From 8c298e97a56c9c83288fa8347eaddf9e18f8b992 Mon Sep 17 00:00:00 2001
From: Sylvestre Ledru <sylvestre@debian.org>
Date: Fri, 21 Jan 2022 23:14:05 +0100
Subject: [PATCH] expr: Fix a warning in the doc generation (#2900)

```
warning: this URL is not a hyperlink
```
---
 src/uu/expr/src/syntax_tree.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/uu/expr/src/syntax_tree.rs b/src/uu/expr/src/syntax_tree.rs
index ff49ea57e..dd90fd0aa 100644
--- a/src/uu/expr/src/syntax_tree.rs
+++ b/src/uu/expr/src/syntax_tree.rs
@@ -7,7 +7,7 @@
 
 //!
 //! Here we employ shunting-yard algorithm for building AST from tokens according to operators' precedence and associative-ness.
-//! * https://en.wikipedia.org/wiki/Shunting-yard_algorithm
+//! * `<https://en.wikipedia.org/wiki/Shunting-yard_algorithm>`
 //!
 
 // spell-checker:ignore (ToDO) binop binops ints paren prec