Fix memory leak in tree

spec/main.cpp

@@ -6,7 +6,7 @@ int main(int argc, char *argv[])
         "",
         "--no-color",
         "--only="
-//        "reports errors inside of nested objects",
+        ""
     };
     return bandit::run(4, const_cast<char **>(args));
 }

spec/runtime/tree_spec.cpp

@@ -1,5 +1,12 @@
 #include "spec_helper.h"
 
+static ts_tree ** tree_array(vector<ts_tree *> trees) {
+    ts_tree ** result = (ts_tree **)calloc(trees.size(), sizeof(ts_tree *));
+    for (int i = 0; i < trees.size(); i++)
+        result[i] = trees[i];
+    return result;
+}
+
 START_TEST
 
 enum { cat, dog, pig };
@@ -23,7 +30,7 @@ describe("trees", []() {
             ts_tree *tree2 = ts_tree_make_leaf(cat);
             AssertThat(ts_tree_equals(tree1, tree2), Equals(1));
             
-            ts_tree *parent2 = ts_tree_make_node(dog, 1, &tree2);
+            ts_tree *parent2 = ts_tree_make_node(dog, 1, tree_array({ tree2 }));
             AssertThat(ts_tree_equals(parent1, parent2), Equals(1));
             
             ts_tree_release(tree2);
@@ -34,10 +41,10 @@ describe("trees", []() {
             ts_tree *different_tree = ts_tree_make_leaf(pig);
             AssertThat(ts_tree_equals(tree1, different_tree), Equals(0));
             
-            ts_tree *different_parent = ts_tree_make_node(dog, 1, &different_tree);
+            ts_tree *different_parent = ts_tree_make_node(dog, 1, tree_array({ different_tree }));
             AssertThat(ts_tree_equals(parent1, different_parent), Equals(0));
             
-            ts_tree *parent_with_same_type = ts_tree_make_node(cat, 1, &different_parent);
+            ts_tree *parent_with_same_type = ts_tree_make_node(cat, 1, tree_array({ different_parent }));
             AssertThat(ts_tree_equals(parent_with_same_type, tree1), Equals(0));
             AssertThat(ts_tree_equals(tree1, parent_with_same_type), Equals(0));
             

src/compiler/build_tables/perform.cpp

@@ -7,8 +7,6 @@
 #include "rules/built_in_symbols.h"
 #include "first_set.h"
 
-#include "stream_methods.h"
-
 namespace tree_sitter {
     using std::pair;
     using std::string;

src/runtime/tree.cpp

@@ -49,7 +49,7 @@ void ts_tree_release(ts_tree *tree) {
         ts_tree **children = tree->data.children.contents;
         for (int i = 0; i < ts_tree_child_count(tree); i++)
             ts_tree_release(children[i]);
-//        free(children);
+        free(children);
         free(tree);
     }
 }