rust-clippy/tests/ui/read_line_without_trim.rs

47 lines
1.5 KiB
Rust

#![allow(unused)]
#![warn(clippy::read_line_without_trim)]
fn main() {
let mut input = String::new();
std::io::stdin().read_line(&mut input).unwrap();
input.pop();
let _x: i32 = input.parse().unwrap(); // don't trigger here, newline character is popped
let mut input = String::new();
std::io::stdin().read_line(&mut input).unwrap();
let _x: i32 = input.parse().unwrap();
let mut input = String::new();
std::io::stdin().read_line(&mut input).unwrap();
let _x = input.parse::<i32>().unwrap();
let mut input = String::new();
std::io::stdin().read_line(&mut input).unwrap();
let _x = input.parse::<u32>().unwrap();
let mut input = String::new();
std::io::stdin().read_line(&mut input).unwrap();
let _x = input.parse::<f32>().unwrap();
let mut input = String::new();
std::io::stdin().read_line(&mut input).unwrap();
let _x = input.parse::<bool>().unwrap();
let mut input = String::new();
std::io::stdin().read_line(&mut input).unwrap();
// this is actually ok, so don't lint here
let _x = input.parse::<String>().unwrap();
// comparing with string literals
let mut input = String::new();
std::io::stdin().read_line(&mut input).unwrap();
if input == "foo" {
println!("This will never ever execute!");
}
let mut input = String::new();
std::io::stdin().read_line(&mut input).unwrap();
if input.ends_with("foo") {
println!("Neither will this");
}
}