Function git_validate::tag::name

source · 
pub fn name(input: &BStr) -> Result<&BStr, Error>
Expand description

Assure the given input resemble a valid git tag name, which is returned unchanged on success.

Examples found in repository?
src/reference.rs (line 48)
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fn validate(path: &BStr, mode: Mode) -> Result<&BStr, name::Error> {
    crate::tagname(path)?;
    if path[0] == b'/' {
        return Err(name::Error::StartsWithSlash);
    }
    let mut previous = 0;
    let mut one_before_previous = 0;
    let mut saw_slash = false;
    for byte in path.iter() {
        match *byte {
            b'/' if previous == b'.' && one_before_previous == b'/' => return Err(name::Error::SingleDot),
            b'/' if previous == b'/' => return Err(name::Error::RepeatedSlash),
            _ => {}
        }

        if *byte == b'/' {
            saw_slash = true;
        }
        one_before_previous = previous;
        previous = *byte;
    }

    if let Mode::Complete = mode {
        if !saw_slash && !path.iter().all(|c| c.is_ascii_uppercase() || *c == b'_') {
            return Err(name::Error::SomeLowercase);
        }
    }
    Ok(path)
}