rhq-core 0.3.0

Core library for rhq
Documentation 
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use std::fmt;
use std::str::FromStr;
use regex::Regex;


pub struct ScpPath {
    username: String,
    host: String,
    path: String,
}

impl ScpPath {
    pub fn username(&self) -> &str {
        &self.username
    }

    pub fn host(&self) -> &str {
        &self.host
    }

    pub fn path(&self) -> &str {
        &self.path
    }
}

impl FromStr for ScpPath {
    type Err = ::Error;

    fn from_str(s: &str) -> ::Result<ScpPath> {
        lazy_static! {
            static ref RE_SCP: Regex = Regex::new(r"^((?:[^@]+@)?)([^:]+):/?(.+)$").unwrap();
        }
        let cap = RE_SCP.captures(s).ok_or_else(|| "does not match")?;

        let username = cap.get(1)
            .and_then(|s| if s.as_str() != "" {
                Some(s.as_str())
            } else {
                None
            })
            .map(|s| s.trim_right_matches("@"))
            .unwrap_or("git")
            .to_owned();
        let host = cap.get(2).unwrap().as_str().to_owned();
        let path = cap.get(3)
            .unwrap()
            .as_str()
            .trim_right_matches(".git")
            .to_owned();
        Ok(ScpPath {
            username,
            host,
            path,
        })
    }
}

impl fmt::Display for ScpPath {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}@{}:{}.git", self.username, self.host, self.path)
    }
}