diff options
Diffstat (limited to 'src/libsyntax/ext/deriving/generic/mod.rs')
| -rw-r--r-- | src/libsyntax/ext/deriving/generic/mod.rs | 42 |
1 files changed, 21 insertions, 21 deletions
diff --git a/src/libsyntax/ext/deriving/generic/mod.rs b/src/libsyntax/ext/deriving/generic/mod.rs index f878cb5ca8b..b912ed34ae0 100644 --- a/src/libsyntax/ext/deriving/generic/mod.rs +++ b/src/libsyntax/ext/deriving/generic/mod.rs @@ -367,7 +367,7 @@ impl<'a> TraitDef<'a> { "allow" | "warn" | "deny" | "forbid" => true, _ => false, } - }).map(|a| a.clone())); + }).cloned()); push(P(ast::Item { attrs: attrs, ..(*newitem).clone() @@ -410,7 +410,7 @@ impl<'a> TraitDef<'a> { let mut ty_params = ty_params.into_vec(); // Copy the lifetimes - lifetimes.extend(generics.lifetimes.iter().map(|l| (*l).clone())); + lifetimes.extend(generics.lifetimes.iter().cloned()); // Create the type parameters. ty_params.extend(generics.ty_params.iter().map(|ty_param| { @@ -445,14 +445,14 @@ impl<'a> TraitDef<'a> { span: self.span, bound_lifetimes: wb.bound_lifetimes.clone(), bounded_ty: wb.bounded_ty.clone(), - bounds: OwnedSlice::from_vec(wb.bounds.iter().map(|b| b.clone()).collect()) + bounds: OwnedSlice::from_vec(wb.bounds.iter().cloned().collect()) }) } ast::WherePredicate::RegionPredicate(ref rb) => { ast::WherePredicate::RegionPredicate(ast::WhereRegionPredicate { span: self.span, lifetime: rb.lifetime, - bounds: rb.bounds.iter().map(|b| b.clone()).collect() + bounds: rb.bounds.iter().cloned().collect() }) } ast::WherePredicate::EqPredicate(ref we) => { @@ -500,7 +500,7 @@ impl<'a> TraitDef<'a> { let opt_trait_ref = Some(trait_ref); let ident = ast_util::impl_pretty_name(&opt_trait_ref, &*self_type); let mut a = vec![attr]; - a.extend(self.attributes.iter().map(|a| a.clone())); + a.extend(self.attributes.iter().cloned()); cx.item( self.span, ident, @@ -536,15 +536,15 @@ impl<'a> TraitDef<'a> { self, struct_def, type_ident, - &self_args[], - &nonself_args[]) + &self_args[..], + &nonself_args[..]) } else { method_def.expand_struct_method_body(cx, self, struct_def, type_ident, - &self_args[], - &nonself_args[]) + &self_args[..], + &nonself_args[..]) }; method_def.create_method(cx, @@ -576,15 +576,15 @@ impl<'a> TraitDef<'a> { self, enum_def, type_ident, - &self_args[], - &nonself_args[]) + &self_args[..], + &nonself_args[..]) } else { method_def.expand_enum_method_body(cx, self, enum_def, type_ident, self_args, - &nonself_args[]) + &nonself_args[..]) }; method_def.create_method(cx, @@ -934,22 +934,22 @@ impl<'a> MethodDef<'a> { .collect::<Vec<String>>(); let self_arg_idents = self_arg_names.iter() - .map(|name|cx.ident_of(&name[])) + .map(|name|cx.ident_of(&name[..])) .collect::<Vec<ast::Ident>>(); // The `vi_idents` will be bound, solely in the catch-all, to // a series of let statements mapping each self_arg to a usize // corresponding to its variant index. let vi_idents: Vec<ast::Ident> = self_arg_names.iter() - .map(|name| { let vi_suffix = format!("{}_vi", &name[]); - cx.ident_of(&vi_suffix[]) }) + .map(|name| { let vi_suffix = format!("{}_vi", &name[..]); + cx.ident_of(&vi_suffix[..]) }) .collect::<Vec<ast::Ident>>(); // Builds, via callback to call_substructure_method, the // delegated expression that handles the catch-all case, // using `__variants_tuple` to drive logic if necessary. let catch_all_substructure = EnumNonMatchingCollapsed( - self_arg_idents, &variants[], &vi_idents[]); + self_arg_idents, &variants[..], &vi_idents[..]); // These arms are of the form: // (Variant1, Variant1, ...) => Body1 @@ -976,7 +976,7 @@ impl<'a> MethodDef<'a> { idents }; for self_arg_name in self_arg_names.tail() { - let (p, idents) = mk_self_pat(cx, &self_arg_name[]); + let (p, idents) = mk_self_pat(cx, &self_arg_name[..]); subpats.push(p); self_pats_idents.push(idents); } @@ -1032,7 +1032,7 @@ impl<'a> MethodDef<'a> { &**variant, field_tuples); let arm_expr = self.call_substructure_method( - cx, trait_, type_ident, &self_args[], nonself_args, + cx, trait_, type_ident, &self_args[..], nonself_args, &substructure); cx.arm(sp, vec![single_pat], arm_expr) @@ -1085,7 +1085,7 @@ impl<'a> MethodDef<'a> { } let arm_expr = self.call_substructure_method( - cx, trait_, type_ident, &self_args[], nonself_args, + cx, trait_, type_ident, &self_args[..], nonself_args, &catch_all_substructure); // Builds the expression: @@ -1391,7 +1391,7 @@ pub fn cs_fold<F>(use_foldl: bool, } }, EnumNonMatchingCollapsed(ref all_args, _, tuple) => - enum_nonmatch_f(cx, trait_span, (&all_args[], tuple), + enum_nonmatch_f(cx, trait_span, (&all_args[..], tuple), substructure.nonself_args), StaticEnum(..) | StaticStruct(..) => { cx.span_bug(trait_span, "static function in `derive`") @@ -1431,7 +1431,7 @@ pub fn cs_same_method<F>(f: F, f(cx, trait_span, called) }, EnumNonMatchingCollapsed(ref all_self_args, _, tuple) => - enum_nonmatch_f(cx, trait_span, (&all_self_args[], tuple), + enum_nonmatch_f(cx, trait_span, (&all_self_args[..], tuple), substructure.nonself_args), StaticEnum(..) | StaticStruct(..) => { cx.span_bug(trait_span, "static function in `derive`") |