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Remove if !false { ... } from generated serialization code

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This commit is contained in:
David Tolnay
2016-09-02 17:22:58 -07:00
parent 248d937f9a
commit 869ebd9e4e
1 changed files with 18 additions and 14 deletions
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serde_codegen/src/ser.rs
+18 -14
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@@ -532,19 +532,21 @@ fn serialize_tuple_struct_visitor(
};
let skip = field.attrs.skip_serializing_if()
.map(|path| quote_expr!(cx, $path($field_expr)))
.unwrap_or(quote_expr!(cx, false));
.map(|path| quote_expr!(cx, $path($field_expr)));
if let Some(path) = field.attrs.serialize_with() {
field_expr = wrap_serialize_with(cx, builder,
&structure_ty, generics, &field.ty, path, field_expr);
}
quote_stmt!(cx,
if !$skip {
try!(_serializer.$func(&mut state, $field_expr));
}
).unwrap()
let ser = quote_stmt!(cx,
try!(_serializer.$func(&mut state, $field_expr));
).unwrap();
match skip {
None => ser,
Some(skip) => quote_stmt!(cx, if !$skip { $ser }).unwrap(),
}
})
.collect()
}
@@ -571,19 +573,21 @@ fn serialize_struct_visitor(
let key_expr = name_expr(builder, field.attrs.name());
let skip = field.attrs.skip_serializing_if()
.map(|path| quote_expr!(cx, $path($field_expr)))
.unwrap_or(quote_expr!(cx, false));
.map(|path| quote_expr!(cx, $path($field_expr)));
if let Some(path) = field.attrs.serialize_with() {
field_expr = wrap_serialize_with(cx, builder,
&structure_ty, generics, &field.ty, path, field_expr)
}
quote_stmt!(cx,
if !$skip {
try!(_serializer.$func(&mut state, $key_expr, $field_expr));
}
).unwrap()
let ser = quote_stmt!(cx,
try!(_serializer.$func(&mut state, $key_expr, $field_expr));
).unwrap();
match skip {
None => ser,
Some(skip) => quote_stmt!(cx, if !$skip { $ser }).unwrap(),
}
})
.collect()
}