Add Display impls for Cooldown and Charges

RELEASES.md

@@ -16,6 +16,7 @@
   - `ready_no_cost` and `trigger_no_cost` have been added to `Abilitylike`
   - when working with multiple resource pools, you should pass in `NullPool` as the type argument for `AbilityState`
 - `Default` is now implemented for `Charges` and `Cooldown`
+- added `Display` implementations for `Charges` and `Cooldown`
 
 ## Bugs (0.9)
 

src/charges.rs

@@ -6,7 +6,7 @@ use bevy::{
     ecs::prelude::{Component, Resource},
     reflect::Reflect,
 };
-use std::marker::PhantomData;
+use std::{fmt::Display, marker::PhantomData};
 
 use crate::{Abilitylike, CannotUseAbility};
 use std::collections::HashMap;
@@ -114,6 +114,12 @@ pub struct Charges {
     pub cooldown_strat: CooldownStrategy,
 }
 
+impl Display for Charges {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{}/{}", self.current, self.max)
+    }
+}
+
 /// What happens when [`Charges`] are replenished?
 #[derive(Debug, Default, Clone, Copy, PartialEq, Eq, Reflect)]
 pub enum ReplenishStrategy {

src/cooldown.rs

@@ -11,7 +11,7 @@ use bevy::{
     reflect::Reflect,
 };
 use serde::{Deserialize, Serialize};
-use std::{collections::HashMap, marker::PhantomData};
+use std::{collections::HashMap, fmt::Display, marker::PhantomData};
 
 /// The time until each action of type `A` can be used again.
 ///
@@ -415,6 +415,12 @@ impl Cooldown {
     }
 }
 
+impl Display for Cooldown {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(f, "{:?} / {:?}", self.elapsed_time, self.max_time)
+    }
+}
+
 #[cfg(test)]
 mod tick_tests {
     use super::*;