Rust take indentation before comment to next line

rc/filetype/rust.kak

@@ -75,7 +75,7 @@ define-command -hidden rust-indent-on-new-line %~
     evaluate-commands -draft -itersel %<
         # copy // comments prefix and following white spaces
         try %{
-            execute-keys -draft k <a-x> s ^\h*\K//[!/]?\h* <ret> y gh j P
+            execute-keys -draft k <a-x> s ^\h*//[!/]?\h* <ret> y gh j P
         } catch %`
             # preserve previous line indent
             try %{ execute-keys -draft <semicolon> K <a-&> }

test/indent/rust/comment/cmd

@@ -0,0 +1 @@
+c<ret>bar<esc>

test/indent/rust/comment/in

@@ -0,0 +1,8 @@
+    // foo%( )
+
+    //! foo%( )
+
+    /// foo%( )
+
+    println!("hello world"); // foo%( )
+

test/indent/rust/comment/out

@@ -0,0 +1,11 @@
+    // foo
+    // bar
+
+    //! foo
+    //! bar
+
+    /// foo
+    /// bar
+
+    println!("hello world"); // foo
+    bar

test/indent/rust/comment/rc

@@ -0,0 +1,3 @@
+source "%val{runtime}/colors/default.kak"
+source "%val{runtime}/rc/filetype/rust.kak"
+set buffer filetype rust