make time optional
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				| @ -30,14 +30,12 @@ impl App { | ||||
|     } | ||||
| 
 | ||||
|     fn update(&mut self) { | ||||
|         { | ||||
|             let mut time = self.world.resources.get_mut::<Time>().unwrap(); | ||||
|         if let Some(mut time) = self.world.resources.get_mut::<Time>() { | ||||
|             time.start(); | ||||
|         } | ||||
|         self.schedule.execute(&mut self.world); | ||||
|         self.render(); | ||||
|         { | ||||
|             let mut time = self.world.resources.get_mut::<Time>().unwrap(); | ||||
|         if let Some(mut time) = self.world.resources.get_mut::<Time>() { | ||||
|             time.stop(); | ||||
|         } | ||||
|     } | ||||
|  | ||||
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	 Carter Anderson
						Carter Anderson