rust-clippy/tests/ui/eprint_with_newline.rs

49 lines
1.1 KiB
Rust

#![allow(clippy::print_literal)]
#![warn(clippy::print_with_newline)]
fn main() {
eprint!("Hello\n");
eprint!("Hello {}\n", "world");
eprint!("Hello {} {}\n", "world", "#2");
eprint!("{}\n", 1265);
eprint!("\n");
// these are all fine
eprint!("");
eprint!("Hello");
eprintln!("Hello");
eprintln!("Hello\n");
eprintln!("Hello {}\n", "world");
eprint!("Issue\n{}", 1265);
eprint!("{}", 1265);
eprint!("\n{}", 1275);
eprint!("\n\n");
eprint!("like eof\n\n");
eprint!("Hello {} {}\n\n", "world", "#2");
eprintln!("\ndon't\nwarn\nfor\nmultiple\nnewlines\n"); // #3126
eprintln!("\nbla\n\n"); // #3126
// Escaping
eprint!("\\n"); // #3514
eprint!("\\\n"); // should fail
eprint!("\\\\n");
// Raw strings
eprint!(r"\n"); // #3778
// Literal newlines should also fail
eprint!(
"
"
);
eprint!(
r"
"
);
// Don't warn on CRLF (#4208)
eprint!("\r\n");
eprint!("foo\r\n");
eprint!("\\r\n"); //~ ERROR
eprint!("foo\rbar\n") // ~ ERROR
}