Renamed the example coroutines and deleted the old simcore.

src/bin/simcore.rs

-use simcore_rs::{Time, SimContext, Facility, RandomVar, simulation};
-use rand::{distributions::Uniform, rngs::SmallRng, SeedableRng, Rng};
-
-// helper constants
-const STOP_TIME: Time = 480000.0;
-const SEED_A   :  u64 = 100000;
-const SEED_S   :  u64 = 200000;
-
-fn main() {
-	// pseudo random number generators referenced from within the main process
-	let mut rng_a = SmallRng::seed_from_u64(SEED_A);
-	let mut rng_s = SmallRng::seed_from_u64(SEED_S);
-	
-	// the lifetimes are automatically extended
-	let joe = &Facility::new();
-	let rv = &RandomVar::new();
-	
-	// the main process
-	simulation(|sim| async move {
-		// activate a process to generate the customers
-		sim.activate(async move {
-			let dist = Uniform::new(12.0, 24.0);
-			
-			// wait some time before activating the first customer
-			sim.advance(rng_a.sample(dist)).await;
-			
-			// generate new customers until the store closes officially
-			while sim.now() < STOP_TIME {
-				// activate the next customer
-				sim.activate(Customer {
-					joe, rv, rng: SmallRng::from_seed(rng_s.gen())
-				}.actions(sim));
-				
-				// wait some time before activating the next customer
-				sim.advance(rng_a.sample(dist)).await;
-			}
-		});
-		
-		// wait until the store closes
-		sim.advance(STOP_TIME).await;
-		
-		// finish processing the queue (no more customers arrive)
-		joe.seize().await;
-		joe.release();
-	});
-	
-	println!("Stats: {:.3}", rv);
-}
-
-/// Customer process with access to the barber and a random number generator.
-struct Customer<'j> { joe: &'j Facility, rv: &'j RandomVar, rng: SmallRng }
-
-impl Customer<'_> {
-	pub async fn actions(mut self, sim: SimContext<'_>) {
-		// access the barber and record the time for the report
-		let time = sim.now();
-		self.joe.seize().await;
-		self.rv.tabulate(sim.now() - time);
-		
-		// spend time
-		sim.advance(self.rng.gen_range(12.0, 18.0)).await;
-		// release the barber
-		self.joe.release();
-	}
-}