rollup merge of #19812: frewsxcv/expansion-include-enum

[rust.git] / src / libsyntax / ext / deriving / cmp / totalord.rs

diff --git a/src/libsyntax/ext/deriving/cmp/totalord.rs b/src/libsyntax/ext/deriving/cmp/totalord.rs
index bb9670c8e81f499403d699ca3aa5641ced37d7b0..65a4c569b44b64b3cc936164303c9d81d21172b6 100644 (file)
--- a/src/libsyntax/ext/deriving/cmp/totalord.rs
+++ b/src/libsyntax/ext/deriving/cmp/totalord.rs
@@ -18,11 +18,13 @@
 use parse::token::InternedString;
 use ptr::P;
 
-pub fn expand_deriving_totalord(cx: &mut ExtCtxt,
-                                span: Span,
-                                mitem: &MetaItem,
-                                item: &Item,
-                                push: |P<Item>|) {
+pub fn expand_deriving_totalord<F>(cx: &mut ExtCtxt,
+                                   span: Span,
+                                   mitem: &MetaItem,
+                                   item: &Item,
+                                   push: F) where
+    F: FnOnce(P<Item>),
+{
     let inline = cx.meta_word(span, InternedString::new("inline"));
     let attrs = vec!(cx.attribute(span, inline));
     let trait_def = TraitDef {