Only have doc comment with lua 5.2

Kampfkarren · Jan 20, 2024 · df8a981 · df8a981
1 parent 838461b
commit df8a981
Showing 1 changed file with 13 additions and 9 deletions.
diff --git a/full-moon/src/tokenizer/structs.rs b/full-moon/src/tokenizer/structs.rs
@@ -589,15 +589,19 @@ impl TokenReference {
     /// Returns a symbol with the leading and trailing whitespace,
     /// much like [`TokenReference::symbol`], but only if it's valid
     /// for the given Lua version.
-    /// ```rust
-    /// # use full_moon::tokenizer::{Symbol, TokenReference, TokenType, TokenizerErrorType};
-    /// # use full_moon::LuaVersion;
-    /// # fn main() -> Result<(), Box<TokenizerErrorType>> {
-    /// assert!(TokenReference::symbol_specific_lua_version("goto", LuaVersion::lua51()).is_err());
-    /// assert!(TokenReference::symbol_specific_lua_version("goto", LuaVersion::lua52()).is_ok());
-    /// # Ok(())
-    /// # }
-    /// ```
+    #[cfg_attr(
+        feature = "lua52",
+        doc = r##"
+        ```rust
+        # use full_moon::tokenizer::{Symbol, TokenReference, TokenType, TokenizerErrorType};
+        # use full_moon::LuaVersion;
+        # fn main() -> Result<(), Box<TokenizerErrorType>> {
+        assert!(TokenReference::symbol_specific_lua_version("goto", LuaVersion::lua51()).is_err());
+        assert!(TokenReference::symbol_specific_lua_version("goto", LuaVersion::lua52()).is_ok());
+        # Ok(())
+        # }
+    "##
+    )]
     pub fn symbol_specific_lua_version(
         text: &str,
         lua_version: LuaVersion,