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Code Issues Activity

dircolor purify forward match '#'

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This commit is contained in:
Jeong YunWon 2021-06-10 18:14:23 +09:00
parent 8a03ac6caa
commit e3197bea39
1 changed files with 19 additions and 18 deletions
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37
src/uu/dircolors/src/dircolors.rs
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@ -191,27 +191,28 @@ pub trait StrUtils {
impl StrUtils for str {
fn purify(&self) -> &Self {
let line = if self.as_bytes().first() == Some(&b'#') {
// Ignore if '#' is at the beginning of line
&self[..0]
} else {
let mut line = self;
for (n, _) in self
.as_bytes()
.iter()
.enumerate()
.rev()
.filter(|(_, c)| **c == b'#')
{
// Ignore the content after '#'
// only if it is preceded by at least one whitespace
if self[..n].chars().last().unwrap().is_whitespace() {
line = &self[..n];
let mut line = self;
for (n, _) in self
.as_bytes()
.iter()
.enumerate()
.filter(|(_, c)| **c == b'#')
{
// Ignore the content after '#'
// only if it is preceded by at least one whitespace
match self[..n].chars().last() {
Some(c) if c.is_whitespace() => {
line = &self[..n - c.len_utf8()];
break;
}
None => {
// n == 0
line = &self[..0];
break;
}
_ => (),
}
line
};
}
line.trim()
}