summaryrefslogtreecommitdiff
path: root/exercises/error_handling/errors3.rs
diff options
context:
space:
mode:
authorAdam Brewer <adamhb321@gmail.com>2023-10-16 07:37:12 -0400
committerAdam Brewer <adamhb321@gmail.com>2023-10-16 07:37:12 -0400
commit64d95837e9813541cf5b357de13865ce687ae98d (patch)
treef022c5d5ba01128811c0b77618a7adb843ee876b /exercises/error_handling/errors3.rs
parentc3941323e2c0b9ee286494327de92e00f23b9e3a (diff)
Update Exercises Directory Names to Reflect Order
Diffstat (limited to 'exercises/error_handling/errors3.rs')
-rw-r--r--exercises/error_handling/errors3.rs34
1 files changed, 0 insertions, 34 deletions
diff --git a/exercises/error_handling/errors3.rs b/exercises/error_handling/errors3.rs
deleted file mode 100644
index d42d3b1..0000000
--- a/exercises/error_handling/errors3.rs
+++ /dev/null
@@ -1,34 +0,0 @@
-// errors3.rs
-//
-// This is a program that is trying to use a completed version of the
-// `total_cost` function from the previous exercise. It's not working though!
-// Why not? What should we do to fix it?
-//
-// Execute `rustlings hint errors3` or use the `hint` watch subcommand for a
-// hint.
-
-// I AM NOT DONE
-
-use std::num::ParseIntError;
-
-fn main() {
- let mut tokens = 100;
- let pretend_user_input = "8";
-
- let cost = total_cost(pretend_user_input)?;
-
- if cost > tokens {
- println!("You can't afford that many!");
- } else {
- tokens -= cost;
- println!("You now have {} tokens.", tokens);
- }
-}
-
-pub fn total_cost(item_quantity: &str) -> Result<i32, ParseIntError> {
- let processing_fee = 1;
- let cost_per_item = 5;
- let qty = item_quantity.parse::<i32>()?;
-
- Ok(qty * cost_per_item + processing_fee)
-}