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Don't include trailing ubiquitous tokens as children when reducing

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This commit is contained in:
Max Brunsfeld 2015-12-02 07:53:15 -08:00
parent 64e56f5acc
commit 863cabc827
13 changed files with 286 additions and 149 deletions
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18
src/runtime/tree.c
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@ -66,8 +66,7 @@ void ts_tree_assign_parents(TSTree *self) {
}
}
static void ts_tree__set_children(TSTree *self, TSTree **children,
size_t child_count) {
void ts_tree_set_children(TSTree *self, size_t child_count, TSTree **children) {
self->children = children;
self->child_count = child_count;
self->visible_child_count = 0;
@ -108,7 +107,7 @@ TSTree *ts_tree_make_node(TSSymbol symbol, size_t child_count,
TSTree **children, TSSymbolMetadata metadata) {
TSTree *result =
ts_tree_make_leaf(symbol, ts_length_zero(), ts_length_zero(), ts_point_zero(), ts_point_zero(), metadata);
ts_tree__set_children(result, children, child_count);
ts_tree_set_children(result, child_count, children);
return result;
}
@ -266,19 +265,6 @@ char *ts_tree_string(const TSTree *self, const char **symbol_names,
return result;
}
void ts_tree_prepend_children(TSTree *self, size_t count, TSTree **children) {
if (count == 0)
return;
size_t new_child_count = count + self->child_count;
TSTree **new_children = realloc(children, new_child_count * sizeof(TSTree *));
memcpy(new_children + count, self->children,
self->child_count * sizeof(TSTree *));
free(self->children);
ts_tree__set_children(self, new_children, new_child_count);
}
static inline long min(long a, long b) {
return a <= b ? a : b;
}