ansi_term/
write.rs

1use std::fmt;
2use std::io;
3
4
5pub trait AnyWrite {
6    type wstr: ?Sized;
7    type Error;
8
9    fn write_fmt(&mut self, fmt: fmt::Arguments) -> Result<(), Self::Error>;
10
11    fn write_str(&mut self, s: &Self::wstr) -> Result<(), Self::Error>;
12}
13
14
15impl<'a> AnyWrite for fmt::Write + 'a {
16    type wstr = str;
17    type Error = fmt::Error;
18
19    fn write_fmt(&mut self, fmt: fmt::Arguments) -> Result<(), Self::Error> {
20        fmt::Write::write_fmt(self, fmt)
21    }
22
23    fn write_str(&mut self, s: &Self::wstr) -> Result<(), Self::Error> {
24        fmt::Write::write_str(self, s)
25    }
26}
27
28
29impl<'a> AnyWrite for io::Write + 'a {
30    type wstr = [u8];
31    type Error = io::Error;
32
33    fn write_fmt(&mut self, fmt: fmt::Arguments) -> Result<(), Self::Error> {
34        io::Write::write_fmt(self, fmt)
35    }
36
37    fn write_str(&mut self, s: &Self::wstr) -> Result<(), Self::Error> {
38        io::Write::write_all(self, s)
39    }
40}