From 6a8a5c234ecb4ae97a0422441dbe9bb4a27cb95c Mon Sep 17 00:00:00 2001
From: Manuel Thalmann <m@nuth.ch>
Date: Wed, 19 Mar 2025 08:20:48 +0100
Subject: [PATCH] Allow returning errors
---
minigrep/src/main.rs | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/minigrep/src/main.rs b/minigrep/src/main.rs
index 018a838..440c741 100644
--- a/minigrep/src/main.rs
+++ b/minigrep/src/main.rs
@@ -1,4 +1,5 @@
use std::env;
+use std::error::Error;
use std::fs;
use std::process;
@@ -16,11 +17,10 @@ fn main() {
run(config);
}
-fn run(config: Config) {
- let contents = fs::read_to_string(config.file_path)
- .expect("Should have been able to read the file");
-
+fn run(config: Config) -> Result<(), Box<dyn Error>> {
+ let contents = fs::read_to_string(config.file_path)?;
println!("With text:\n{contents}");
+ Ok(())
}
struct Config {