rename pacdef_main to main

crates/main/main.rs

@@ -0,0 +1,56 @@
+/*!
+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::unused_self,
+    clippy::unwrap_used,
+    clippy::use_debug,
+    clippy::use_self,
+    clippy::wildcard_dependencies,
+    missing_docs
+)]
+
+use std::process::{ExitCode, Termination};
+
+use anyhow::{Context, Result};
+
+use pacdef_core as core;
+use pacdef_core::{get_args, get_config_path, get_pacdef_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 msg = e.root_cause().to_string();
+
+            if msg == core::NO_PACKAGES_FOUND {
+                ExitCode::FAILURE
+            } else {
+                result.report()
+            }
+        }
+    }
+}
+
+fn main_inner() -> Result<()> {
+    let args = get_args();
+
+    let config_file = get_config_path().context("getting config file")?;
+    let config = Config::load(&config_file).context("loading config file")?;
+
+    let group_dir = get_pacdef_group_dir().context("resolving group dir")?;
+    let groups = Group::load(&group_dir, config.warn_not_symlinks).context("loading groups")?;
+
+    let pacdef = Pacdef::new(args, config, groups);
+    pacdef.run_action_from_arg().context("running action")
+}