comparison rust/hg-core/src/utils.rs @ 46505:a25033eb43b5

rhg: add limited support for the `config` sub-command

Only with one argument and no flag. This is mostly for testing.

Differential Revision: https://phab.mercurial-scm.org/D9972

46504:2e5dd18d6dc3

pub trait SliceExt {
    fn trim_end(&self) -> &Self;
    fn trim_start(&self) -> &Self;
    fn trim(&self) -> &Self;
    fn drop_prefix(&self, needle: &Self) -> Option<&Self>;
}

#[allow(clippy::trivially_copy_pass_by_ref)]
fn is_not_whitespace(c: &u8) -> bool {
    !(*c as char).is_whitespace()

            Some(&self[needle.len()..])
        } else {
            None
        }
    }
}

pub trait Escaped {
    /// Return bytes escaped for display to the user
    fn escaped_bytes(&self) -> Vec<u8>;

46505:a25033eb43b5

pub trait SliceExt {
    fn trim_end(&self) -> &Self;
    fn trim_start(&self) -> &Self;
    fn trim(&self) -> &Self;
    fn drop_prefix(&self, needle: &Self) -> Option<&Self>;
    fn split_2(&self, separator: u8) -> Option<(&[u8], &[u8])>;
}

#[allow(clippy::trivially_copy_pass_by_ref)]
fn is_not_whitespace(c: &u8) -> bool {
    !(*c as char).is_whitespace()

            Some(&self[needle.len()..])
        } else {
            None
        }
    }

    fn split_2(&self, separator: u8) -> Option<(&[u8], &[u8])> {
        let mut iter = self.splitn(2, |&byte| byte == separator);
        let a = iter.next()?;
        let b = iter.next()?;
        Some((a, b))
    }
}

pub trait Escaped {
    /// Return bytes escaped for display to the user
    fn escaped_bytes(&self) -> Vec<u8>;