syntax: Forbid non-string literals in meta items. #623

src/test/compile-fail/non-str-meta.rs

@@ -0,0 +1,15 @@
+// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// Issue #623 - non-string meta items are not serialized correctly;
+// for now just forbid them
+
+#[foo = 1] //~ ERROR: non-string literals are not allowed in meta-items
+fn main() { }

src/test/run-pass/item-attributes.rs

@@ -174,7 +174,9 @@ mod test_foreign_items {
     }
 }
 
-mod test_literals {
+
+// FIXME #623 - these aren't supported yet
+/*mod test_literals {
     #[str = "s"];
     #[char = 'c'];
     #[int = 100];
@@ -185,7 +187,7 @@ mod test_literals {
     #[nil = ()];
     #[bool = true];
     mod m {}
-}
+}*/
 
 fn test_fn_inner() {
     #[inner_fn_attr];