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Code Issues Activity

Prevent double scanning from dircolors

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This commit is contained in:
Jeong YunWon 2021-06-10 12:03:25 +09:00
parent def5bec1ce
commit 8a03ac6caa
1 changed files with 19 additions and 16 deletions
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35
src/uu/dircolors/src/dircolors.rs
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@ -191,24 +191,27 @@ pub trait StrUtils {
impl StrUtils for str {
fn purify(&self) -> &Self {
let mut line = self;
for (n, c) in self.chars().enumerate() {
if c != '#' {
continue;
}
let line = if self.as_bytes().first() == Some(&b'#') {
// Ignore if '#' is at the beginning of line
if n == 0 {
line = &self[..0];
break;
&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];
break;
}
}
// Ignore the content after '#'
// only if it is preceded by at least one whitespace
if self.chars().nth(n - 1).unwrap().is_whitespace() {
line = &self[..n];
}
}
line
};
line.trim()
}