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/*
* libgit2 "add" example - shows how to modify the index
*
* Written by the libgit2 contributors
*
* To the extent possible under law, the author(s) have dedicated all copyright
* and related and neighboring rights to this software to the public domain
* worldwide. This software is distributed without any warranty.
*
* You should have received a copy of the CC0 Public Domain Dedication along
* with this software. If not, see
* <http://creativecommons.org/publicdomain/zero/1.0/>.
*/
#![deny(warnings)]
#![allow(trivial_casts)]
use git2::Repository;
use std::path::Path;
use structopt::StructOpt;
#[derive(StructOpt)]
struct Args {
#[structopt(name = "spec")]
arg_spec: Vec<String>,
#[structopt(name = "dry_run", short = "n", long)]
/// dry run
flag_dry_run: bool,
#[structopt(name = "verbose", short, long)]
/// be verbose
flag_verbose: bool,
#[structopt(name = "update", short, long)]
/// update tracked files
flag_update: bool,
}
fn run(args: &Args) -> Result<(), git2::Error> {
let repo = Repository::open(&Path::new("."))?;
let mut index = repo.index()?;
let cb = &mut |path: &Path, _matched_spec: &[u8]| -> i32 {
let status = repo.status_file(path).unwrap();
let ret = if status.contains(git2::Status::WT_MODIFIED)
|| status.contains(git2::Status::WT_NEW)
{
println!("add '{}'", path.display());
0
} else {
1
};
if args.flag_dry_run {
1
} else {
ret
}
};
let cb = if args.flag_verbose || args.flag_update {
Some(cb as &mut git2::IndexMatchedPath)
} else {
None
};
if args.flag_update {
index.update_all(args.arg_spec.iter(), cb)?;
} else {
index.add_all(args.arg_spec.iter(), git2::IndexAddOption::DEFAULT, cb)?;
}
index.write()?;
Ok(())
}
fn main() {
let args = Args::from_args();
match run(&args) {
Ok(()) => {}
Err(e) => println!("error: {}", e),
}
}
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