diff --git a/lua/neogen/configurations/rust.lua b/lua/neogen/configurations/rust.lua
index 8e14a58..99d7c63 100644
--- a/lua/neogen/configurations/rust.lua
+++ b/lua/neogen/configurations/rust.lua
@@ -8,8 +8,30 @@ return {
         func = {
             ["function_item"] = {
                 ["0"] = {
-                    extract = function()
-                        return {}
+                    extract = function(node)
+                        local tree = {
+                            {
+                                retrieve = "first",
+                                node_type = "parameters",
+                                subtree = {
+                                    {
+                                        retrieve = "all",
+                                        node_type = "parameter",
+                                        subtree = {
+                                            { retrieve = "first", node_type = "identifier", extract = true },
+                                        },
+                                    },
+                                    {
+                                        retrieve = "all",
+                                        node_type = "type_identifier",
+                                        extract = true,
+                                    },
+                                },
+                            },
+                        }
+                        local nodes = neogen.utilities.nodes:matching_nodes_from(node, tree)
+                        local res = neogen.utilities.extractors:extract_from_matched(nodes)
+                        return res
                     end,
                 },
             },
@@ -52,7 +74,7 @@ return {
     },
 
     template = {
-        annotation_convention = "rustdoc",
+        annotation_convention = "alternative",
         rustdoc = {
             { nil, "! $1", { no_results = true, type = { "file" } } },
             { nil, "", { no_results = true, type = { "file" } } },
@@ -68,8 +90,10 @@ return {
             { nil, "/ $1", { no_results = true, type = { "func", "class" } } },
 
             { nil, "/ $1", { type = { "func", "class" } } },
-            { nil, "/", { type = { "class" } } },
+            { nil, "/", { type = { "class", "func" } } },
             { "field_identifier", "/ * %s: $1", { type = { "class" } } },
+            { "type_identifier", "/ * %s: $1", { type = { "func" } } },
+            { "identifier", "/ * %s: $1", { type = { "func" } } },
         },
     },
 }