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Fix clippy warnings

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This commit is contained in:
Osspial 2018-04-12 18:19:18 -04:00
parent 4415d10c61
commit 629bf7b354
1 changed files with 7 additions and 6 deletions
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13
serde_derive/src/bound.rs
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@ -65,18 +65,19 @@ where
.all_fields()
.flat_map(|field| {
let field_ty = field.ty;
let matching_generic = |t: &syn::PathSegment, g| match g {
&syn::GenericParam::Type(ref generic_ty)
let matching_generic = |t: &syn::PathSegment, g: &syn::GenericParam| match *g {
syn::GenericParam::Type(ref generic_ty)
if generic_ty.ident == t.ident => true,
_ => false
};
let mut field_bound: Option<syn::WherePredicate> = None;
if let &syn::Type::Path(ref ty_path) = field_ty {
if let syn::Type::Path(ref ty_path) = *field_ty {
field_bound = match (gen_bound_where(&field.attrs), ty_path.path.segments.first()) {
(true, Some(syn::punctuated::Pair::Punctuated(ref t, _)))
if generics.params.iter().fold(false, |b, g| b || matching_generic(t, g))
=> Some(parse_quote!(#field_ty: #trait_bound)),
(true, Some(syn::punctuated::Pair::Punctuated(ref t, _))) =>
if generics.params.iter().any(|g| matching_generic(t, g)) {
Some(parse_quote!(#field_ty: #trait_bound))
} else {None},
(_, _) => None
};
}