feat: implement router free function

src/http/lnm_http_route.c

@@ -12,6 +12,15 @@ lnm_err lnm_http_route_init(lnm_http_route **out) {
   return lnm_err_ok;
 }
 
+void lnm_http_route_free(lnm_http_route *route) {
+  if (route == NULL) {
+    return;
+  }
+
+  lnm_http_route_segment_trie_free(route->key_segments);
+  free(route);
+}
+
 lnm_err lnm_http_route_segment_trie_init(lnm_http_route_segment_trie **out) {
   lnm_http_route_segment_trie *trie =
       calloc(1, sizeof(lnm_http_route_segment_trie));

src/http/lnm_http_router.c

@@ -15,13 +15,22 @@ lnm_err lnm_http_router_init(lnm_http_router **out) {
   return lnm_err_ok;
 }
 
-void lnm_http_route_free(lnm_http_route *route) {
-  if (route == NULL) {
+void lnm_http_router_free(lnm_http_router *router) {
+  if (router == NULL) {
     return;
   }
 
-  lnm_http_route_segment_trie_free(route->key_segments);
-  free(route);
+  for (size_t i = 0; i < 128; i++) {
+    lnm_http_router_free(router->exact_children[i]);
+  }
+
+  lnm_http_router_free(router->single_segment_child);
+
+  for (size_t i = 0; i < lnm_http_method_total; i++) {
+    lnm_http_route_free(router->routes[i]);
+  }
+
+  free(router);
 }
 
 static bool is_ascii(const char *s) {

test/routing.c

@@ -4,7 +4,7 @@
 
 void test_routing_simple() {
   lnm_http_router *router;
-  lnm_http_router_init(&router);
+  TEST_CHECK(lnm_http_router_init(&router) == lnm_err_ok);
 
   TEST_CHECK(lnm_http_router_add(NULL, router, lnm_http_method_get, "/test") == lnm_err_ok);
   TEST_CHECK(lnm_http_router_add(NULL, router, lnm_http_method_get, "/test/test2") == lnm_err_ok);
@@ -37,6 +37,8 @@ void test_routing_simple() {
   TEST_CHECK((segment = lnm_http_route_match_get(&match, "hello")) != NULL);
   TEST_CHECK(segment->start == 6);
   TEST_CHECK(segment->len == 8);
+
+  lnm_http_router_free(router);
 }
 
 TEST_LIST = {