1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
pub(crate) mod read {
use crate::derive::*;
pub(crate) const NAME: &[&str] = &["Read", "io::Read"];
pub(crate) fn derive(data: &Data) -> Result<TokenStream> {
#[cfg(not(stable_1_36))]
let vectored = quote!();
#[cfg(stable_1_36)]
let vectored = quote! {
#[inline]
fn read_vectored(
&mut self,
bufs: &mut [::std::io::IoSliceMut<'_>],
) -> ::std::io::Result<usize>;
};
Ok(derive_trait(data, parse_quote!(::std::io::Read), None, parse_quote! {
trait Read {
#[inline]
fn read(&mut self, buf: &mut [u8]) -> ::std::io::Result<usize>;
#[inline]
fn read_to_end(
&mut self,
buf: &mut ::std::vec::Vec<u8>,
) -> ::std::io::Result<usize>;
#[inline]
fn read_to_string(
&mut self,
buf: &mut ::std::string::String,
) -> ::std::io::Result<usize>;
#[inline]
fn read_exact(&mut self, buf: &mut [u8]) -> ::std::io::Result<()>;
#vectored
}
}))
}
}
pub(crate) mod buf_read {
use crate::derive::*;
pub(crate) const NAME: &[&str] = &["BufRead", "io::BufRead"];
pub(crate) fn derive(data: &Data) -> Result<TokenStream> {
Ok(derive_trait(data, parse_quote!(::std::io::BufRead), None, parse_quote! {
trait BufRead {
#[inline]
fn fill_buf(&mut self) -> ::std::io::Result<&[u8]>;
#[inline]
fn consume(&mut self, amt: usize);
#[inline]
fn read_until(
&mut self,
byte: u8, buf: &mut ::std::vec::Vec<u8>,
) -> ::std::io::Result<usize>;
#[inline]
fn read_line(
&mut self,
buf: &mut ::std::string::String,
) -> ::std::io::Result<usize>;
}
}))
}
}
pub(crate) mod seek {
use crate::derive::*;
pub(crate) const NAME: &[&str] = &["Seek", "io::Seek"];
pub(crate) fn derive(data: &Data) -> Result<TokenStream> {
Ok(derive_trait(data, parse_quote!(::std::io::Seek), None, parse_quote! {
trait Seek {
#[inline]
fn seek(&mut self, pos: ::std::io::SeekFrom) -> ::std::io::Result<u64>;
}
}))
}
}
pub(crate) mod write {
use crate::derive::*;
pub(crate) const NAME: &[&str] = &["Write", "io::Write"];
pub(crate) fn derive(data: &Data) -> Result<TokenStream> {
#[cfg(not(stable_1_36))]
let vectored = quote!();
#[cfg(stable_1_36)]
let vectored = quote! {
#[inline]
fn write_vectored(
&mut self,
bufs: &[::std::io::IoSlice<'_>],
) -> ::std::io::Result<usize>;
};
Ok(derive_trait(data, parse_quote!(::std::io::Write), None, parse_quote! {
trait Write {
#[inline]
fn write(&mut self, buf: &[u8]) -> ::std::io::Result<usize>;
#[inline]
fn flush(&mut self) -> ::std::io::Result<()>;
#[inline]
fn write_all(&mut self, buf: &[u8]) -> ::std::io::Result<()>;
#[inline]
fn write_fmt(
&mut self,
fmt: ::std::fmt::Arguments<'_>,
) -> ::std::io::Result<()>;
#vectored
}
}))
}
}