Various minor/cosmetic improvements to code

[rust.git] / src / libsyntax / fold.rs

diff --git a/src/libsyntax/fold.rs b/src/libsyntax/fold.rs
index bec193548e176389edb161ce37aad598fb831653..82f52931cad7cf8536bfbe1d9a0bfd868a4e5cca 100644 (file)
--- a/src/libsyntax/fold.rs
+++ b/src/libsyntax/fold.rs
@@ -229,7 +229,7 @@ fn fold_local(&mut self, l: P<Local>) -> P<Local> {
 
     fn fold_mac(&mut self, _mac: Mac) -> Mac {
         panic!("fold_mac disabled by default");
-        // NB: see note about macros above.
+        // N.B., see note about macros above.
         // if you really want a folder that
         // works on macros, use this
         // definition in your trait impl:
@@ -637,7 +637,7 @@ pub fn noop_fold_token<T: Folder>(t: token::Token, fld: &mut T) -> token::Token
 
 /// apply folder to elements of interpolated nodes
 //
-// NB: this can occur only when applying a fold to partially expanded code, where
+// N.B., this can occur only when applying a fold to partially expanded code, where
 // parsed pieces have gotten implanted ito *other* macro invocations. This is relevant
 // for macro hygiene, but possibly not elsewhere.
 //
@@ -945,7 +945,7 @@ pub fn noop_fold_item_kind<T: Folder>(i: ItemKind, folder: &mut T) -> ItemKind {
         ItemKind::Enum(enum_definition, generics) => {
             let generics = folder.fold_generics(generics);
             let variants = enum_definition.variants.move_map(|x| folder.fold_variant(x));
-            ItemKind::Enum(ast::EnumDef { variants: variants }, generics)
+            ItemKind::Enum(ast::EnumDef { variants }, generics)
         }
         ItemKind::Struct(struct_def, generics) => {
             let generics = folder.fold_generics(generics);