Files
topgrade/src/git.rs

66 lines
1.5 KiB
Rust

use super::Check;
use failure::Error;
use std::collections::HashSet;
use std::path::{Path, PathBuf};
use std::process::Command;
use which::which;
pub struct Git {
git: Option<PathBuf>,
}
impl Git {
pub fn new() -> Self {
Self {
git: which("git").ok(),
}
}
pub fn get_repo_root<P: AsRef<Path>>(&self, path: P) -> Option<String> {
if !path.as_ref().exists() {
return None;
}
if let Some(git) = &self.git {
let output = Command::new(&git)
.arg("rev-parse")
.arg("--show-toplevel")
.current_dir(path)
.output();
if let Ok(output) = output {
if !output.status.success() {
return None;
}
return Some(String::from_utf8_lossy(&output.stdout).trim().to_string());
}
}
None
}
pub fn pull<P: AsRef<Path>>(&self, path: P) -> Result<Option<()>, Error> {
if let Some(git) = &self.git {
Command::new(&git)
.arg("pull")
.arg("--rebase")
.arg("--autostash")
.current_dir(path)
.spawn()?
.wait()?
.check()?;
return Ok(Some(()));
}
Ok(None)
}
pub fn insert_if_valid<P: AsRef<Path>>(&self, git_repos: &mut HashSet<String>, path: P) {
if let Some(repo) = self.get_repo_root(path) {
git_repos.insert(repo);
}
}
}