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Replace StructField with Str/String. 2322ns vs 2982ns

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This commit is contained in:
Erick Tryzelaar 2014-05-26 08:26:34 -07:00
parent 4b8c62828e
commit 8587bb3a4c
2 changed files with 19 additions and 15 deletions
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4
bench_struct.rs
View File

@ -272,7 +272,7 @@ mod deserializer {
use collections::HashMap;
use super::{Outer, Inner, Error, EndOfStream, SyntaxError};
use de::Deserializer;
use de::{Token, Uint, Char, String, Null, TupleStart, StructStart, StructField, SeqStart, MapStart, End, Option};
use de::{Token, Uint, Char, String, Null, TupleStart, StructStart, Str, SeqStart, MapStart, End, Option};
enum State {
OuterState(Outer),
@ -325,7 +325,7 @@ mod deserializer {
self.stack.push(FieldState("a"));
Some(Ok(StructStart("Inner")))
}
Some(FieldState(name)) => Some(Ok(StructField(name))),
Some(FieldState(name)) => Some(Ok(Str(name))),
Some(VecState(value)) => {
self.stack.push(EndState);
let len = value.len();

30
de.rs
View File

@ -28,7 +28,6 @@ pub enum Token {
TupleStart(uint),
StructStart(&'static str),
StructField(&'static str),
EnumStart(&'static str, &'static str),
@ -192,15 +191,20 @@ pub trait Deserializer<E>: Iterator<Result<Token, E>> {
};
match token {
StructField(n) => {
if name == n {
Deserializable::deserialize(self)
} else {
Err(self.syntax_error())
Str(n) => {
if name != n {
return Err(self.syntax_error());
}
}
_ => Err(self.syntax_error()),
String(n) => {
if name != n.as_slice() {
return Err(self.syntax_error());
}
}
_ => { return Err(self.syntax_error()); }
}
Deserializable::deserialize(self)
}
#[inline]
@ -492,7 +496,7 @@ mod tests {
use serialize::Decoder;
use super::{Token, Null, Int, Uint, Str, String, Char, Option};
use super::{TupleStart, StructStart, StructField, EnumStart};
use super::{TupleStart, StructStart, EnumStart};
use super::{SeqStart, MapStart, End};
use super::{Deserializer, Deserializable};
@ -737,7 +741,7 @@ mod tests {
fn test_tokens_struct_empty() {
let tokens = vec!(
StructStart("Outer"),
StructField("inner"),
Str("inner"),
SeqStart(0),
End,
End,
@ -753,16 +757,16 @@ mod tests {
fn test_tokens_struct() {
let tokens = vec!(
StructStart("Outer"),
StructField("inner"),
Str("inner"),
SeqStart(1),
StructStart("Inner"),
StructField("a"),
Str("a"),
Null,
StructField("b"),
Str("b"),
Uint(5),
StructField("c"),
Str("c"),
MapStart(1),
TupleStart(2),
String("abc".to_strbuf()),