From 7d1acb295b0dc9ebde45f6828d01baa8c6dce023 Mon Sep 17 00:00:00 2001
From: Andreas Grois <andi@grois.info>
Date: Sun, 2 Apr 2023 22:40:29 +0200
Subject: Example: Fix inconsistency in cashier handling.

---
 examples/text-adventure/logic.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'examples/text-adventure')

diff --git a/examples/text-adventure/logic.rs b/examples/text-adventure/logic.rs
index 3f05555..87ea8bb 100644
--- a/examples/text-adventure/logic.rs
+++ b/examples/text-adventure/logic.rs
@@ -217,7 +217,12 @@ fn handle_checkout<'a, 's: 'a>(
             0 => { FreeSausageRoll::pure((Location::Shelves, inventory.clone())) },
             1 => {
                 run!{
-                    r <= try_pay(inventory.clone());
+                    r <= if inventory.items.is_empty() {
+                        let inventory = inventory.clone();
+                        exposition("You didn't take anything in the store, so you just walk past the cashier.").bind(move |_| FreeSausageRoll::pure(Ok(inventory.clone()))) as FreeSausageRoll<Result<Inventory, Inventory>>
+                    } else {
+                        try_pay(inventory.clone())
+                    };
                     match r {
                         Ok(inventory) => {
                             run!{
-- 
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