From 2f586b9687e5c33d9d3b8eccfc309f65d2a9f4e9 Mon Sep 17 00:00:00 2001 From: Kevin Butler Date: Fri, 13 Feb 2015 07:33:44 +0000 Subject: Opt for .cloned() over .map(|x| x.clone()) etc. --- src/libsyntax/print/pprust.rs | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'src/libsyntax/print') diff --git a/src/libsyntax/print/pprust.rs b/src/libsyntax/print/pprust.rs index 583095e1574..8f1acde1546 100644 --- a/src/libsyntax/print/pprust.rs +++ b/src/libsyntax/print/pprust.rs @@ -983,15 +983,14 @@ impl<'a> State<'a> { try!(self.word_nbsp("trait")); try!(self.print_ident(item.ident)); try!(self.print_generics(generics)); - let bounds: Vec<_> = bounds.iter().map(|b| b.clone()).collect(); let mut real_bounds = Vec::with_capacity(bounds.len()); - for b in bounds { - if let TraitTyParamBound(ref ptr, ast::TraitBoundModifier::Maybe) = b { + for b in bounds.iter() { + if let TraitTyParamBound(ref ptr, ast::TraitBoundModifier::Maybe) = *b { try!(space(&mut self.s)); try!(self.word_space("for ?")); try!(self.print_trait_ref(&ptr.trait_ref)); } else { - real_bounds.push(b); + real_bounds.push(b.clone()); } } try!(self.print_bounds(":", &real_bounds[])); -- cgit 1.4.1-3-g733a5