->padding);
size_t visible_count = 0;
for (size_t i = 0; i < count; i++) {
if (i == 0)
tree->padding = children[i]->padding;
else
tree->size = ts_length_add(tree->size, children[i]->padding);
tree->size = ts_length_add(tree->size, children[i]->size);
if (ts_tree_is_visible(children[i]))
visible_count++;
}
size_t new_child_count = count + tree->child_count;
TSTree **new_children = realloc(children, new_child_count * sizeof(TSTree *));
memcpy(new_children + count, tree->children,
tree->child_count * sizeof(TSTree *));
free(tree->children);
ts_tree_unset_singleton(tree);
tree->children = new_children;
tree->visible_child_count += visible_count;
tree->child_count += count;
}