From 12d6510c82939b65169690691046ead299d55711 Mon Sep 17 00:00:00 2001
From: Joakim Lundberg <joakim@joakimlundberg.com>
Date: Thu, 9 Nov 2017 20:39:00 +0100
Subject: [PATCH] function
---
src/main.rs | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)
diff --git a/src/main.rs b/src/main.rs
index 7906c50..7da7275 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -22,7 +22,8 @@ fn main() {
println!("{} Tries, {} Wins, {}%", tries, wins, stat);
println!("Please input you guess.");
- let mut guess = read_input(); // creates a mutable variable
+ let mut guess = read_input();
+
println!("You guessed: {}", guess);
@@ -49,5 +50,17 @@ fn gen_rng_num() -> u32 {
}
fn read_input() -> Result<u32, String> {
- let user_input = String::new();
+ let mut user_input = String::new();
+
+ io::stdin()
+ .read_line(&mut user_input)
+ .expect("Failed to read line!");
+
+ let user_input: u32 = match user_input.trim().parse(){
+ Ok(number) => return number,
+ Err(_) => {
+ return format!("Error: Invalid input");
+ //continue;
+ }
+ };
}
--
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