[Feature] Add map:is_signed method

diff --git a/src/lua/lua_map.c b/src/lua/lua_map.c
index ee9695c5159f63d10b4c0d353f2c447d4ad3bc43..fe8f6a836826842580eb5b76e847d6f9634108ba 100644 (file)
--- a/src/lua/lua_map.c
+++ b/src/lua/lua_map.c
@@ -26,11 +26,30 @@
  * @module rspamd_map
  */
 
-/* Radix tree */
+/***
+ * @method map:get_key(in)
+ * Variable method for different types of maps:
+ *
+ * - For hash maps it returns boolean and accepts string
+ * - For kv maps it returns string (or nil) and accepts string
+ * - For radix maps it returns boolean and accepts IP address (as object, string or number)
+ *
+ * @param {vary} in input to check
+ * @return {bool|string} if a value is found then this function returns string or `True` if not - then it returns `nil` or `False`
+ */
 LUA_FUNCTION_DEF (map, get_key);
 
+
+/***
+ * @method map:is_signed()
+ * Returns `True` if a map is signed
+ * @return {bool} signed value
+ */
+LUA_FUNCTION_DEF (map, is_signed);
+
 static const struct luaL_reg maplib_m[] = {
        LUA_INTERFACE_DEF (map, get_key),
+       LUA_INTERFACE_DEF (map, is_signed),
        {"__tostring", rspamd_lua_class_tostring},
        {NULL, NULL}
 };
@@ -429,6 +448,27 @@ lua_map_get_key (lua_State * L)
        return 1;
 }
 
+static int
+lua_map_is_signed (lua_State *L)
+{
+       struct rspamd_lua_map *map = lua_check_map (L);
+       gboolean ret = FALSE;
+
+       if (map != NULL) {
+               if (map->map) {
+                       if (map->map->is_signed) {
+                               ret = TRUE;
+                       }
+               }
+       }
+       else {
+               return luaL_error (L, "invalid arguments");
+       }
+
+       lua_pushboolean (L, ret);
+       return 1;
+}
+
 void
 luaopen_map (lua_State * L)
 {