break up run() a little bit to remove cognitive load

src/main.rs

@@ -146,15 +146,11 @@ fn main() {
 	}
 }
 
-#[allow(clippy::cognitive_complexity)]
+fn start_apps(apps: Vec<App>) -> (Vec<Proc>, Option<i8>) {
-fn run() -> SupResult<()> {
-	let config = Config::load("sup.toml")?;
-	info!("loaded config: sup.toml");
-
 	let mut procs: Vec<Proc> = Vec::new();
 	let mut holds: Option<i8> = None;
 
-	for app in config.apps() {
+	for app in apps {
 		if app.wait.unwrap_or(false) {
 			if let Err(e) = app.wait_start() {
 				error!("app failed to start: {}: {:?}", &app.name, e);
@@ -168,11 +164,20 @@ fn run() -> SupResult<()> {
 					}
 					procs.push(proc);
 				}
-				Err(e) => error!("application failed to start: {}: {:?}", name, e),
+				Err(e) => error!("app failed to start: {}: {:?}", name, e),
 			};
 		}
 	}
 
+	(procs, holds)
+}
+
+fn run() -> SupResult<()> {
+	let config = Config::load("sup.toml")?;
+	info!("loaded config: sup.toml");
+
+	let (mut procs, mut holds) = start_apps(config.apps());
+
 	if holds.unwrap_or(0) < 1 {
 		error!("no holds configured");
 		return Ok(());