73 lines
2.1 KiB
Rust
73 lines
2.1 KiB
Rust
/*!
|
|
Main program for `pacdef`. All internal logic happens in [`pacdef_core`].
|
|
*/
|
|
|
|
#![warn(
|
|
clippy::as_conversions,
|
|
clippy::option_if_let_else,
|
|
clippy::redundant_pub_crate,
|
|
clippy::semicolon_if_nothing_returned,
|
|
clippy::unused_self,
|
|
clippy::unwrap_used,
|
|
clippy::use_debug,
|
|
clippy::use_self,
|
|
clippy::wildcard_dependencies,
|
|
missing_docs
|
|
)]
|
|
|
|
use std::process::{ExitCode, Termination};
|
|
|
|
use anyhow::{bail, Context, Result};
|
|
|
|
use pacdef_core::{get_args, get_config_path, get_group_dir, Config, Group, Pacdef};
|
|
|
|
fn main() -> ExitCode {
|
|
handle_final_result(main_inner())
|
|
}
|
|
|
|
/// Skip printing the error chain when searching packages yields no results,
|
|
/// otherwise report error chain.
|
|
fn handle_final_result(result: Result<()>) -> ExitCode {
|
|
match result {
|
|
Ok(_) => ExitCode::SUCCESS,
|
|
Err(ref e) => {
|
|
let root_e = e.root_cause().downcast_ref();
|
|
match root_e {
|
|
Some(pacdef_core::Error::NoPackagesFound) => ExitCode::FAILURE,
|
|
Some(_) => ExitCode::FAILURE,
|
|
None => result.report(),
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
fn main_inner() -> Result<()> {
|
|
let args = get_args();
|
|
|
|
let config_file = get_config_path().context("getting config file")?;
|
|
let config = load_config(config_file)?;
|
|
|
|
let group_dir = get_group_dir().context("resolving group dir")?;
|
|
let groups = Group::load(&group_dir, config.warn_not_symlinks)
|
|
.with_context(|| format!("loading groups under {}", group_dir.to_string_lossy()))?;
|
|
|
|
let pacdef = Pacdef::new(args, config, groups);
|
|
pacdef.run_action_from_arg().context("running action")
|
|
}
|
|
|
|
fn load_config(config_file: std::path::PathBuf) -> Result<Config> {
|
|
let config = match Config::load(&config_file)
|
|
.with_context(|| format!("loading config file {}", config_file.to_string_lossy()))
|
|
{
|
|
Ok(config) => config,
|
|
Err(e) => {
|
|
let e = e.root_cause().downcast_ref::<pacdef_core::Error>();
|
|
match e {
|
|
Some(pacdef_core::Error::ConfigFileNotFound) => Config::default(),
|
|
_ => bail!("huh"),
|
|
}
|
|
}
|
|
};
|
|
Ok(config)
|
|
}
|