Don't generate unit tuple in clone macro as default-return value

gtk-rs · Jul 22, 2023 · 64fcdbd · 64fcdbd
1 parent dcc735f
commit 64fcdbd
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/glib-macros/src/clone.rs b/glib-macros/src/clone.rs
@@ -195,6 +195,7 @@ let {0} = match {1}::clone::Upgrade::upgrade(&{0}) {{
                 )
             }
             (BorrowKind::Weak, Some(WrapperKind::DefaultReturn(ref r))) => {
+                let not_unit_ret = r.chars().any(|c| c != '(' && c != ')');
                 format!(
                     "\
 let {0} = match {1}::clone::Upgrade::upgrade(&{0}) {{
@@ -210,7 +211,7 @@ let {0} = match {1}::clone::Upgrade::upgrade(&{0}) {{
 }};",
                     name,
                     crate_ident_new(),
-                    r,
+                    if not_unit_ret { r } else { "" },
                 )
             }
             (BorrowKind::Weak, None) => {