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Migrate enum bench to lookahead

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This commit is contained in:
Erick Tryzelaar
2014-05-24 14:08:35 -07:00
parent 7180d94196
commit cb1b006b0f
3 changed files with 28 additions and 10 deletions
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bench_enum.rs
+5 -3
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@@ -2,7 +2,7 @@ use test::Bencher;
use serialize::{Decoder, Decodable};
use de::{Deserializer, Deserializable};
use de::{Deserializer, Deserializable, Token, End};
//////////////////////////////////////////////////////////////////////////////
@@ -14,8 +14,8 @@ enum Animal {
impl<E, D: Deserializer<E>> Deserializable<E, D> for Animal {
#[inline]
fn deserialize(d: &mut D) -> Result<Animal, E> {
match try!(d.expect_enum_start("Animal", ["Dog", "Frog"])) {
fn deserialize_token(d: &mut D, token: Token) -> Result<Animal, E> {
match try!(d.expect_enum_start(token, "Animal", ["Dog", "Frog"])) {
0 => {
try!(d.expect_end());
Ok(Dog)
@@ -23,7 +23,9 @@ impl<E, D: Deserializer<E>> Deserializable<E, D> for Animal {
1 => {
let x0 = try!(Deserializable::deserialize(d));
let x1 = try!(Deserializable::deserialize(d));
try!(d.expect_end());
Ok(Frog(x0, x1))
}
_ => unreachable!(),