2015-02-06 08:21:51 -06:00
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use std::fmt::Debug;
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2014-05-23 22:41:29 -05:00
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use test::Bencher;
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2015-01-04 19:18:50 -06:00
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use rustc_serialize::{Decoder, Decodable};
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2014-05-23 22:41:29 -05:00
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2015-05-18 01:23:12 -05:00
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use serde;
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2014-11-13 09:54:44 -06:00
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use serde::de::{Deserializer, Deserialize};
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2014-05-23 22:41:29 -05:00
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//////////////////////////////////////////////////////////////////////////////
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2015-02-06 08:21:51 -06:00
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#[derive(PartialEq, Debug)]
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2014-10-06 23:44:01 -05:00
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pub enum Error {
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EndOfStreamError,
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SyntaxError,
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2015-03-09 00:56:33 -05:00
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}
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impl serde::de::Error for Error {
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2015-08-07 10:08:56 -05:00
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fn syntax(_: &str) -> Error { Error::SyntaxError }
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2015-08-06 19:47:44 -05:00
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fn end_of_stream() -> Error { Error::EndOfStreamError }
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2015-03-09 00:56:33 -05:00
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2015-08-06 19:47:44 -05:00
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fn unknown_field(_: &str) -> Error { Error::SyntaxError }
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2015-04-12 02:30:20 -05:00
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2015-08-06 19:47:44 -05:00
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fn missing_field(_: &'static str) -> Error { Error::SyntaxError }
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2014-05-23 22:41:29 -05:00
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}
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//////////////////////////////////////////////////////////////////////////////
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mod decoder {
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use std::vec;
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2015-01-04 19:18:50 -06:00
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use rustc_serialize;
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2014-05-23 22:41:29 -05:00
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2014-11-22 18:27:01 -06:00
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use super::Error;
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2014-05-23 22:41:29 -05:00
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2015-03-09 00:56:33 -05:00
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pub struct UsizeDecoder {
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len: usize,
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iter: vec::IntoIter<usize>,
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2014-05-23 22:41:29 -05:00
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}
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2015-03-09 00:56:33 -05:00
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impl UsizeDecoder {
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2014-05-23 22:41:29 -05:00
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#[inline]
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pub fn new(values: Vec<usize>) -> UsizeDecoder {
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UsizeDecoder {
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len: values.len(),
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2014-09-29 20:58:22 -05:00
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iter: values.into_iter(),
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2014-05-23 22:41:29 -05:00
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}
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}
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}
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2015-03-09 00:56:33 -05:00
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impl rustc_serialize::Decoder for UsizeDecoder {
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2015-01-07 09:51:59 -06:00
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type Error = Error;
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2015-03-09 00:56:33 -05:00
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fn error(&mut self, _: &str) -> Error { Error::SyntaxError }
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2014-08-02 11:25:44 -05:00
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2014-05-23 22:41:29 -05:00
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// Primitive types:
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fn read_nil(&mut self) -> Result<(), Error> { Err(Error::SyntaxError) }
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#[inline]
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fn read_usize(&mut self) -> Result<usize, Error> {
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match self.iter.next() {
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Some(value) => Ok(value),
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None => Err(Error::EndOfStreamError),
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}
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}
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fn read_u64(&mut self) -> Result<u64, Error> { Err(Error::SyntaxError) }
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fn read_u32(&mut self) -> Result<u32, Error> { Err(Error::SyntaxError) }
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fn read_u16(&mut self) -> Result<u16, Error> { Err(Error::SyntaxError) }
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fn read_u8(&mut self) -> Result<u8, Error> { Err(Error::SyntaxError) }
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fn read_isize(&mut self) -> Result<isize, Error> { Err(Error::SyntaxError) }
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fn read_i64(&mut self) -> Result<i64, Error> { Err(Error::SyntaxError) }
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fn read_i32(&mut self) -> Result<i32, Error> { Err(Error::SyntaxError) }
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fn read_i16(&mut self) -> Result<i16, Error> { Err(Error::SyntaxError) }
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fn read_i8(&mut self) -> Result<i8, Error> { Err(Error::SyntaxError) }
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fn read_bool(&mut self) -> Result<bool, Error> { Err(Error::SyntaxError) }
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fn read_f64(&mut self) -> Result<f64, Error> { Err(Error::SyntaxError) }
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fn read_f32(&mut self) -> Result<f32, Error> { Err(Error::SyntaxError) }
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fn read_char(&mut self) -> Result<char, Error> { Err(Error::SyntaxError) }
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fn read_str(&mut self) -> Result<String, Error> { Err(Error::SyntaxError) }
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2014-05-23 22:41:29 -05:00
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// Compound types:
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2014-12-18 01:00:05 -06:00
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fn read_enum<T, F>(&mut self, _name: &str, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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Err(Error::SyntaxError)
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}
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fn read_enum_variant<T, F>(&mut self, _names: &[&str], _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder, usize) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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Err(Error::SyntaxError)
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}
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2015-02-06 07:14:35 -06:00
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fn read_enum_variant_arg<T, F>(&mut self, _a_idx: usize, _f: F) -> Result<T, Error> where
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2015-03-09 00:56:33 -05:00
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F: FnOnce(&mut UsizeDecoder) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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Err(Error::SyntaxError)
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}
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fn read_enum_struct_variant<T, F>(&mut self, _names: &[&str], _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder, usize) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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Err(Error::SyntaxError)
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}
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2015-02-06 07:14:35 -06:00
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fn read_enum_struct_variant_field<T, F>(&mut self, _f_name: &str, _f_idx: usize, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder) -> Result<T, Error>,
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{
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Err(Error::SyntaxError)
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}
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2015-02-06 07:14:35 -06:00
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fn read_struct<T, F>(&mut self, _s_name: &str, _len: usize, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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Err(Error::SyntaxError)
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}
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2015-02-06 07:14:35 -06:00
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fn read_struct_field<T, F>(&mut self, _f_name: &str, _f_idx: usize, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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Err(Error::SyntaxError)
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}
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2015-02-06 07:14:35 -06:00
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fn read_tuple<T, F>(&mut self, _len: usize, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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Err(Error::SyntaxError)
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}
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2015-02-06 07:14:35 -06:00
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fn read_tuple_arg<T, F>(&mut self, _a_idx: usize, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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Err(Error::SyntaxError)
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}
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2015-02-06 07:14:35 -06:00
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fn read_tuple_struct<T, F>(&mut self, _s_name: &str, _len: usize, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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Err(Error::SyntaxError)
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}
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2015-02-06 07:14:35 -06:00
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fn read_tuple_struct_arg<T, F>(&mut self, _a_idx: usize, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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Err(Error::SyntaxError)
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}
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2014-05-23 22:41:29 -05:00
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// Specialized types:
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fn read_option<T, F>(&mut self, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder, bool) -> Result<T, Error>,
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{
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Err(Error::SyntaxError)
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}
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#[inline]
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fn read_seq<T, F>(&mut self, f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder, usize) -> Result<T, Error>,
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{
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2014-06-22 15:51:50 -05:00
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let len = self.len;
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f(self, len)
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}
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#[inline]
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fn read_seq_elt<T, F>(&mut self, _idx: usize, f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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f(self)
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}
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2014-12-18 01:00:05 -06:00
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fn read_map<T, F>(&mut self, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder, usize) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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2015-03-09 00:56:33 -05:00
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Err(Error::SyntaxError)
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2014-12-18 01:00:05 -06:00
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}
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2015-02-06 07:14:35 -06:00
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fn read_map_elt_key<T, F>(&mut self, _idx: usize, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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2015-03-09 00:56:33 -05:00
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Err(Error::SyntaxError)
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2014-12-18 01:00:05 -06:00
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}
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2015-02-06 07:14:35 -06:00
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fn read_map_elt_val<T, F>(&mut self, _idx: usize, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut UsizeDecoder) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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2015-03-09 00:56:33 -05:00
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Err(Error::SyntaxError)
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2014-12-18 01:00:05 -06:00
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}
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2014-05-25 01:33:18 -05:00
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}
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pub struct U8Decoder {
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len: usize,
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2014-12-23 09:43:17 -06:00
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iter: vec::IntoIter<u8>,
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2014-05-25 01:33:18 -05:00
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}
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impl U8Decoder {
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#[inline]
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pub fn new(values: Vec<u8>) -> U8Decoder {
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U8Decoder {
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len: values.len(),
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2014-09-29 20:58:22 -05:00
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iter: values.into_iter(),
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2014-05-25 01:33:18 -05:00
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}
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}
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}
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2015-01-07 09:51:59 -06:00
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impl rustc_serialize::Decoder for U8Decoder {
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type Error = Error;
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2015-03-09 00:56:33 -05:00
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fn error(&mut self, _: &str) -> Error { Error::SyntaxError }
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2014-08-02 11:25:44 -05:00
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2014-05-25 01:33:18 -05:00
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// Primitive types:
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2015-03-09 00:56:33 -05:00
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fn read_nil(&mut self) -> Result<(), Error> { Err(Error::SyntaxError) }
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fn read_usize(&mut self) -> Result<usize, Error> { Err(Error::SyntaxError) }
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fn read_u64(&mut self) -> Result<u64, Error> { Err(Error::SyntaxError) }
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fn read_u32(&mut self) -> Result<u32, Error> { Err(Error::SyntaxError) }
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fn read_u16(&mut self) -> Result<u16, Error> { Err(Error::SyntaxError) }
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2014-05-25 01:33:18 -05:00
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#[inline]
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fn read_u8(&mut self) -> Result<u8, Error> {
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match self.iter.next() {
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Some(value) => Ok(value),
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None => Err(Error::EndOfStreamError),
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2014-05-25 01:33:18 -05:00
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}
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}
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#[inline]
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2015-03-09 00:56:33 -05:00
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fn read_isize(&mut self) -> Result<isize, Error> { Err(Error::SyntaxError) }
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fn read_i64(&mut self) -> Result<i64, Error> { Err(Error::SyntaxError) }
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fn read_i32(&mut self) -> Result<i32, Error> { Err(Error::SyntaxError) }
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fn read_i16(&mut self) -> Result<i16, Error> { Err(Error::SyntaxError) }
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fn read_i8(&mut self) -> Result<i8, Error> { Err(Error::SyntaxError) }
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fn read_bool(&mut self) -> Result<bool, Error> { Err(Error::SyntaxError) }
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fn read_f64(&mut self) -> Result<f64, Error> { Err(Error::SyntaxError) }
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fn read_f32(&mut self) -> Result<f32, Error> { Err(Error::SyntaxError) }
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fn read_char(&mut self) -> Result<char, Error> { Err(Error::SyntaxError) }
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fn read_str(&mut self) -> Result<String, Error> { Err(Error::SyntaxError) }
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2014-05-25 01:33:18 -05:00
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// Compound types:
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fn read_enum<T, F>(&mut self, _name: &str, _f: F) -> Result<T, Error> where
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F: FnOnce(&mut U8Decoder) -> Result<T, Error>,
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{
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Err(Error::SyntaxError)
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}
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fn read_enum_variant<T, F>(&mut self, _names: &[&str], _f: F) -> Result<T, Error> where
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F: FnOnce(&mut U8Decoder, usize) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
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Err(Error::SyntaxError)
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}
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2015-02-06 07:14:35 -06:00
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fn read_enum_variant_arg<T, F>(&mut self, _a_idx: usize, _f: F) -> Result<T, Error> where
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2014-12-18 01:00:05 -06:00
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F: FnOnce(&mut U8Decoder) -> Result<T, Error>,
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{
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Err(Error::SyntaxError)
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}
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fn read_enum_struct_variant<T, F>(&mut self, _names: &[&str], _f: F) -> Result<T, Error> where
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2015-02-06 07:14:35 -06:00
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F: FnOnce(&mut U8Decoder, usize) -> Result<T, Error>,
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2014-12-18 01:00:05 -06:00
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{
|
|
|
|
Err(Error::SyntaxError)
|
|
|
|
}
|
|
|
|
|
2015-02-06 07:14:35 -06:00
|
|
|
fn read_enum_struct_variant_field<T, F>(&mut self, _f_name: &str, _f_idx: usize, _f: F) -> Result<T, Error> where
|
2014-12-18 01:00:05 -06:00
|
|
|
F: FnOnce(&mut U8Decoder) -> Result<T, Error>,
|
|
|
|
{
|
|
|
|
Err(Error::SyntaxError)
|
|
|
|
}
|
|
|
|
|
2015-02-06 07:14:35 -06:00
|
|
|
fn read_struct<T, F>(&mut self, _s_name: &str, _len: usize, _f: F) -> Result<T, Error> where
|
2014-12-18 01:00:05 -06:00
|
|
|
F: FnOnce(&mut U8Decoder) -> Result<T, Error>,
|
|
|
|
{
|
|
|
|
Err(Error::SyntaxError)
|
|
|
|
}
|
|
|
|
|
2015-02-06 07:14:35 -06:00
|
|
|
fn read_struct_field<T, F>(&mut self, _f_name: &str, _f_idx: usize, _f: F) -> Result<T, Error> where
|
2014-12-18 01:00:05 -06:00
|
|
|
F: FnOnce(&mut U8Decoder) -> Result<T, Error>,
|
|
|
|
{
|
|
|
|
Err(Error::SyntaxError)
|
|
|
|
}
|
|
|
|
|
2015-02-06 07:14:35 -06:00
|
|
|
fn read_tuple<T, F>(&mut self, _len: usize, _f: F) -> Result<T, Error> where
|
2014-12-18 01:00:05 -06:00
|
|
|
F: FnOnce(&mut U8Decoder) -> Result<T, Error>,
|
|
|
|
{
|
|
|
|
Err(Error::SyntaxError)
|
|
|
|
}
|
|
|
|
|
2015-02-06 07:14:35 -06:00
|
|
|
fn read_tuple_arg<T, F>(&mut self, _a_idx: usize, _f: F) -> Result<T, Error> where
|
2014-12-18 01:00:05 -06:00
|
|
|
F: FnOnce(&mut U8Decoder) -> Result<T, Error>,
|
|
|
|
{
|
|
|
|
Err(Error::SyntaxError)
|
|
|
|
}
|
|
|
|
|
2015-02-06 07:14:35 -06:00
|
|
|
fn read_tuple_struct<T, F>(&mut self, _s_name: &str, _len: usize, _f: F) -> Result<T, Error> where
|
2014-12-18 01:00:05 -06:00
|
|
|
F: FnOnce(&mut U8Decoder) -> Result<T, Error>,
|
|
|
|
{
|
|
|
|
Err(Error::SyntaxError)
|
|
|
|
}
|
|
|
|
|
2015-02-06 07:14:35 -06:00
|
|
|
fn read_tuple_struct_arg<T, F>(&mut self, _a_idx: usize, _f: F) -> Result<T, Error> where
|
2014-12-18 01:00:05 -06:00
|
|
|
F: FnOnce(&mut U8Decoder) -> Result<T, Error>,
|
|
|
|
{
|
|
|
|
Err(Error::SyntaxError)
|
|
|
|
}
|
2014-05-25 01:33:18 -05:00
|
|
|
|
|
|
|
// Specialized types:
|
2014-12-18 01:00:05 -06:00
|
|
|
fn read_option<T, F>(&mut self, _f: F) -> Result<T, Error> where
|
|
|
|
F: FnOnce(&mut U8Decoder, bool) -> Result<T, Error>,
|
|
|
|
{
|
2015-03-09 00:56:33 -05:00
|
|
|
Err(Error::SyntaxError)
|
2014-12-18 01:00:05 -06:00
|
|
|
}
|
2014-05-25 01:33:18 -05:00
|
|
|
|
|
|
|
#[inline]
|
2014-12-18 01:00:05 -06:00
|
|
|
fn read_seq<T, F>(&mut self, f: F) -> Result<T, Error> where
|
2015-02-06 07:14:35 -06:00
|
|
|
F: FnOnce(&mut U8Decoder, usize) -> Result<T, Error>,
|
2014-12-18 01:00:05 -06:00
|
|
|
{
|
2014-06-22 15:51:50 -05:00
|
|
|
let len = self.len;
|
|
|
|
f(self, len)
|
2014-05-25 01:33:18 -05:00
|
|
|
}
|
|
|
|
#[inline]
|
2015-02-06 07:14:35 -06:00
|
|
|
fn read_seq_elt<T, F>(&mut self, _idx: usize, f: F) -> Result<T, Error> where
|
2014-12-18 01:00:05 -06:00
|
|
|
F: FnOnce(&mut U8Decoder) -> Result<T, Error>,
|
|
|
|
{
|
2014-05-25 01:33:18 -05:00
|
|
|
f(self)
|
|
|
|
}
|
|
|
|
|
2014-12-18 01:00:05 -06:00
|
|
|
fn read_map<T, F>(&mut self, _f: F) -> Result<T, Error> where
|
2015-02-06 07:14:35 -06:00
|
|
|
F: FnOnce(&mut U8Decoder, usize) -> Result<T, Error>,
|
2014-12-18 01:00:05 -06:00
|
|
|
{
|
2015-03-09 00:56:33 -05:00
|
|
|
Err(Error::SyntaxError)
|
2014-12-18 01:00:05 -06:00
|
|
|
}
|
|
|
|
|
2015-02-06 07:14:35 -06:00
|
|
|
fn read_map_elt_key<T, F>(&mut self, _idx: usize, _f: F) -> Result<T, Error> where
|
2014-12-18 01:00:05 -06:00
|
|
|
F: FnOnce(&mut U8Decoder) -> Result<T, Error>,
|
|
|
|
{
|
2015-03-09 00:56:33 -05:00
|
|
|
Err(Error::SyntaxError)
|
2014-12-18 01:00:05 -06:00
|
|
|
}
|
|
|
|
|
2015-02-06 07:14:35 -06:00
|
|
|
fn read_map_elt_val<T, F>(&mut self, _idx: usize, _f: F) -> Result<T, Error> where
|
2014-12-18 01:00:05 -06:00
|
|
|
F: FnOnce(&mut U8Decoder) -> Result<T, Error>,
|
|
|
|
{
|
2015-03-09 00:56:33 -05:00
|
|
|
Err(Error::SyntaxError)
|
2014-12-18 01:00:05 -06:00
|
|
|
}
|
2014-05-23 22:41:29 -05:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
|
|
mod deserializer {
|
2014-05-24 17:04:45 -05:00
|
|
|
//use std::num;
|
2014-05-23 22:41:29 -05:00
|
|
|
use std::vec;
|
|
|
|
|
2014-11-22 18:27:01 -06:00
|
|
|
use super::Error;
|
2014-05-23 22:41:29 -05:00
|
|
|
|
2014-09-06 22:41:13 -05:00
|
|
|
use serde::de;
|
2014-05-23 22:41:29 -05:00
|
|
|
|
2015-02-06 08:21:51 -06:00
|
|
|
#[derive(PartialEq, Debug)]
|
2014-05-23 22:58:09 -05:00
|
|
|
enum State {
|
|
|
|
StartState,
|
|
|
|
SepOrEndState,
|
|
|
|
EndState,
|
2014-05-23 22:41:29 -05:00
|
|
|
}
|
|
|
|
|
2015-03-09 00:56:33 -05:00
|
|
|
pub struct Deserializer<A> {
|
2014-05-23 22:58:09 -05:00
|
|
|
state: State,
|
2015-03-09 00:56:33 -05:00
|
|
|
iter: vec::IntoIter<A>,
|
2015-02-06 07:14:35 -06:00
|
|
|
len: usize,
|
2015-03-09 00:56:33 -05:00
|
|
|
value: Option<A>,
|
2014-05-23 22:41:29 -05:00
|
|
|
}
|
|
|
|
|
2015-03-09 00:56:33 -05:00
|
|
|
impl<A> Deserializer<A> {
|
2014-05-23 22:41:29 -05:00
|
|
|
#[inline]
|
2015-03-09 00:56:33 -05:00
|
|
|
pub fn new(values: Vec<A>) -> Deserializer<A> {
|
|
|
|
let len = values.len();
|
|
|
|
Deserializer {
|
|
|
|
state: State::StartState,
|
2014-09-29 20:58:22 -05:00
|
|
|
iter: values.into_iter(),
|
2015-03-09 00:56:33 -05:00
|
|
|
len: len,
|
|
|
|
value: None,
|
2014-05-23 22:41:29 -05:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-03-09 00:56:33 -05:00
|
|
|
impl de::Deserializer for Deserializer<usize> {
|
|
|
|
type Error = Error;
|
2015-01-04 19:18:50 -06:00
|
|
|
|
2014-05-23 22:41:29 -05:00
|
|
|
#[inline]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn visit<V>(&mut self, mut visitor: V) -> Result<V::Value, Error>
|
|
|
|
where V: de::Visitor,
|
|
|
|
{
|
2014-05-23 22:41:29 -05:00
|
|
|
match self.state {
|
2015-03-09 00:56:33 -05:00
|
|
|
State::StartState => {
|
|
|
|
self.state = State::SepOrEndState;
|
|
|
|
visitor.visit_seq(self)
|
2014-05-23 22:41:29 -05:00
|
|
|
}
|
2015-03-09 00:56:33 -05:00
|
|
|
State::SepOrEndState => {
|
|
|
|
visitor.visit_usize(self.value.take().unwrap())
|
2014-05-23 22:41:29 -05:00
|
|
|
}
|
2015-03-09 00:56:33 -05:00
|
|
|
State::EndState => {
|
|
|
|
Err(Error::EndOfStreamError)
|
2014-05-23 22:41:29 -05:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-03-09 00:56:33 -05:00
|
|
|
impl de::SeqVisitor for Deserializer<usize> {
|
|
|
|
type Error = Error;
|
2014-08-06 21:24:06 -05:00
|
|
|
|
|
|
|
#[inline]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn visit<T>(&mut self) -> Result<Option<T>, Error>
|
|
|
|
where T: de::Deserialize,
|
|
|
|
{
|
|
|
|
match self.iter.next() {
|
|
|
|
Some(value) => {
|
|
|
|
self.len -= 1;
|
|
|
|
self.value = Some(value);
|
|
|
|
Ok(Some(try!(de::Deserialize::deserialize(self))))
|
|
|
|
}
|
|
|
|
None => {
|
|
|
|
self.state = State::EndState;
|
|
|
|
Ok(None)
|
|
|
|
}
|
|
|
|
}
|
2014-08-06 21:24:06 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
#[inline]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn end(&mut self) -> Result<(), Error> {
|
|
|
|
match self.iter.next() {
|
|
|
|
Some(_) => Err(Error::SyntaxError),
|
|
|
|
None => {
|
|
|
|
self.state = State::EndState;
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
}
|
2014-08-06 21:24:06 -05:00
|
|
|
}
|
2014-05-25 01:33:18 -05:00
|
|
|
|
|
|
|
#[inline]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn size_hint(&self) -> (usize, Option<usize>) {
|
|
|
|
(self.len, Some(self.len))
|
2014-05-25 01:33:18 -05:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-03-09 00:56:33 -05:00
|
|
|
impl de::Deserializer for Deserializer<u8> {
|
|
|
|
type Error = Error;
|
2015-01-04 19:18:50 -06:00
|
|
|
|
2014-05-25 01:33:18 -05:00
|
|
|
#[inline]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn visit<V>(&mut self, mut visitor: V) -> Result<V::Value, Error>
|
|
|
|
where V: de::Visitor,
|
|
|
|
{
|
2014-05-25 01:33:18 -05:00
|
|
|
match self.state {
|
2015-03-09 00:56:33 -05:00
|
|
|
State::StartState => {
|
|
|
|
self.state = State::SepOrEndState;
|
|
|
|
visitor.visit_seq(self)
|
2014-05-25 01:33:18 -05:00
|
|
|
}
|
2015-03-09 00:56:33 -05:00
|
|
|
State::SepOrEndState => {
|
|
|
|
visitor.visit_u8(self.value.take().unwrap())
|
2014-05-25 01:33:18 -05:00
|
|
|
}
|
2015-03-09 00:56:33 -05:00
|
|
|
State::EndState => {
|
|
|
|
Err(Error::EndOfStreamError)
|
2014-05-25 01:33:18 -05:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-03-09 00:56:33 -05:00
|
|
|
impl de::SeqVisitor for Deserializer<u8> {
|
|
|
|
type Error = Error;
|
2014-08-03 14:35:15 -05:00
|
|
|
|
|
|
|
#[inline]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn visit<T>(&mut self) -> Result<Option<T>, Error>
|
|
|
|
where T: de::Deserialize,
|
|
|
|
{
|
|
|
|
match self.iter.next() {
|
|
|
|
Some(value) => {
|
|
|
|
self.len -= 1;
|
|
|
|
self.value = Some(value);
|
|
|
|
Ok(Some(try!(de::Deserialize::deserialize(self))))
|
|
|
|
}
|
|
|
|
None => {
|
|
|
|
self.state = State::EndState;
|
|
|
|
Ok(None)
|
|
|
|
}
|
|
|
|
}
|
2014-05-23 22:41:29 -05:00
|
|
|
}
|
2014-08-06 21:24:06 -05:00
|
|
|
|
|
|
|
#[inline]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn end(&mut self) -> Result<(), Error> {
|
|
|
|
match self.iter.next() {
|
|
|
|
Some(_) => Err(Error::SyntaxError),
|
|
|
|
None => {
|
|
|
|
self.state = State::EndState;
|
|
|
|
Ok(())
|
|
|
|
}
|
|
|
|
}
|
2014-08-06 21:24:06 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
#[inline]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn size_hint(&self) -> (usize, Option<usize>) {
|
|
|
|
(self.len, Some(self.len))
|
2014-08-06 21:24:06 -05:00
|
|
|
}
|
2014-05-23 22:41:29 -05:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
2014-05-24 17:02:24 -05:00
|
|
|
fn run_decoder<
|
2015-01-07 09:51:59 -06:00
|
|
|
D: Decoder<Error=Error>,
|
2015-02-06 08:21:51 -06:00
|
|
|
T: Clone + PartialEq + Debug + Decodable
|
2014-05-24 17:02:24 -05:00
|
|
|
>(mut d: D, value: T) {
|
2015-01-07 09:51:59 -06:00
|
|
|
let v = Decodable::decode(&mut d);
|
2014-05-24 17:02:24 -05:00
|
|
|
|
2015-01-07 09:51:59 -06:00
|
|
|
assert_eq!(Ok(value), v);
|
2014-05-24 17:02:24 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
fn run_deserializer<
|
2015-03-09 00:56:33 -05:00
|
|
|
D: Deserializer<Error=E>,
|
2015-02-06 08:21:51 -06:00
|
|
|
E: Debug,
|
2015-03-09 00:56:33 -05:00
|
|
|
T: Clone + PartialEq + Debug + Deserialize
|
2014-05-24 17:02:24 -05:00
|
|
|
>(mut d: D, value: T) {
|
2014-11-13 09:54:44 -06:00
|
|
|
let v: T = Deserialize::deserialize(&mut d).unwrap();
|
2014-05-24 17:02:24 -05:00
|
|
|
|
|
|
|
assert_eq!(value, v);
|
|
|
|
}
|
|
|
|
|
2014-05-23 22:41:29 -05:00
|
|
|
#[bench]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn bench_decoder_usize_000(b: &mut Bencher) {
|
2014-05-23 22:41:29 -05:00
|
|
|
b.iter(|| {
|
2015-03-09 00:56:33 -05:00
|
|
|
let v: Vec<usize> = vec!();
|
|
|
|
run_decoder(decoder::UsizeDecoder::new(v.clone()), v)
|
2014-05-24 17:02:24 -05:00
|
|
|
})
|
|
|
|
}
|
2014-05-23 22:41:29 -05:00
|
|
|
|
2014-05-24 17:02:24 -05:00
|
|
|
#[bench]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn bench_decoder_usize_003(b: &mut Bencher) {
|
2014-05-24 17:02:24 -05:00
|
|
|
b.iter(|| {
|
2015-03-09 00:56:33 -05:00
|
|
|
let v: Vec<usize> = vec!(1, 2, 3);
|
|
|
|
run_decoder(decoder::UsizeDecoder::new(v.clone()), v)
|
2014-05-24 17:02:24 -05:00
|
|
|
})
|
|
|
|
}
|
2014-05-23 22:41:29 -05:00
|
|
|
|
2014-05-24 17:02:24 -05:00
|
|
|
#[bench]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn bench_decoder_usize_100(b: &mut Bencher) {
|
2014-05-24 17:02:24 -05:00
|
|
|
b.iter(|| {
|
2015-03-19 09:35:07 -05:00
|
|
|
let v: Vec<usize> = (0 .. 100).collect();
|
2015-03-09 00:56:33 -05:00
|
|
|
run_decoder(decoder::UsizeDecoder::new(v.clone()), v)
|
2014-05-23 22:41:29 -05:00
|
|
|
})
|
|
|
|
}
|
|
|
|
|
|
|
|
#[bench]
|
2014-05-26 11:43:51 -05:00
|
|
|
fn bench_decoder_u8_000(b: &mut Bencher) {
|
2014-05-23 22:41:29 -05:00
|
|
|
b.iter(|| {
|
2014-05-25 23:51:12 -05:00
|
|
|
let v: Vec<u8> = vec!();
|
|
|
|
run_decoder(decoder::U8Decoder::new(v.clone()), v)
|
2014-05-24 17:02:24 -05:00
|
|
|
})
|
|
|
|
}
|
2014-05-23 22:41:29 -05:00
|
|
|
|
2014-05-24 17:02:24 -05:00
|
|
|
#[bench]
|
2014-05-26 11:43:51 -05:00
|
|
|
fn bench_decoder_u8_003(b: &mut Bencher) {
|
2014-05-24 17:02:24 -05:00
|
|
|
b.iter(|| {
|
2014-05-25 23:51:12 -05:00
|
|
|
let v: Vec<u8> = vec!(1, 2, 3);
|
|
|
|
run_decoder(decoder::U8Decoder::new(v.clone()), v)
|
2014-05-24 17:02:24 -05:00
|
|
|
})
|
|
|
|
}
|
2014-05-23 22:41:29 -05:00
|
|
|
|
2014-05-24 17:02:24 -05:00
|
|
|
#[bench]
|
2014-05-26 11:43:51 -05:00
|
|
|
fn bench_decoder_u8_100(b: &mut Bencher) {
|
2014-05-24 17:02:24 -05:00
|
|
|
b.iter(|| {
|
2015-03-19 09:35:07 -05:00
|
|
|
let v: Vec<u8> = (0 .. 100).collect();
|
2014-05-25 23:51:12 -05:00
|
|
|
run_decoder(decoder::U8Decoder::new(v.clone()), v)
|
2014-05-25 01:33:18 -05:00
|
|
|
})
|
|
|
|
}
|
|
|
|
|
|
|
|
#[bench]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn bench_deserializer_usize_000(b: &mut Bencher) {
|
2014-05-25 01:33:18 -05:00
|
|
|
b.iter(|| {
|
2015-03-09 00:56:33 -05:00
|
|
|
let v: Vec<usize> = vec!();
|
|
|
|
run_deserializer(deserializer::Deserializer::new(v.clone()), v)
|
2014-05-25 01:33:18 -05:00
|
|
|
})
|
|
|
|
}
|
|
|
|
|
|
|
|
#[bench]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn bench_deserializer_usize_003(b: &mut Bencher) {
|
2014-05-25 01:33:18 -05:00
|
|
|
b.iter(|| {
|
2015-03-09 00:56:33 -05:00
|
|
|
let v: Vec<usize> = vec!(1, 2, 3);
|
|
|
|
run_deserializer(deserializer::Deserializer::new(v.clone()), v)
|
2014-05-25 01:33:18 -05:00
|
|
|
})
|
|
|
|
}
|
|
|
|
|
|
|
|
#[bench]
|
2015-03-09 00:56:33 -05:00
|
|
|
fn bench_deserializer_usize_100(b: &mut Bencher) {
|
2014-05-25 01:33:18 -05:00
|
|
|
b.iter(|| {
|
2015-03-19 09:35:07 -05:00
|
|
|
let v: Vec<usize> = (0 .. 100).collect();
|
2015-03-09 00:56:33 -05:00
|
|
|
run_deserializer(deserializer::Deserializer::new(v.clone()), v)
|
2014-05-25 01:33:18 -05:00
|
|
|
})
|
|
|
|
}
|
|
|
|
|
|
|
|
#[bench]
|
2014-05-26 11:43:51 -05:00
|
|
|
fn bench_deserializer_u8_000(b: &mut Bencher) {
|
2014-05-25 01:33:18 -05:00
|
|
|
b.iter(|| {
|
2014-05-25 23:51:12 -05:00
|
|
|
let v: Vec<u8> = vec!();
|
2015-03-09 00:56:33 -05:00
|
|
|
run_deserializer(deserializer::Deserializer::new(v.clone()), v)
|
2014-05-25 01:33:18 -05:00
|
|
|
})
|
|
|
|
}
|
|
|
|
|
|
|
|
#[bench]
|
2014-05-26 11:43:51 -05:00
|
|
|
fn bench_deserializer_u8_003(b: &mut Bencher) {
|
2014-05-25 01:33:18 -05:00
|
|
|
b.iter(|| {
|
2014-05-25 23:51:12 -05:00
|
|
|
let v: Vec<u8> = vec!(1, 2, 3);
|
2015-03-09 00:56:33 -05:00
|
|
|
run_deserializer(deserializer::Deserializer::new(v.clone()), v)
|
2014-05-25 01:33:18 -05:00
|
|
|
})
|
|
|
|
}
|
|
|
|
|
|
|
|
#[bench]
|
2014-05-26 11:43:51 -05:00
|
|
|
fn bench_deserializer_u8_100(b: &mut Bencher) {
|
2014-05-25 01:33:18 -05:00
|
|
|
b.iter(|| {
|
2015-03-19 09:35:07 -05:00
|
|
|
let v: Vec<u8> = (0 .. 100).collect();
|
2015-03-09 00:56:33 -05:00
|
|
|
run_deserializer(deserializer::Deserializer::new(v.clone()), v)
|
2014-05-23 22:41:29 -05:00
|
|
|
})
|
|
|
|
}
|