feat: validating config

src/config.rs

@@ -1,6 +1,6 @@
 use log::{error, info, warn};
 use serde::Deserialize;
-use std::{env, fs, path::Path};
+use std::{env, fs, path::Path, process};
 
 #[derive(Debug, Clone, Deserialize)]
 pub struct Bound {
@@ -94,6 +94,18 @@ impl Config {
  }
  }
 
+ pub fn validate(&self) {
+ if self.reminder.threshold <= self.warn.threshold {
+ error!("reminder threshold must be higher than warn threshold");
+ process::exit(1);
+ }
+
+ if self.warn.threshold <= self.threat.threshold {
+ error!("warn threshold must be higher than threat threshold");
+ process::exit(1);
+ }
+ }
+
  fn merge(mut self, other: Config) -> Config {
  let warn_if_not_zero = |threshold: u8, label: &str| {
  if threshold != 0 {

src/main.rs

@@ -31,6 +31,7 @@ fn main() {
 
  let config = Config::parse_or_default(cp);
  debug!("{:#?}", config);
+ config.validate();
 
  // Calculates the notification level based on the provided battery capacity.
  let get_notification_level = |capacity: u8| -> BatteryNotificationLevel {