Add @example tag.

diff --git a/src/lua/lua_trie.c b/src/lua/lua_trie.c
index 9c0781c5e6bd72dab7da3f54bc024d424a1cc694..63b7167566574f09a72c78fd56adcdede8a76294 100644 (file)
--- a/src/lua/lua_trie.c
+++ b/src/lua/lua_trie.c
@@ -34,7 +34,7 @@
  * this algorithm is at most O(n + m + z), where `n` is the length of text, `m` is a length of pattern and `z` is a number of patterns in the text.
  *
  * Here is a typical example of trie usage:
-
+ * @example
 local rspamd_trie = require "rspamd_trie"
 local patterns = {'aab', 'ab', 'bcd\0ef'}