libgir/writer/
untabber.rs

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1use std::io::{Result, Write};
2
3use super::TAB;
4
5pub struct Untabber {
6    orig: Box<dyn Write>,
7}
8
9impl Untabber {
10    pub fn new(orig: Box<dyn Write>) -> Self {
11        Self { orig }
12    }
13}
14
15impl Write for Untabber {
16    fn write(&mut self, buf: &[u8]) -> Result<usize> {
17        let mut chunks = buf.split(|b| b == &b'\t').peekable();
18        while let Some(chunk) = chunks.next() {
19            self.orig.write_all(chunk)?;
20            if chunks.peek().is_some() {
21                self.orig.write_all(TAB.as_bytes())?;
22            } else {
23                break;
24            }
25        }
26        Ok(buf.len())
27    }
28    fn flush(&mut self) -> Result<()> {
29        self.orig.flush()
30    }
31}
libgir/writer/untabber.rs

libgir/writer/
untabber.rs
