anstream/
buffer.rs

1#![allow(deprecated)]
2
3/// In-memory [`RawStream`][crate::stream::RawStream]
4#[derive(Clone, Default, Debug, PartialEq, Eq)]
5#[deprecated(since = "0.6.2", note = "Use Vec")]
6#[doc(hidden)]
7pub struct Buffer(Vec<u8>);
8
9impl Buffer {
10    #[inline]
11    pub fn new() -> Self {
12        Default::default()
13    }
14
15    #[inline]
16    pub fn with_capacity(capacity: usize) -> Self {
17        Self(Vec::with_capacity(capacity))
18    }
19
20    #[inline]
21    pub fn as_bytes(&self) -> &[u8] {
22        &self.0
23    }
24}
25
26impl AsRef<[u8]> for Buffer {
27    #[inline]
28    fn as_ref(&self) -> &[u8] {
29        self.as_bytes()
30    }
31}
32
33impl std::io::Write for Buffer {
34    #[inline]
35    fn write(&mut self, buf: &[u8]) -> std::io::Result<usize> {
36        self.0.extend(buf);
37        Ok(buf.len())
38    }
39
40    #[inline]
41    fn flush(&mut self) -> std::io::Result<()> {
42        Ok(())
43    }
44}
45
46#[cfg(all(windows, feature = "wincon"))]
47impl anstyle_wincon::WinconStream for Buffer {
48    fn write_colored(
49        &mut self,
50        fg: Option<anstyle::AnsiColor>,
51        bg: Option<anstyle::AnsiColor>,
52        data: &[u8],
53    ) -> std::io::Result<usize> {
54        self.0.write_colored(fg, bg, data)
55    }
56}