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Silence unused_variables warning with empty enums

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Deriving Serialize or Deserialize on Void-like enums triggered an
unused_variables warning.
This commit is contained in:
Anthony Ramine
2016-03-30 15:33:02 +02:00
parent b526404707
commit c7c5b50f35
2 changed files with 20 additions and 13 deletions
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serde_codegen/src/ser.rs
+13 -13
View File
@@ -80,7 +80,7 @@ fn serialize_item(
Ok(quote_item!(cx,
impl $impl_generics ::serde::ser::Serialize for $ty $where_clause {
fn serialize<__S>(&self, serializer: &mut __S) -> ::std::result::Result<(), __S::Error>
fn serialize<__S>(&self, _serializer: &mut __S) -> ::std::result::Result<(), __S::Error>
where __S: ::serde::ser::Serializer,
{
$body
@@ -188,7 +188,7 @@ fn serialize_unit_struct(
let type_name = container_attrs.name().serialize_name_expr();
Ok(quote_expr!(cx,
serializer.serialize_unit_struct($type_name)
_serializer.serialize_unit_struct($type_name)
))
}
@@ -199,7 +199,7 @@ fn serialize_newtype_struct(
let type_name = container_attrs.name().serialize_name_expr();
Ok(quote_expr!(cx,
serializer.serialize_newtype_struct($type_name, &self.0)
_serializer.serialize_newtype_struct($type_name, &self.0)
))
}
@@ -229,7 +229,7 @@ fn serialize_tuple_struct(
Ok(quote_expr!(cx, {
$visitor_struct
$visitor_impl
serializer.serialize_tuple_struct($type_name, Visitor {
_serializer.serialize_tuple_struct($type_name, Visitor {
value: self,
state: 0,
_structure_ty: ::std::marker::PhantomData::<&$ty>,
@@ -264,7 +264,7 @@ fn serialize_struct(
Ok(quote_expr!(cx, {
$visitor_struct
$visitor_impl
serializer.serialize_struct($type_name, Visitor {
_serializer.serialize_struct($type_name, Visitor {
value: self,
state: 0,
_structure_ty: ::std::marker::PhantomData::<&$ty>,
@@ -331,7 +331,7 @@ fn serialize_variant(
Ok(quote_arm!(cx,
$pat => {
::serde::ser::Serializer::serialize_unit_variant(
serializer,
_serializer,
$type_name,
$variant_index,
$variant_name,
@@ -350,7 +350,7 @@ fn serialize_variant(
Ok(quote_arm!(cx,
$pat => {
::serde::ser::Serializer::serialize_newtype_variant(
serializer,
_serializer,
$type_name,
$variant_index,
$variant_name,
@@ -473,7 +473,7 @@ fn serialize_tuple_variant(
quote_expr!(cx, {
$visitor_struct
$visitor_impl
serializer.serialize_tuple_variant($type_name, $variant_index, $variant_name, Visitor {
_serializer.serialize_tuple_variant($type_name, $variant_index, $variant_name, Visitor {
value: $value_expr,
state: 0,
_structure_ty: ::std::marker::PhantomData::<&$structure_ty>,
@@ -557,7 +557,7 @@ fn serialize_struct_variant(
$variant_struct
$visitor_struct
$visitor_impl
serializer.serialize_struct_variant(
_serializer.serialize_struct_variant(
$container_name,
$variant_index,
$variant_name,
@@ -582,7 +582,7 @@ fn serialize_tuple_struct_visitor(
let arms: Vec<ast::Arm> = (0 .. fields)
.map(|i| {
let expr = builder.expr().method_call(serializer_method)
.id("serializer")
.id("_serializer")
.arg().ref_().tup_field(i).field("value").self_()
.build();
@@ -620,7 +620,7 @@ fn serialize_tuple_struct_visitor(
for Visitor $visitor_generics
$where_clause {
#[inline]
fn visit<S>(&mut self, serializer: &mut S) -> ::std::result::Result<Option<()>, S::Error>
fn visit<S>(&mut self, _serializer: &mut S) -> ::std::result::Result<Option<()>, S::Error>
where S: ::serde::ser::Serializer
{
match self.state {
@@ -672,7 +672,7 @@ fn serialize_struct_visitor(
};
let expr = quote_expr!(cx,
serializer.$serializer_method($key_expr, $field_expr)
_serializer.$serializer_method($key_expr, $field_expr)
);
quote_arm!(cx,
@@ -725,7 +725,7 @@ fn serialize_struct_visitor(
for Visitor $visitor_generics
$where_clause {
#[inline]
fn visit<S>(&mut self, serializer: &mut S) -> ::std::result::Result<Option<()>, S::Error>
fn visit<S>(&mut self, _serializer: &mut S) -> ::std::result::Result<Option<()>, S::Error>
where S: ::serde::ser::Serializer,
{
loop {