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Preallocate tree arrays when popping from the stack

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This commit is contained in:
Max Brunsfeld 2018-04-09 18:09:54 -07:00
parent ff70f8d881
commit b0b8279c14
4 changed files with 38 additions and 27 deletions
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4
src/runtime/parser.c
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@ -1041,7 +1041,7 @@ static void parser__recover(Parser *self, StackVersion version, Tree *lookahead)
LOG("skip_token symbol:%s", SYM_NAME(lookahead->symbol));
ts_tree_retain(lookahead);
TreeArray children = array_new();
array_grow(&children, 1);
array_reserve(&children, 1);
array_push(&children, lookahead);
Tree *error_repeat = ts_tree_make_node(
&self->tree_pool,
@ -1253,7 +1253,7 @@ static unsigned parser__condense_stack(Parser *self) {
bool parser_init(Parser *self) {
ts_lexer_init(&self->lexer);
array_init(&self->reduce_actions);
array_grow(&self->reduce_actions, 4);
array_reserve(&self->reduce_actions, 4);
ts_tree_pool_init(&self->tree_pool);
self->stack = ts_stack_new(&self->tree_pool);
self->finished_tree = NULL;