rust/tests/ui/string_lit_as_bytes.rs
2023-04-25 05:06:11 -05:00

45 lines
1.1 KiB
Rust

//@run-rustfix
#![allow(dead_code, unused_variables)]
#![warn(clippy::string_lit_as_bytes)]
macro_rules! b {
($b:literal) => {
const C: &[u8] = $b.as_bytes();
};
}
fn str_lit_as_bytes() {
let bs = "hello there".as_bytes();
let bs = r###"raw string with 3# plus " ""###.as_bytes();
let bs = "lit to string".to_string().into_bytes();
let bs = "lit to owned".to_owned().into_bytes();
b!("aaa");
// no warning, because these cannot be written as byte string literals:
let ubs = "".as_bytes();
let ubs = "hello there! this is a very long string".as_bytes();
let ubs = "".to_string().into_bytes();
let ubs = "this is also too long and shouldn't be fixed".to_string().into_bytes();
let strify = stringify!(foobar).as_bytes();
let current_version = env!("CARGO_PKG_VERSION").as_bytes();
let includestr = include_str!("string_lit_as_bytes.rs").as_bytes();
let _ = "string with newline\t\n".as_bytes();
let _ = match "x".as_bytes() {
b"xx" => 0,
[b'x', ..] => 1,
_ => 2,
};
}
fn main() {}